./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--w83781d.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_ffa4bf55-82ea-4a51-956c-a0cce7e4af33/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa4bf55-82ea-4a51-956c-a0cce7e4af33/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_ffa4bf55-82ea-4a51-956c-a0cce7e4af33/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa4bf55-82ea-4a51-956c-a0cce7e4af33/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--w83781d.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa4bf55-82ea-4a51-956c-a0cce7e4af33/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_ffa4bf55-82ea-4a51-956c-a0cce7e4af33/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 0564b8be4162feecc69c55a6b0b3eda68686a764b41f4f7494c14a4ffed0dc25 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:31:27,740 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:31:27,813 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa4bf55-82ea-4a51-956c-a0cce7e4af33/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:31:27,819 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:31:27,820 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:31:27,845 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:31:27,845 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:31:27,846 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:31:27,847 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:31:27,847 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:31:27,848 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:31:27,849 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:31:27,849 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:31:27,850 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:31:27,850 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:31:27,851 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:31:27,851 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:31:27,852 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:31:27,853 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:31:27,853 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:31:27,854 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:31:27,855 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:31:27,856 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:31:27,856 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:31:27,857 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:31:27,857 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:31:27,858 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:31:27,859 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:31:27,859 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:31:27,860 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:31:27,860 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:31:27,861 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:31:27,861 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:31:27,862 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:31:27,862 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:31:27,863 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:31:27,863 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:31:27,864 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:31:27,864 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:31:27,864 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:31:27,865 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:31:27,865 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:31:27,866 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:31:27,866 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:31:27,866 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_ffa4bf55-82ea-4a51-956c-a0cce7e4af33/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa4bf55-82ea-4a51-956c-a0cce7e4af33/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0564b8be4162feecc69c55a6b0b3eda68686a764b41f4f7494c14a4ffed0dc25 [2023-11-23 21:31:28,120 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:31:28,143 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:31:28,146 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:31:28,147 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:31:28,147 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:31:28,149 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa4bf55-82ea-4a51-956c-a0cce7e4af33/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--w83781d.ko-entry_point.cil.out.i [2023-11-23 21:31:31,423 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:31:32,299 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:31:32,299 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa4bf55-82ea-4a51-956c-a0cce7e4af33/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--w83781d.ko-entry_point.cil.out.i [2023-11-23 21:31:32,364 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa4bf55-82ea-4a51-956c-a0cce7e4af33/bin/utaipan-verify-mE87zJ7Ire/data/27c0da688/ffe4bf753c1f417590ca2e0515473c71/FLAG509aba44f [2023-11-23 21:31:32,386 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa4bf55-82ea-4a51-956c-a0cce7e4af33/bin/utaipan-verify-mE87zJ7Ire/data/27c0da688/ffe4bf753c1f417590ca2e0515473c71 [2023-11-23 21:31:32,395 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:31:32,397 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:31:32,400 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:31:32,401 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:31:32,411 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:31:32,412 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:31:32" (1/1) ... [2023-11-23 21:31:32,414 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ecd7862 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:32, skipping insertion in model container [2023-11-23 21:31:32,414 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:31:32" (1/1) ... [2023-11-23 21:31:32,598 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:31:35,189 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_ffa4bf55-82ea-4a51-956c-a0cce7e4af33/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--w83781d.ko-entry_point.cil.out.i[291343,291356] [2023-11-23 21:31:35,403 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:31:35,508 