./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--w83791d.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--w83791d.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E --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 372b228f80480ecd742aef5a3f71ea964394f183115b33b2737cae044422d6a1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:21:37,785 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:21:37,860 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-14 05:21:37,865 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:21:37,865 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:21:37,894 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:21:37,894 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:21:37,895 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:21:37,895 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:21:37,895 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:21:37,895 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:21:37,895 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:21:37,895 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:21:37,896 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 05:21:37,898 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:21:37,898 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:21:37,899 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 05:21:37,899 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 05:21:37,899 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:21:37,900 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 05:21:37,900 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 05:21:37,900 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 05:21:37,901 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:21:37,901 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:21:37,901 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 05:21:37,901 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:21:37,901 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:21:37,902 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:21:37,902 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:21:37,902 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:21:37,902 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:21:37,902 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:21:37,902 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:21:37,902 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:21:37,903 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:21:37,903 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:21:37,903 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:21:37,904 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:21:37,904 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:21:37,904 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 05:21:37,904 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 05:21:37,904 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:21:37,904 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:21:37,904 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 05:21:37,904 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E 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 -> 372b228f80480ecd742aef5a3f71ea964394f183115b33b2737cae044422d6a1 [2024-11-14 05:21:38,203 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:21:38,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:21:38,221 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:21:38,222 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:21:38,223 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:21:38,225 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--w83791d.ko-main.cil.out.i Unable to find full path for "g++" [2024-11-14 05:21:40,225 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:21:40,840 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:21:40,841 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--w83791d.ko-main.cil.out.i [2024-11-14 05:21:40,873 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/data/8b16f24fa/22671c8651794c289b2df2a649ed1408/FLAG130e22d8f [2024-11-14 05:21:40,889 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/data/8b16f24fa/22671c8651794c289b2df2a649ed1408 [2024-11-14 05:21:40,892 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:21:40,893 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:21:40,895 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:21:40,895 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:21:40,899 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:21:40,900 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:21:40" (1/1) ... [2024-11-14 05:21:40,901 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b9d741f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:40, skipping insertion in model container [2024-11-14 05:21:40,901 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:21:40" (1/1) ... [2024-11-14 05:21:40,989 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:21:42,316 WARN L250 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_75dc116d-d134-4e00-8611-28b87a46f3fc/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--w83791d.ko-main.cil.out.i[166121,166134] [2024-11-14 05:21:42,447 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:21:42,543 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:21:42,833 WARN L250 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_75dc116d-d134-4e00-8611-28b87a46f3fc/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--w83791d.ko-main.cil.out.i[166121,166134] [2024-11-14 05:21:42,847 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:21:43,208 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:21:43,209 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:43 WrapperNode [2024-11-14 05:21:43,210 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:21:43,211 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:21:43,211 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:21:43,211 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:21:43,219 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:43" (1/1) ... [2024-11-14 05:21:43,318 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:43" (1/1) ... [2024-11-14 05:21:43,599 INFO L138 Inliner]: procedures = 180, calls = 3524, calls flagged for inlining = 74, calls inlined = 37, statements flattened = 4846 [2024-11-14 05:21:43,600 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:21:43,600 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:21:43,601 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:21:43,601 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:21:43,610 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:43" (1/1) ... [2024-11-14 05:21:43,610 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:43" (1/1) ... [2024-11-14 05:21:43,662 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:43" (1/1) ... [2024-11-14 05:21:43,662 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:43" (1/1) ... [2024-11-14 05:21:43,792 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:43" (1/1) ... [2024-11-14 05:21:43,813 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:43" (1/1) ... [2024-11-14 05:21:43,826 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:43" (1/1) ... [2024-11-14 05:21:43,838 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:43" (1/1) ... [2024-11-14 05:21:43,862 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:21:43,863 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:21:43,863 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:21:43,863 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:21:43,864 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:21:43" (1/1) ... [2024-11-14 05:21:43,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:21:43,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:21:43,908 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:21:43,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:21:43,944 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2024-11-14 05:21:43,945 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2024-11-14 05:21:43,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-14 05:21:43,945 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2024-11-14 05:21:43,945 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2024-11-14 05:21:43,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-14 05:21:43,945 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 05:21:43,945 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2024-11-14 05:21:43,945 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2024-11-14 05:21:43,946 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_clientdata [2024-11-14 05:21:43,946 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_clientdata [2024-11-14 05:21:43,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-14 05:21:43,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-14 05:21:43,946 INFO L130 BoogieDeclarations]: Found specification of procedure w83791d_write [2024-11-14 05:21:43,946 INFO L138 BoogieDeclarations]: Found implementation of procedure w83791d_write [2024-11-14 05:21:43,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 05:21:43,947 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-14 05:21:43,947 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-14 05:21:43,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-14 05:21:43,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-14 05:21:43,948 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2024-11-14 05:21:43,948 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2024-11-14 05:21:43,948 INFO L130 BoogieDeclarations]: Found specification of procedure w83791d_read [2024-11-14 05:21:43,948 INFO L138 BoogieDeclarations]: Found implementation of procedure w83791d_read [2024-11-14 05:21:43,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-14 05:21:43,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-14 05:21:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 05:21:43,949 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-11-14 05:21:43,949 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-11-14 05:21:43,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:21:43,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-14 05:21:43,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-14 05:21:43,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_update_lock_of_w83791d_data [2024-11-14 05:21:43,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_update_lock_of_w83791d_data [2024-11-14 05:21:43,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-14 05:21:43,950 INFO L130 BoogieDeclarations]: Found specification of procedure w83791d_update_device [2024-11-14 05:21:43,950 INFO L138 BoogieDeclarations]: Found implementation of procedure w83791d_update_device [2024-11-14 05:21:43,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-14 05:21:43,952 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2024-11-14 05:21:43,952 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2024-11-14 05:21:43,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-14 05:21:43,952 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_unregister_device [2024-11-14 05:21:43,952 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_unregister_device [2024-11-14 05:21:43,952 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-14 05:21:43,952 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-14 05:21:43,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_update_lock_of_w83791d_data [2024-11-14 05:21:43,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_update_lock_of_w83791d_data [2024-11-14 05:21:43,952 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_new_dummy [2024-11-14 05:21:43,952 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_new_dummy [2024-11-14 05:21:43,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 05:21:43,952 INFO L130 BoogieDeclarations]: Found specification of procedure w83791d_detect [2024-11-14 05:21:43,952 INFO L138 BoogieDeclarations]: Found implementation of procedure w83791d_detect [2024-11-14 05:21:43,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:21:43,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:21:43,953 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-14 05:21:43,955 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-14 05:21:44,497 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:21:44,499 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:22:12,168 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-14 05:22:12,169 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:281) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:61) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Statements2TransFormula.constructTransFormula(Statements2TransFormula.java:221) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Statements2TransFormula.getTransFormula(Statements2TransFormula.java:175) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Statements2TransFormula.statementSequence(Statements2TransFormula.java:735) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.util.TransFormulaAdder.addTransitionFormulas(TransFormulaAdder.java:119) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:702) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 25 more [2024-11-14 05:22:12,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 101 [2024-11-14 05:22:12,182 INFO L158 Benchmark]: Toolchain (without parser) took 31282.88ms. Allocated memory was 117.4MB in the beginning and 604.0MB in the end (delta: 486.5MB). Free memory was 84.9MB in the beginning and 462.6MB in the end (delta: -377.7MB). Peak memory consumption was 369.2MB. Max. memory is 16.1GB. [2024-11-14 05:22:12,183 INFO L158 Benchmark]: CDTParser took 1.21ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 74.8MB in the end (delta: 87.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:22:12,184 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2315.85ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 84.7MB in the beginning and 88.4MB in the end (delta: -3.6MB). Peak memory consumption was 119.5MB. Max. memory is 16.1GB. [2024-11-14 05:22:12,184 INFO L158 Benchmark]: Boogie Procedure Inliner took 388.87ms. Allocated memory is still 234.9MB. Free memory was 88.4MB in the beginning and 156.5MB in the end (delta: -68.1MB). Peak memory consumption was 48.6MB. Max. memory is 16.1GB. [2024-11-14 05:22:12,184 INFO L158 Benchmark]: Boogie Preprocessor took 261.51ms. Allocated memory is still 234.9MB. Free memory was 156.5MB in the beginning and 130.1MB in the end (delta: 26.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-14 05:22:12,185 INFO L158 Benchmark]: RCFGBuilder took 28312.29ms. Allocated memory was 234.9MB in the beginning and 604.0MB in the end (delta: 369.1MB). Free memory was 130.1MB in the beginning and 462.6MB in the end (delta: -332.5MB). Peak memory consumption was 300.0MB. Max. memory is 16.1GB. [2024-11-14 05:22:12,191 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.21ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 74.8MB in the end (delta: 87.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2315.85ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 84.7MB in the beginning and 88.4MB in the end (delta: -3.6MB). Peak memory consumption was 119.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 388.87ms. Allocated memory is still 234.9MB. Free memory was 88.4MB in the beginning and 156.5MB in the end (delta: -68.1MB). Peak memory consumption was 48.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 261.51ms. Allocated memory is still 234.9MB. Free memory was 156.5MB in the beginning and 130.1MB in the end (delta: 26.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * RCFGBuilder took 28312.29ms. Allocated memory was 234.9MB in the beginning and 604.0MB in the end (delta: 369.1MB). Free memory was 130.1MB in the beginning and 462.6MB in the end (delta: -332.5MB). Peak memory consumption was 300.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--w83791d.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E --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 372b228f80480ecd742aef5a3f71ea964394f183115b33b2737cae044422d6a1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:22:14,574 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:22:14,676 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2024-11-14 05:22:14,684 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:22:14,684 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:22:14,710 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:22:14,711 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:22:14,711 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:22:14,712 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:22:14,712 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:22:14,712 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:22:14,712 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:22:14,712 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:22:14,712 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:22:14,713 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:22:14,713 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:22:14,713 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:22:14,713 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:22:14,714 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:22:14,714 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:22:14,714 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:22:14,714 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:22:14,714 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 05:22:14,714 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 05:22:14,714 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:22:14,714 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 05:22:14,715 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:22:14,715 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:22:14,715 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:22:14,715 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 05:22:14,715 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:22:14,715 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:22:14,715 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:22:14,716 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:22:14,716 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:22:14,716 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:22:14,716 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 05:22:14,716 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 05:22:14,717 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:22:14,717 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:22:14,717 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E 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 -> 372b228f80480ecd742aef5a3f71ea964394f183115b33b2737cae044422d6a1 [2024-11-14 05:22:15,046 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:22:15,055 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:22:15,058 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:22:15,059 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:22:15,060 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:22:15,061 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--w83791d.ko-main.cil.out.i Unable to find full path for "g++" [2024-11-14 05:22:17,102 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:22:17,780 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:22:17,781 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--w83791d.ko-main.cil.out.i [2024-11-14 05:22:17,822 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/data/80feac5b5/00e5a96b4942486388b1135df2c8ba6b/FLAGddeaf909a [2024-11-14 05:22:17,848 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/data/80feac5b5/00e5a96b4942486388b1135df2c8ba6b [2024-11-14 05:22:17,850 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:22:17,853 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:22:17,856 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:22:17,857 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:22:17,862 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:22:17,863 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:22:17" (1/1) ... [2024-11-14 05:22:17,864 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ec1fd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:22:17, skipping insertion in model container [2024-11-14 05:22:17,866 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:22:17" (1/1) ... [2024-11-14 05:22:17,987 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:22:18,754 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:22:18,763 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:22:18,823 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:22:18,864 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:22:18,878 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:22:18,912 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:22:18,934 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:22:18,974 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:22:18,993 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:22:19,006 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:22:19,017 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:22:19,047 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:22:19,055 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:22:19,066 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:22:19,072 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:22:19,106 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:22:19,122 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:22:19,122 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:22:19,125 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:22:19,125 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:22:19,128 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:22:19,130 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:22:19,142 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:22:19,242 WARN L250 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_75dc116d-d134-4e00-8611-28b87a46f3fc/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--w83791d.ko-main.cil.out.i[166121,166134] [2024-11-14 05:22:19,350 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:22:19,355 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:22:19,551 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:22:19,986 WARN L250 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_75dc116d-d134-4e00-8611-28b87a46f3fc/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--w83791d.ko-main.cil.out.i[166121,166134] [2024-11-14 05:22:20,016 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:22:20,450 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:22:20,451 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:22:20 WrapperNode [2024-11-14 05:22:20,452 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:22:20,453 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:22:20,453 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:22:20,454 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:22:20,462 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:22:20" (1/1) ... [2024-11-14 05:22:20,533 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:22:20" (1/1) ... [2024-11-14 05:22:20,729 INFO L138 Inliner]: procedures = 190, calls = 3524, calls flagged for inlining = 74, calls inlined = 37, statements flattened = 4554 [2024-11-14 05:22:20,729 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:22:20,730 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:22:20,730 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:22:20,730 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:22:20,739 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:22:20" (1/1) ... [2024-11-14 05:22:20,739 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:22:20" (1/1) ... [2024-11-14 05:22:20,773 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:22:20" (1/1) ... [2024-11-14 05:22:20,773 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:22:20" (1/1) ... [2024-11-14 05:22:20,922 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:22:20" (1/1) ... [2024-11-14 05:22:20,950 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:22:20" (1/1) ... [2024-11-14 05:22:20,976 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:22:20" (1/1) ... [2024-11-14 05:22:20,987 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:22:20" (1/1) ... [2024-11-14 05:22:21,013 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:22:21,014 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:22:21,014 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:22:21,014 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:22:21,015 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:22:20" (1/1) ... [2024-11-14 05:22:21,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:22:21,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:22:21,050 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:22:21,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:22:21,149 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2024-11-14 05:22:21,150 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2024-11-14 05:22:21,150 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-14 05:22:21,150 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2024-11-14 05:22:21,150 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2024-11-14 05:22:21,150 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2024-11-14 05:22:21,150 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-14 05:22:21,151 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2024-11-14 05:22:21,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-14 05:22:21,151 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2024-11-14 05:22:21,151 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2024-11-14 05:22:21,151 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_clientdata [2024-11-14 05:22:21,152 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_clientdata [2024-11-14 05:22:21,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-14 05:22:21,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-14 05:22:21,153 INFO L130 BoogieDeclarations]: Found specification of procedure w83791d_write [2024-11-14 05:22:21,153 INFO L138 BoogieDeclarations]: Found implementation of procedure w83791d_write [2024-11-14 05:22:21,153 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-14 05:22:21,153 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-14 05:22:21,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-14 05:22:21,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-14 05:22:21,153 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2024-11-14 05:22:21,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2024-11-14 05:22:21,154 INFO L130 BoogieDeclarations]: Found specification of procedure w83791d_read [2024-11-14 05:22:21,154 INFO L138 BoogieDeclarations]: Found implementation of procedure w83791d_read [2024-11-14 05:22:21,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-11-14 05:22:21,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2024-11-14 05:22:21,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-11-14 05:22:21,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2024-11-14 05:22:21,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-14 05:22:21,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-14 05:22:21,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 05:22:21,156 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-11-14 05:22:21,156 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-11-14 05:22:21,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:22:21,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-14 05:22:21,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-14 05:22:21,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_update_lock_of_w83791d_data [2024-11-14 05:22:21,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_update_lock_of_w83791d_data [2024-11-14 05:22:21,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-14 05:22:21,156 INFO L130 BoogieDeclarations]: Found specification of procedure w83791d_update_device [2024-11-14 05:22:21,156 INFO L138 BoogieDeclarations]: Found implementation of procedure w83791d_update_device [2024-11-14 05:22:21,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2024-11-14 05:22:21,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-14 05:22:21,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2024-11-14 05:22:21,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-14 05:22:21,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-14 05:22:21,157 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2024-11-14 05:22:21,157 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2024-11-14 05:22:21,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-14 05:22:21,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-11-14 05:22:21,157 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_unregister_device [2024-11-14 05:22:21,158 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_unregister_device [2024-11-14 05:22:21,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 05:22:21,160 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-14 05:22:21,160 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-14 05:22:21,160 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_update_lock_of_w83791d_data [2024-11-14 05:22:21,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_update_lock_of_w83791d_data [2024-11-14 05:22:21,160 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_new_dummy [2024-11-14 05:22:21,160 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_new_dummy [2024-11-14 05:22:21,160 INFO L130 BoogieDeclarations]: Found specification of procedure w83791d_detect [2024-11-14 05:22:21,160 INFO L138 BoogieDeclarations]: Found implementation of procedure w83791d_detect [2024-11-14 05:22:21,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:22:21,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:22:21,161 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-14 05:22:21,161 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-14 05:22:21,766 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:22:21,769 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:22:48,480 INFO L? ?]: Removed 574 outVars from TransFormulas that were not future-live. [2024-11-14 05:22:48,480 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:22:48,505 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:22:48,506 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-14 05:22:48,506 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:22:48 BoogieIcfgContainer [2024-11-14 05:22:48,506 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:22:48,509 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:22:48,510 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:22:48,515 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:22:48,515 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:22:17" (1/3) ... [2024-11-14 05:22:48,516 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16b7048e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:22:48, skipping insertion in model container [2024-11-14 05:22:48,516 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:22:20" (2/3) ... [2024-11-14 05:22:48,517 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16b7048e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:22:48, skipping insertion in model container [2024-11-14 05:22:48,517 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:22:48" (3/3) ... [2024-11-14 05:22:48,518 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--hwmon--w83791d.ko-main.cil.out.i [2024-11-14 05:22:48,535 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:22:48,538 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG 32_7a_cilled_linux-3.8-rc1-drivers--hwmon--w83791d.ko-main.cil.out.i that has 22 procedures, 556 locations, 1 initial locations, 3 loop locations, and 1 error locations. [2024-11-14 05:22:48,624 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:22:48,644 INFO L333 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, 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;@6feefebf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:22:48,644 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 05:22:48,653 INFO L276 IsEmpty]: Start isEmpty. Operand has 556 states, 400 states have (on average 1.3075) internal successors, (523), 410 states have internal predecessors, (523), 133 states have call successors, (133), 21 states have call predecessors, (133), 21 states have return successors, (133), 133 states have call predecessors, (133), 133 states have call successors, (133) [2024-11-14 05:22:48,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-14 05:22:48,665 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:22:48,665 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:22:48,666 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:22:48,672 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:22:48,672 INFO L85 PathProgramCache]: Analyzing trace with hash 50259715, now seen corresponding path program 1 times [2024-11-14 05:22:48,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:22:48,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [351736329] [2024-11-14 05:22:48,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:22:48,708 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:22:48,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:22:48,712 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:22:48,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-14 05:28:01,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:28:01,890 INFO L255 TraceCheckSpWp]: Trace formula consists of 13134 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-14 05:28:01,902 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:28:02,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:28:02,048 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:28:02,050 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:28:02,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [351736329] [2024-11-14 05:28:02,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [351736329] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:28:02,051 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:28:02,052 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 05:28:02,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268968594] [2024-11-14 05:28:02,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:28:02,058 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 05:28:02,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:28:02,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 05:28:02,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 05:28:02,088 INFO L87 Difference]: Start difference. First operand has 556 states, 400 states have (on average 1.3075) internal successors, (523), 410 states have internal predecessors, (523), 133 states have call successors, (133), 21 states have call predecessors, (133), 21 states have return successors, (133), 133 states have call predecessors, (133), 133 states have call successors, (133) Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 05:28:05,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.41s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 05:28:06,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:28:06,067 INFO L93 Difference]: Finished difference Result 1640 states and 2367 transitions. [2024-11-14 05:28:06,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 05:28:06,072 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2024-11-14 05:28:06,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:28:06,102 INFO L225 Difference]: With dead ends: 1640 [2024-11-14 05:28:06,103 INFO L226 Difference]: Without dead ends: 1083 [2024-11-14 05:28:06,117 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 05:28:06,123 INFO L432 NwaCegarLoop]: 780 mSDtfsCounter, 748 mSDsluCounter, 766 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 748 SdHoareTripleChecker+Valid, 1546 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2024-11-14 05:28:06,126 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [748 Valid, 1546 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 1 Unknown, 0 Unchecked, 3.8s Time] [2024-11-14 05:28:06,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1083 states. [2024-11-14 05:28:06,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1083 to 1079. [2024-11-14 05:28:06,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1079 states, 778 states have (on average 1.2994858611825193) internal successors, (1011), 789 states have internal predecessors, (1011), 260 states have call successors, (260), 41 states have call predecessors, (260), 40 states have return successors, (254), 254 states have call predecessors, (254), 254 states have call successors, (254) [2024-11-14 05:28:06,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 1079 states and 1525 transitions. [2024-11-14 05:28:06,280 INFO L78 Accepts]: Start accepts. Automaton has 1079 states and 1525 transitions. Word has length 16 [2024-11-14 05:28:06,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:28:06,280 INFO L471 AbstractCegarLoop]: Abstraction has 1079 states and 1525 transitions. [2024-11-14 05:28:06,281 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 05:28:06,281 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 1525 transitions. [2024-11-14 05:28:06,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-14 05:28:06,283 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:28:06,283 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:28:06,484 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forcibly destroying the process [2024-11-14 05:28:06,526 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 137 [2024-11-14 05:28:06,527 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:28:06,527 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:28:06,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:28:06,528 INFO L85 PathProgramCache]: Analyzing trace with hash 1829145371, now seen corresponding path program 1 times [2024-11-14 05:28:06,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:28:06,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1536909953] [2024-11-14 05:28:06,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:28:06,537 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:28:06,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:28:06,539 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:28:06,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-14 05:33:43,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:33:44,518 INFO L255 TraceCheckSpWp]: Trace formula consists of 13148 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-14 05:33:44,535 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:33:44,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 05:33:44,600 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:33:44,600 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:33:44,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1536909953] [2024-11-14 05:33:44,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1536909953] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:33:44,600 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:33:44,600 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 05:33:44,601 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618812410] [2024-11-14 05:33:44,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:33:44,602 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 05:33:44,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:33:44,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 05:33:44,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 05:33:44,603 INFO L87 Difference]: Start difference. First operand 1079 states and 1525 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 05:33:46,584 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 05:33:47,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:33:47,029 INFO L93 Difference]: Finished difference Result 1101 states and 1551 transitions. [2024-11-14 05:33:47,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 05:33:47,030 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2024-11-14 05:33:47,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:33:47,040 INFO L225 Difference]: With dead ends: 1101 [2024-11-14 05:33:47,041 INFO L226 Difference]: Without dead ends: 1090 [2024-11-14 05:33:47,042 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 05:33:47,043 INFO L432 NwaCegarLoop]: 788 mSDtfsCounter, 771 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 771 SdHoareTripleChecker+Valid, 801 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-14 05:33:47,044 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [771 Valid, 801 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-14 05:33:47,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1090 states. [2024-11-14 05:33:47,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1090 to 1079. [2024-11-14 05:33:47,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1079 states, 778 states have (on average 1.2982005141388175) internal successors, (1010), 789 states have internal predecessors, (1010), 260 states have call successors, (260), 41 states have call predecessors, (260), 40 states have return successors, (254), 254 states have call predecessors, (254), 254 states have call successors, (254) [2024-11-14 05:33:47,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 1079 states and 1524 transitions. [2024-11-14 05:33:47,163 INFO L78 Accepts]: Start accepts. Automaton has 1079 states and 1524 transitions. Word has length 19 [2024-11-14 05:33:47,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:33:47,163 INFO L471 AbstractCegarLoop]: Abstraction has 1079 states and 1524 transitions. [2024-11-14 05:33:47,164 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 05:33:47,164 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 1524 transitions. [2024-11-14 05:33:47,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-14 05:33:47,168 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:33:47,168 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 05:33:47,368 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forcibly destroying the process [2024-11-14 05:33:47,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 137 [2024-11-14 05:33:47,412 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:33:47,412 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:33:47,413 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:33:47,413 INFO L85 PathProgramCache]: Analyzing trace with hash 1886403673, now seen corresponding path program 1 times [2024-11-14 05:33:47,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:33:47,421 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [305725489] [2024-11-14 05:33:47,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:33:47,421 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:33:47,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:33:47,423 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:33:47,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75dc116d-d134-4e00-8611-28b87a46f3fc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process