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:31:36,095 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_ffa4bf55-82ea-4a51-956c-a0cce7e4af33/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--w83781d.ko-entry_point.cil.out.i[291343,291356] [2023-11-23 21:31:36,112 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:31:36,508 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:31:36,517 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:31:36,518 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:36 WrapperNode [2023-11-23 21:31:36,519 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:31:36,520 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:31:36,520 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:31:36,521 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:31:36,531 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:36" (1/1) ... [2023-11-23 21:31:36,689 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:36" (1/1) ... [2023-11-23 21:31:37,167 INFO L138 Inliner]: procedures = 284, calls = 3915, calls flagged for inlining = 145, calls inlined = 141, statements flattened = 10873 [2023-11-23 21:31:37,168 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:31:37,169 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:31:37,169 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:31:37,169 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:31:37,182 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:36" (1/1) ... [2023-11-23 21:31:37,182 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:36" (1/1) ... [2023-11-23 21:31:37,370 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:36" (1/1) ... [2023-11-23 21:31:37,371 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:36" (1/1) ... [2023-11-23 21:31:37,624 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:36" (1/1) ... [2023-11-23 21:31:37,686 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:36" (1/1) ... [2023-11-23 21:31:37,738 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:36" (1/1) ... [2023-11-23 21:31:37,774 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:36" (1/1) ... [2023-11-23 21:31:37,835 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:31:37,837 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:31:37,837 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:31:37,838 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:31:37,839 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:36" (1/1) ... [2023-11-23 21:31:37,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:31:37,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa4bf55-82ea-4a51-956c-a0cce7e4af33/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:31:37,878 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa4bf55-82ea-4a51-956c-a0cce7e4af33/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:31:37,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ffa4bf55-82ea-4a51-956c-a0cce7e4af33/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:31:37,931 INFO L130 BoogieDeclarations]: Found specification of procedure w83781d_read_value [2023-11-23 21:31:37,931 INFO L138 BoogieDeclarations]: Found implementation of procedure w83781d_read_value [2023-11-23 21:31:37,932 INFO L130 BoogieDeclarations]: Found specification of procedure show_in_max [2023-11-23 21:31:37,932 INFO L138 BoogieDeclarations]: Found implementation of procedure show_in_max [2023-11-23 21:31:37,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 21:31:37,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 21:31:37,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 21:31:37,935 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 21:31:37,935 INFO L130 BoogieDeclarations]: Found specification of procedure w83781d_detect [2023-11-23 21:31:37,936 INFO L138 BoogieDeclarations]: Found implementation of procedure w83781d_detect [2023-11-23 21:31:37,936 INFO L130 BoogieDeclarations]: Found specification of procedure FAN_TO_REG [2023-11-23 21:31:37,936 INFO L138 BoogieDeclarations]: Found implementation of procedure FAN_TO_REG [2023-11-23 21:31:37,936 INFO L130 BoogieDeclarations]: Found specification of procedure store_beep [2023-11-23 21:31:37,936 INFO L138 BoogieDeclarations]: Found implementation of procedure store_beep [2023-11-23 21:31:37,937 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 21:31:37,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 21:31:37,937 INFO L130 BoogieDeclarations]: Found specification of procedure store_pwm [2023-11-23 21:31:37,938 INFO L138 BoogieDeclarations]: Found implementation of procedure store_pwm [2023-11-23 21:31:37,938 INFO L130 BoogieDeclarations]: Found specification of procedure store_in_min [2023-11-23 21:31:37,938 INFO L138 BoogieDeclarations]: Found implementation of procedure store_in_min [2023-11-23 21:31:37,939 INFO L130 BoogieDeclarations]: Found specification of procedure store_fan_div [2023-11-23 21:31:37,939 INFO L138 BoogieDeclarations]: Found implementation of procedure store_fan_div [2023-11-23 21:31:37,939 INFO L130 BoogieDeclarations]: Found specification of procedure LM75_TEMP_FROM_REG [2023-11-23 21:31:37,939 INFO L138 BoogieDeclarations]: Found implementation of procedure LM75_TEMP_FROM_REG [2023-11-23 21:31:37,940 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-23 21:31:37,941 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-23 21:31:37,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-23 21:31:37,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-23 21:31:37,942 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2023-11-23 21:31:37,942 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2023-11-23 21:31:37,943 INFO L130 BoogieDeclarations]: Found specification of procedure show_sensor [2023-11-23 21:31:37,943 INFO L138 BoogieDeclarations]: Found implementation of procedure show_sensor [2023-11-23 21:31:37,943 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:31:37,943 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:31:37,944 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-11-23 21:31:37,944 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-11-23 21:31:37,944 INFO L130 BoogieDeclarations]: Found specification of procedure show_fan_min [2023-11-23 21:31:37,944 INFO L138 BoogieDeclarations]: Found implementation of procedure show_fan_min [2023-11-23 21:31:37,944 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:31:37,945 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-23 21:31:37,945 INFO L130 BoogieDeclarations]: Found specification of procedure store_temp_max_hyst [2023-11-23 21:31:37,945 INFO L138 BoogieDeclarations]: Found implementation of procedure store_temp_max_hyst [2023-11-23 21:31:37,945 INFO L130 BoogieDeclarations]: Found specification of procedure show_alarm [2023-11-23 21:31:37,946 INFO L138 BoogieDeclarations]: Found implementation of procedure show_alarm [2023-11-23 21:31:37,946 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_byte_data [2023-11-23 21:31:37,946 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_read_byte_data [2023-11-23 21:31:37,946 INFO L130 BoogieDeclarations]: Found specification of procedure w83781d_isa_unregister [2023-11-23 21:31:37,946 INFO L138 BoogieDeclarations]: Found implementation of procedure w83781d_isa_unregister [2023-11-23 21:31:37,947 INFO L130 BoogieDeclarations]: Found specification of procedure show_in [2023-11-23 21:31:37,947 INFO L138 BoogieDeclarations]: Found implementation of procedure show_in [2023-11-23 21:31:37,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:31:37,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 21:31:37,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 21:31:37,948 INFO L130 BoogieDeclarations]: Found specification of procedure show_beep [2023-11-23 21:31:37,948 INFO L138 BoogieDeclarations]: Found implementation of procedure show_beep [2023-11-23 21:31:37,948 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtol [2023-11-23 21:31:37,948 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtol [2023-11-23 21:31:37,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:31:37,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:31:37,949 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_unregister_device [2023-11-23 21:31:37,950 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_unregister_device [2023-11-23 21:31:37,951 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-23 21:31:37,952 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-23 21:31:37,952 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-11-23 21:31:37,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-11-23 21:31:37,953 INFO L130 BoogieDeclarations]: Found specification of procedure show_pwm [2023-11-23 21:31:37,953 INFO L138 BoogieDeclarations]: Found implementation of procedure show_pwm [2023-11-23 21:31:37,953 INFO L130 BoogieDeclarations]: Found specification of procedure FAN_FROM_REG [2023-11-23 21:31:37,953 INFO L138 BoogieDeclarations]: Found implementation of procedure FAN_FROM_REG [2023-11-23 21:31:37,953 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-11-23 21:31:37,954 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-11-23 21:31:37,954 INFO L130 BoogieDeclarations]: Found specification of procedure store_sensor [2023-11-23 21:31:37,955 INFO L138 BoogieDeclarations]: Found implementation of procedure store_sensor [2023-11-23 21:31:37,955 INFO L130 BoogieDeclarations]: Found specification of procedure w83781d_update_device [2023-11-23 21:31:37,956 INFO L138 BoogieDeclarations]: Found implementation of procedure w83781d_update_device [2023-11-23 21:31:37,956 INFO L130 BoogieDeclarations]: Found specification of procedure w83781d_remove_files [2023-11-23 21:31:37,956 INFO L138 BoogieDeclarations]: Found implementation of procedure w83781d_remove_files [2023-11-23 21:31:37,956 INFO L130 BoogieDeclarations]: Found specification of procedure show_fan [2023-11-23 21:31:37,957 INFO L138 BoogieDeclarations]: Found implementation of procedure show_fan [2023-11-23 21:31:37,957 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-11-23 21:31:37,957 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-11-23 21:31:37,957 INFO L130 BoogieDeclarations]: Found specification of procedure store_in_max [2023-11-23 21:31:37,957 INFO L138 BoogieDeclarations]: Found implementation of procedure store_in_max [2023-11-23 21:31:37,958 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_word_swapped [2023-11-23 21:31:37,958 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_read_word_swapped [2023-11-23 21:31:37,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 21:31:37,959 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2023-11-23 21:31:37,959 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2023-11-23 21:31:37,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_w83781d_data [2023-11-23 21:31:37,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_w83781d_data [2023-11-23 21:31:37,960 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:31:37,960 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2023-11-23 21:31:37,960 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2023-11-23 21:31:37,961 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_clientdata [2023-11-23 21:31:37,961 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_clientdata [2023-11-23 21:31:37,961 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_write_word_swapped [2023-11-23 21:31:37,961 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_write_word_swapped [2023-11-23 21:31:37,961 INFO L130 BoogieDeclarations]: Found specification of procedure show_fan_div [2023-11-23 21:31:37,962 INFO L138 BoogieDeclarations]: Found implementation of procedure show_fan_div [2023-11-23 21:31:37,962 INFO L130 BoogieDeclarations]: Found specification of procedure LM75_TEMP_TO_REG [2023-11-23 21:31:37,962 INFO L138 BoogieDeclarations]: Found implementation of procedure LM75_TEMP_TO_REG [2023-11-23 21:31:37,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:31:37,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_update_lock_of_w83781d_data [2023-11-23 21:31:37,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_update_lock_of_w83781d_data [2023-11-23 21:31:37,963 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-11-23 21:31:37,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-11-23 21:31:37,963 INFO L130 BoogieDeclarations]: Found specification of procedure show_temp [2023-11-23 21:31:37,964 INFO L138 BoogieDeclarations]: Found implementation of procedure show_temp [2023-11-23 21:31:37,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 21:31:37,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 21:31:37,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_w83781d_data [2023-11-23 21:31:37,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_w83781d_data [2023-11-23 21:31:37,966 INFO L130 BoogieDeclarations]: Found specification of procedure store_temp_max [2023-11-23 21:31:37,966 INFO L138 BoogieDeclarations]: Found implementation of procedure store_temp_max [2023-11-23 21:31:37,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-23 21:31:37,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-23 21:31:37,967 INFO L130 BoogieDeclarations]: Found specification of procedure w83781d_write_value [2023-11-23 21:31:37,968 INFO L138 BoogieDeclarations]: Found implementation of procedure w83781d_write_value [2023-11-23 21:31:37,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:31:37,968 INFO L130 BoogieDeclarations]: Found specification of procedure show_in_min [2023-11-23 21:31:37,968 INFO L138 BoogieDeclarations]: Found implementation of procedure show_in_min [2023-11-23 21:31:37,968 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-23 21:31:37,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-23 21:31:37,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:31:37,969 INFO L130 BoogieDeclarations]: Found specification of procedure store_fan_min [2023-11-23 21:31:37,969 INFO L138 BoogieDeclarations]: Found implementation of procedure store_fan_min [2023-11-23 21:31:37,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:31:37,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_update_lock_of_w83781d_data [2023-11-23 21:31:37,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_update_lock_of_w83781d_data [2023-11-23 21:31:37,970 INFO L130 BoogieDeclarations]: Found specification of procedure show_temp_max [2023-11-23 21:31:37,971 INFO L138 BoogieDeclarations]: Found implementation of procedure show_temp_max [2023-11-23 21:31:37,971 INFO L130 BoogieDeclarations]: Found specification of procedure show_temp_max_hyst [2023-11-23 21:31:37,971 INFO L138 BoogieDeclarations]: Found implementation of procedure show_temp_max_hyst [2023-11-23 21:31:37,972 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2023-11-23 21:31:37,972 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2023-11-23 21:31:37,973 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-23 21:31:37,973 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-23 21:31:37,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:31:37,974 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_write_byte_data [2023-11-23 21:31:37,974 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_write_byte_data [2023-11-23 21:31:37,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:31:37,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:31:37,974 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-23 21:31:37,975 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-23 21:31:39,342 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:31:39,348 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:31:39,785 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 21:31:58,994 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:32:01,579 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:32:01,580 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 21:32:01,583 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:32:01 BoogieIcfgContainer [2023-11-23 21:32:01,584 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:32:01,589 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:32:01,590 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:32:01,595 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:32:01,596 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:31:32" (1/3) ... [2023-11-23 21:32:01,605 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d1eacc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:32:01, skipping insertion in model container [2023-11-23 21:32:01,606 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:36" (2/3) ... [2023-11-23 21:32:01,607 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d1eacc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:32:01, skipping insertion in model container [2023-11-23 21:32:01,607 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:32:01" (3/3) ... [2023-11-23 21:32:01,608 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--w83781d.ko-entry_point.cil.out.i [2023-11-23 21:32:01,633 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:32:01,634 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:32:01,759 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:32:01,768 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;@15c5a8c5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:32:01,769 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:32:01,787 INFO L276 IsEmpty]: Start isEmpty. Operand has 2643 states, 1675 states have (on average 1.4232835820895522) internal successors, (2384), 1783 states have internal predecessors, (2384), 902 states have call successors, (902), 65 states have call predecessors, (902), 64 states have return successors, (811), 807 states have call predecessors, (811), 811 states have call successors, (811) [2023-11-23 21:32:02,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2820 [2023-11-23 21:32:02,020 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:32:02,023 INFO L195 NwaCegarLoop]: trace histogram [210, 210, 210, 210, 210, 210, 210, 210, 210, 56, 56, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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 21:32:02,023 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:32:02,029 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:32:02,031 INFO L85 PathProgramCache]: Analyzing trace with hash -333370102, now seen corresponding path program 1 times [2023-11-23 21:32:02,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:32:02,043 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262710576] [2023-11-23 21:32:02,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:32:02,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:32:08,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat