./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a 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_63a5e735-3c9d-422e-a80c-e84e13c88165/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a5e735-3c9d-422e-a80c-e84e13c88165/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a5e735-3c9d-422e-a80c-e84e13c88165/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a5e735-3c9d-422e-a80c-e84e13c88165/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a5e735-3c9d-422e-a80c-e84e13c88165/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a5e735-3c9d-422e-a80c-e84e13c88165/bin/uautomizer-Dbtcem3rbc --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1ecdcd8edc073d3f84552ba11829c64f005a40ec1d9c17a2301c9d20c3971656 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 20:34:53,995 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:34:54,000 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:34:54,065 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:34:54,066 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:34:54,071 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:34:54,074 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:34:54,078 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:34:54,081 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:34:54,086 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:34:54,088 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:34:54,090 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:34:54,091 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:34:54,094 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:34:54,096 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:34:54,098 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:34:54,100 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:34:54,101 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:34:54,103 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:34:54,115 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:34:54,117 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:34:54,119 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:34:54,123 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:34:54,125 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:34:54,135 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:34:54,135 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:34:54,136 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:34:54,138 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:34:54,139 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:34:54,141 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:34:54,143 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:34:54,144 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:34:54,146 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:34:54,148 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:34:54,149 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:34:54,149 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:34:54,150 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:34:54,151 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:34:54,151 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:34:54,153 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:34:54,154 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:34:54,155 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a5e735-3c9d-422e-a80c-e84e13c88165/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 20:34:54,191 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:34:54,191 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:34:54,192 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:34:54,192 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:34:54,193 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:34:54,193 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:34:54,194 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:34:54,194 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:34:54,194 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:34:54,195 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:34:54,195 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:34:54,195 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:34:54,195 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:34:54,196 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:34:54,196 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:34:54,196 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:34:54,196 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:34:54,196 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:34:54,197 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:34:54,197 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:34:54,197 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:34:54,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:34:54,198 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:34:54,198 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:34:54,198 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:34:54,198 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:34:54,199 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:34:54,199 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:34:54,199 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:34:54,199 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:34:54,200 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a5e735-3c9d-422e-a80c-e84e13c88165/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a5e735-3c9d-422e-a80c-e84e13c88165/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ecdcd8edc073d3f84552ba11829c64f005a40ec1d9c17a2301c9d20c3971656 [2022-11-02 20:34:54,555 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:34:54,596 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:34:54,600 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:34:54,603 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:34:54,605 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:34:54,606 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a5e735-3c9d-422e-a80c-e84e13c88165/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point.cil.out.i [2022-11-02 20:34:54,691 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a5e735-3c9d-422e-a80c-e84e13c88165/bin/uautomizer-Dbtcem3rbc/data/dd5d9884f/2b2d49bf77cb4aa291088e2c13fb760b/FLAG5b4595162 [2022-11-02 20:34:55,771 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:34:55,772 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a5e735-3c9d-422e-a80c-e84e13c88165/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point.cil.out.i [2022-11-02 20:34:55,840 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a5e735-3c9d-422e-a80c-e84e13c88165/bin/uautomizer-Dbtcem3rbc/data/dd5d9884f/2b2d49bf77cb4aa291088e2c13fb760b/FLAG5b4595162 [2022-11-02 20:34:56,122 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a5e735-3c9d-422e-a80c-e84e13c88165/bin/uautomizer-Dbtcem3rbc/data/dd5d9884f/2b2d49bf77cb4aa291088e2c13fb760b [2022-11-02 20:34:56,126 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:34:56,129 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:34:56,134 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:34:56,134 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:34:56,140 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:34:56,141 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:34:56" (1/1) ... [2022-11-02 20:34:56,142 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@485571ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:56, skipping insertion in model container [2022-11-02 20:34:56,143 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:34:56" (1/1) ... [2022-11-02 20:34:56,153 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:34:56,322 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:34:56,873 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name init_data at C: (*init_data)(struct si_sm_data___0 * , struct si_sm_io * ) [3397] [2022-11-02 20:34:56,873 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name start_transaction at C: (*start_transaction)(struct si_sm_data___0 * , unsigned char * , unsigned int ) [3398] [2022-11-02 20:34:56,874 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name get_result at C: (*get_result)(struct si_sm_data___0 * , unsigned char * , unsigned int ) [3399] [2022-11-02 20:34:56,874 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name event at C: (*event)(struct si_sm_data___0 * , long ) [3400] [2022-11-02 20:34:56,874 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name detect at C: (*detect)(struct si_sm_data___0 * ) [3401] [2022-11-02 20:34:56,875 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name cleanup at C: (*cleanup)(struct si_sm_data___0 * ) [3402] [2022-11-02 20:34:56,876 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name init_data at C: (*init_data)(struct si_sm_data___1 * , struct si_sm_io * ) [3433] [2022-11-02 20:34:56,880 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name start_transaction at C: (*start_transaction)(struct si_sm_data___1 * , unsigned char * , unsigned int ) [3434] [2022-11-02 20:34:56,881 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name get_result at C: (*get_result)(struct si_sm_data___1 * , unsigned char * , unsigned int ) [3435] [2022-11-02 20:34:56,881 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name event at C: (*event)(struct si_sm_data___1 * , long ) [3436] [2022-11-02 20:34:56,882 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name detect at C: (*detect)(struct si_sm_data___1 * ) [3437] [2022-11-02 20:34:56,882 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name cleanup at C: (*cleanup)(struct si_sm_data___1 * ) [3438] [2022-11-02 20:34:57,280 WARN L230 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_63a5e735-3c9d-422e-a80c-e84e13c88165/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point.cil.out.i[105316,105329] [2022-11-02 20:34:58,914 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:34:58,950 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:34:59,056 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name init_data at C: (*init_data)(struct si_sm_data___0 * , struct si_sm_io * ) [3397] [2022-11-02 20:34:59,057 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name start_transaction at C: (*start_transaction)(struct si_sm_data___0 * , unsigned char * , unsigned int ) [3398] [2022-11-02 20:34:59,057 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name get_result at C: (*get_result)(struct si_sm_data___0 * , unsigned char * , unsigned int ) [3399] [2022-11-02 20:34:59,058 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name event at C: (*event)(struct si_sm_data___0 * , long ) [3400] [2022-11-02 20:34:59,058 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name detect at C: (*detect)(struct si_sm_data___0 * ) [3401] [2022-11-02 20:34:59,058 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name cleanup at C: (*cleanup)(struct si_sm_data___0 * ) [3402] [2022-11-02 20:34:59,059 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name init_data at C: (*init_data)(struct si_sm_data___1 * , struct si_sm_io * ) [3433] [2022-11-02 20:34:59,060 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name start_transaction at C: (*start_transaction)(struct si_sm_data___1 * , unsigned char * , unsigned int ) [3434] [2022-11-02 20:34:59,060 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name get_result at C: (*get_result)(struct si_sm_data___1 * , unsigned char * , unsigned int ) [3435] [2022-11-02 20:34:59,061 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name event at C: (*event)(struct si_sm_data___1 * , long ) [3436] [2022-11-02 20:34:59,061 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name detect at C: (*detect)(struct si_sm_data___1 * ) [3437] [2022-11-02 20:34:59,061 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name cleanup at C: (*cleanup)(struct si_sm_data___1 * ) [3438] [2022-11-02 20:34:59,073 WARN L230 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_63a5e735-3c9d-422e-a80c-e84e13c88165/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point.cil.out.i[105316,105329] [2022-11-02 20:34:59,541 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:34:59,647 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:34:59,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:59 WrapperNode [2022-11-02 20:34:59,649 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:34:59,650 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:34:59,651 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:34:59,652 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:34:59,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:59" (1/1) ... [2022-11-02 20:34:59,821 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:59" (1/1) ... [2022-11-02 20:35:00,005 INFO L138 Inliner]: procedures = 348, calls = 3212, calls flagged for inlining = 148, calls inlined = 148, statements flattened = 6697 [2022-11-02 20:35:00,006 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:35:00,007 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:35:00,007 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:35:00,007 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:35:00,017 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:59" (1/1) ... [2022-11-02 20:35:00,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:59" (1/1) ... [2022-11-02 20:35:00,091 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:59" (1/1) ... [2022-11-02 20:35:00,093 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:59" (1/1) ... [2022-11-02 20:35:00,363 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:59" (1/1) ... [2022-11-02 20:35:00,409 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:59" (1/1) ... [2022-11-02 20:35:00,464 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:59" (1/1) ... [2022-11-02 20:35:00,500 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:59" (1/1) ... [2022-11-02 20:35:00,563 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:35:00,565 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:35:00,565 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:35:00,565 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:35:00,567 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:59" (1/1) ... [2022-11-02 20:35:00,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:35:00,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a5e735-3c9d-422e-a80c-e84e13c88165/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:35:00,607 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a5e735-3c9d-422e-a80c-e84e13c88165/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:35:00,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63a5e735-3c9d-422e-a80c-e84e13c88165/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:35:00,656 INFO L130 BoogieDeclarations]: Found specification of procedure smic_size [2022-11-02 20:35:00,656 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_size [2022-11-02 20:35:00,656 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-02 20:35:00,657 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-02 20:35:00,657 INFO L130 BoogieDeclarations]: Found specification of procedure write_data [2022-11-02 20:35:00,657 INFO L138 BoogieDeclarations]: Found implementation of procedure write_data [2022-11-02 20:35:00,657 INFO L130 BoogieDeclarations]: Found specification of procedure bt_event [2022-11-02 20:35:00,657 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_event [2022-11-02 20:35:00,658 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2022-11-02 20:35:00,658 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2022-11-02 20:35:00,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-02 20:35:00,658 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_msg_received [2022-11-02 20:35:00,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_msg_received [2022-11-02 20:35:00,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-02 20:35:00,659 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2022-11-02 20:35:00,659 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2022-11-02 20:35:00,659 INFO L130 BoogieDeclarations]: Found specification of procedure enable_si_irq [2022-11-02 20:35:00,660 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_si_irq [2022-11-02 20:35:00,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-02 20:35:00,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-02 20:35:00,661 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_msg_done [2022-11-02 20:35:00,661 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_msg_done [2022-11-02 20:35:00,661 INFO L130 BoogieDeclarations]: Found specification of procedure start_enable_irq [2022-11-02 20:35:00,661 INFO L138 BoogieDeclarations]: Found implementation of procedure start_enable_irq [2022-11-02 20:35:00,662 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-02 20:35:00,662 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-02 20:35:00,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc_30 [2022-11-02 20:35:00,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc_30 [2022-11-02 20:35:00,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-02 20:35:00,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-02 20:35:00,663 INFO L130 BoogieDeclarations]: Found specification of procedure reset_flags [2022-11-02 20:35:00,664 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_flags [2022-11-02 20:35:00,664 INFO L130 BoogieDeclarations]: Found specification of procedure smic_cleanup [2022-11-02 20:35:00,665 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_cleanup [2022-11-02 20:35:00,666 INFO L130 BoogieDeclarations]: Found specification of procedure clear_obf [2022-11-02 20:35:00,666 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_obf [2022-11-02 20:35:00,666 INFO L130 BoogieDeclarations]: Found specification of procedure smi_event_handler [2022-11-02 20:35:00,666 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_event_handler [2022-11-02 20:35:00,666 INFO L130 BoogieDeclarations]: Found specification of procedure read_next_byte___0 [2022-11-02 20:35:00,667 INFO L138 BoogieDeclarations]: Found implementation of procedure read_next_byte___0 [2022-11-02 20:35:00,667 INFO L130 BoogieDeclarations]: Found specification of procedure read_status [2022-11-02 20:35:00,667 INFO L138 BoogieDeclarations]: Found implementation of procedure read_status [2022-11-02 20:35:00,667 INFO L130 BoogieDeclarations]: Found specification of procedure bt_size [2022-11-02 20:35:00,668 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_size [2022-11-02 20:35:00,668 INFO L130 BoogieDeclarations]: Found specification of procedure bt_init_data [2022-11-02 20:35:00,668 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_init_data [2022-11-02 20:35:00,669 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pci_resume [2022-11-02 20:35:00,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pci_resume [2022-11-02 20:35:00,670 INFO L130 BoogieDeclarations]: Found specification of procedure smic_detect [2022-11-02 20:35:00,670 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_detect [2022-11-02 20:35:00,670 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-02 20:35:00,670 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-02 20:35:00,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-02 20:35:00,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-02 20:35:00,671 INFO L130 BoogieDeclarations]: Found specification of procedure request_events [2022-11-02 20:35:00,671 INFO L138 BoogieDeclarations]: Found implementation of procedure request_events [2022-11-02 20:35:00,671 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_check [2022-11-02 20:35:00,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_check [2022-11-02 20:35:00,672 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-02 20:35:00,672 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-02 20:35:00,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-02 20:35:00,672 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-02 20:35:00,673 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2022-11-02 20:35:00,673 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2022-11-02 20:35:00,674 INFO L130 BoogieDeclarations]: Found specification of procedure check_hotmod_int_op [2022-11-02 20:35:00,674 INFO L138 BoogieDeclarations]: Found implementation of procedure check_hotmod_int_op [2022-11-02 20:35:00,674 INFO L130 BoogieDeclarations]: Found specification of procedure parse_str [2022-11-02 20:35:00,675 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_str [2022-11-02 20:35:00,675 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-02 20:35:00,675 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-02 20:35:00,675 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_detect [2022-11-02 20:35:00,675 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_detect [2022-11-02 20:35:00,676 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_size [2022-11-02 20:35:00,677 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_size [2022-11-02 20:35:00,677 INFO L130 BoogieDeclarations]: Found specification of procedure drain_BMC2HOST [2022-11-02 20:35:00,677 INFO L138 BoogieDeclarations]: Found implementation of procedure drain_BMC2HOST [2022-11-02 20:35:00,677 INFO L130 BoogieDeclarations]: Found specification of procedure error_recovery [2022-11-02 20:35:00,678 INFO L138 BoogieDeclarations]: Found implementation of procedure error_recovery [2022-11-02 20:35:00,678 INFO L130 BoogieDeclarations]: Found specification of procedure read_smic_status [2022-11-02 20:35:00,678 INFO L138 BoogieDeclarations]: Found implementation of procedure read_smic_status [2022-11-02 20:35:00,678 INFO L130 BoogieDeclarations]: Found specification of procedure disable_si_irq [2022-11-02 20:35:00,678 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_si_irq [2022-11-02 20:35:00,679 INFO L130 BoogieDeclarations]: Found specification of procedure start_error_recovery [2022-11-02 20:35:00,679 INFO L138 BoogieDeclarations]: Found implementation of procedure start_error_recovery [2022-11-02 20:35:00,679 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_event [2022-11-02 20:35:00,679 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_event [2022-11-02 20:35:00,679 INFO L130 BoogieDeclarations]: Found specification of procedure read_next_byte [2022-11-02 20:35:00,680 INFO L138 BoogieDeclarations]: Found implementation of procedure read_next_byte [2022-11-02 20:35:00,680 INFO L130 BoogieDeclarations]: Found specification of procedure start_smic_transaction [2022-11-02 20:35:00,681 INFO L138 BoogieDeclarations]: Found implementation of procedure start_smic_transaction [2022-11-02 20:35:00,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_3 [2022-11-02 20:35:00,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_3 [2022-11-02 20:35:00,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:35:00,682 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-02 20:35:00,684 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-02 20:35:00,687 INFO L130 BoogieDeclarations]: Found specification of procedure state2txt [2022-11-02 20:35:00,687 INFO L138 BoogieDeclarations]: Found implementation of procedure state2txt [2022-11-02 20:35:00,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 20:35:00,688 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_unregister_smi [2022-11-02 20:35:00,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_unregister_smi [2022-11-02 20:35:00,690 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2022-11-02 20:35:00,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2022-11-02 20:35:00,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_38 [2022-11-02 20:35:00,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_38 [2022-11-02 20:35:00,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-02 20:35:00,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-02 20:35:00,698 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2022-11-02 20:35:00,698 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2022-11-02 20:35:00,698 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-02 20:35:00,698 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-02 20:35:00,699 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2022-11-02 20:35:00,699 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2022-11-02 20:35:00,699 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2022-11-02 20:35:00,699 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2022-11-02 20:35:00,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:35:00,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 20:35:00,700 INFO L130 BoogieDeclarations]: Found specification of procedure getnstimeofday [2022-11-02 20:35:00,700 INFO L138 BoogieDeclarations]: Found implementation of procedure getnstimeofday [2022-11-02 20:35:00,700 INFO L130 BoogieDeclarations]: Found specification of procedure start_next_msg [2022-11-02 20:35:00,700 INFO L138 BoogieDeclarations]: Found implementation of procedure start_next_msg [2022-11-02 20:35:00,700 INFO L130 BoogieDeclarations]: Found specification of procedure init_smic_data [2022-11-02 20:35:00,701 INFO L138 BoogieDeclarations]: Found implementation of procedure init_smic_data [2022-11-02 20:35:00,701 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2022-11-02 20:35:00,701 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-02 20:35:00,702 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-02 20:35:00,702 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_cleanup [2022-11-02 20:35:00,702 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_cleanup [2022-11-02 20:35:00,702 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-02 20:35:00,702 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-02 20:35:00,703 INFO L130 BoogieDeclarations]: Found specification of procedure start_error_recovery___0 [2022-11-02 20:35:00,703 INFO L138 BoogieDeclarations]: Found implementation of procedure start_error_recovery___0 [2022-11-02 20:35:00,703 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_evaluate_integer [2022-11-02 20:35:00,703 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_evaluate_integer [2022-11-02 20:35:00,703 INFO L130 BoogieDeclarations]: Found specification of procedure write_cmd [2022-11-02 20:35:00,703 INFO L138 BoogieDeclarations]: Found implementation of procedure write_cmd [2022-11-02 20:35:00,704 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-02 20:35:00,704 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-02 20:35:00,704 INFO L130 BoogieDeclarations]: Found specification of procedure bt_get_result [2022-11-02 20:35:00,704 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_get_result [2022-11-02 20:35:00,704 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_one_si [2022-11-02 20:35:00,705 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_one_si [2022-11-02 20:35:00,705 INFO L130 BoogieDeclarations]: Found specification of procedure smic_get_result [2022-11-02 20:35:00,705 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_get_result [2022-11-02 20:35:00,705 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pci_remove [2022-11-02 20:35:00,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pci_remove [2022-11-02 20:35:00,705 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-02 20:35:00,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-02 20:35:00,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-02 20:35:00,706 INFO L130 BoogieDeclarations]: Found specification of procedure check_obf [2022-11-02 20:35:00,706 INFO L138 BoogieDeclarations]: Found implementation of procedure check_obf [2022-11-02 20:35:00,706 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_add_proc_entry [2022-11-02 20:35:00,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_add_proc_entry [2022-11-02 20:35:00,707 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2022-11-02 20:35:00,707 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2022-11-02 20:35:00,707 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-11-02 20:35:00,707 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-11-02 20:35:00,707 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2022-11-02 20:35:00,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2022-11-02 20:35:00,708 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_get_resource [2022-11-02 20:35:00,708 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_get_resource [2022-11-02 20:35:00,708 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-02 20:35:00,708 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-02 20:35:00,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-02 20:35:00,709 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_resource_valid [2022-11-02 20:35:00,709 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_resource_valid [2022-11-02 20:35:00,709 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2022-11-02 20:35:00,709 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2022-11-02 20:35:00,710 INFO L130 BoogieDeclarations]: Found specification of procedure get_kcs_result [2022-11-02 20:35:00,710 INFO L138 BoogieDeclarations]: Found implementation of procedure get_kcs_result [2022-11-02 20:35:00,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:35:00,710 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pci_probe [2022-11-02 20:35:00,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pci_probe [2022-11-02 20:35:00,710 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_timer_and_thread [2022-11-02 20:35:00,711 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_timer_and_thread [2022-11-02 20:35:00,711 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-02 20:35:00,711 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-02 20:35:00,711 INFO L130 BoogieDeclarations]: Found specification of procedure bt_detect [2022-11-02 20:35:00,711 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_detect [2022-11-02 20:35:00,712 INFO L130 BoogieDeclarations]: Found specification of procedure read_data [2022-11-02 20:35:00,712 INFO L138 BoogieDeclarations]: Found implementation of procedure read_data [2022-11-02 20:35:00,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-02 20:35:00,712 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-02 20:35:00,712 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_3 [2022-11-02 20:35:00,713 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_3 [2022-11-02 20:35:00,713 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2022-11-02 20:35:00,713 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2022-11-02 20:35:00,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_init [2022-11-02 20:35:00,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_init [2022-11-02 20:35:00,713 INFO L130 BoogieDeclarations]: Found specification of procedure try_smi_init [2022-11-02 20:35:00,714 INFO L138 BoogieDeclarations]: Found implementation of procedure try_smi_init [2022-11-02 20:35:00,714 INFO L130 BoogieDeclarations]: Found specification of procedure add_smi [2022-11-02 20:35:00,714 INFO L138 BoogieDeclarations]: Found implementation of procedure add_smi [2022-11-02 20:35:00,714 INFO L130 BoogieDeclarations]: Found specification of procedure force_result [2022-11-02 20:35:00,714 INFO L138 BoogieDeclarations]: Found implementation of procedure force_result [2022-11-02 20:35:00,715 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-11-02 20:35:00,715 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-11-02 20:35:00,715 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-02 20:35:00,715 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-02 20:35:00,715 INFO L130 BoogieDeclarations]: Found specification of procedure deliver_recv_msg [2022-11-02 20:35:00,715 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver_recv_msg [2022-11-02 20:35:00,716 INFO L130 BoogieDeclarations]: Found specification of procedure status2txt [2022-11-02 20:35:00,716 INFO L138 BoogieDeclarations]: Found implementation of procedure status2txt [2022-11-02 20:35:00,716 INFO L130 BoogieDeclarations]: Found specification of procedure read_smic_flags [2022-11-02 20:35:00,716 INFO L138 BoogieDeclarations]: Found implementation of procedure read_smic_flags [2022-11-02 20:35:00,716 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-02 20:35:00,717 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-02 20:35:00,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:35:00,717 INFO L130 BoogieDeclarations]: Found specification of procedure bt_start_transaction [2022-11-02 20:35:00,717 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_start_transaction [2022-11-02 20:35:00,717 INFO L130 BoogieDeclarations]: Found specification of procedure start_kcs_transaction [2022-11-02 20:35:00,718 INFO L138 BoogieDeclarations]: Found implementation of procedure start_kcs_transaction [2022-11-02 20:35:00,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-02 20:35:00,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-02 20:35:00,718 INFO L130 BoogieDeclarations]: Found specification of procedure read_smic_data [2022-11-02 20:35:00,718 INFO L138 BoogieDeclarations]: Found implementation of procedure read_smic_data [2022-11-02 20:35:00,718 INFO L130 BoogieDeclarations]: Found specification of procedure handle_flags [2022-11-02 20:35:00,719 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_flags [2022-11-02 20:35:00,719 INFO L130 BoogieDeclarations]: Found specification of procedure start_clear_flags [2022-11-02 20:35:00,719 INFO L138 BoogieDeclarations]: Found implementation of procedure start_clear_flags [2022-11-02 20:35:00,719 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2022-11-02 20:35:00,719 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2022-11-02 20:35:00,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 20:35:00,725 INFO L130 BoogieDeclarations]: Found specification of procedure bt_cleanup [2022-11-02 20:35:00,725 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_cleanup [2022-11-02 20:35:00,725 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_thread [2022-11-02 20:35:00,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_thread [2022-11-02 20:35:00,726 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2022-11-02 20:35:00,726 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2022-11-02 20:35:00,726 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:35:00,726 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-02 20:35:00,726 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-02 20:35:00,727 INFO L130 BoogieDeclarations]: Found specification of procedure write_next_byte [2022-11-02 20:35:00,730 INFO L138 BoogieDeclarations]: Found implementation of procedure write_next_byte [2022-11-02 20:35:00,730 INFO L130 BoogieDeclarations]: Found specification of procedure poll [2022-11-02 20:35:00,730 INFO L138 BoogieDeclarations]: Found implementation of procedure poll [2022-11-02 20:35:00,730 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-02 20:35:00,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-02 20:35:00,731 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_si_set_not_busy [2022-11-02 20:35:00,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_si_set_not_busy [2022-11-02 20:35:00,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 20:35:00,731 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-02 20:35:00,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-11-02 20:35:00,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-11-02 20:35:00,732 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-02 20:35:00,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-02 20:35:00,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2022-11-02 20:35:00,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2022-11-02 20:35:00,732 INFO L130 BoogieDeclarations]: Found specification of procedure write_smic_flags [2022-11-02 20:35:00,733 INFO L138 BoogieDeclarations]: Found implementation of procedure write_smic_flags [2022-11-02 20:35:00,733 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-02 20:35:00,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-02 20:35:00,733 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_alloc_smi_msg [2022-11-02 20:35:00,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_alloc_smi_msg [2022-11-02 20:35:00,733 INFO L130 BoogieDeclarations]: Found specification of procedure write_smic_control [2022-11-02 20:35:00,734 INFO L138 BoogieDeclarations]: Found implementation of procedure write_smic_control [2022-11-02 20:35:00,734 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-02 20:35:00,734 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-02 20:35:00,734 INFO L130 BoogieDeclarations]: Found specification of procedure return_hosed_msg [2022-11-02 20:35:00,734 INFO L138 BoogieDeclarations]: Found implementation of procedure return_hosed_msg [2022-11-02 20:35:00,734 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pnp_remove [2022-11-02 20:35:00,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pnp_remove [2022-11-02 20:35:00,735 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pnp_probe [2022-11-02 20:35:00,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pnp_probe [2022-11-02 20:35:00,735 INFO L130 BoogieDeclarations]: Found specification of procedure write_next_byte___0 [2022-11-02 20:35:00,735 INFO L138 BoogieDeclarations]: Found implementation of procedure write_next_byte___0 [2022-11-02 20:35:00,736 INFO L130 BoogieDeclarations]: Found specification of procedure read_all_bytes [2022-11-02 20:35:00,736 INFO L138 BoogieDeclarations]: Found implementation of procedure read_all_bytes [2022-11-02 20:35:00,736 INFO L130 BoogieDeclarations]: Found specification of procedure init_kcs_data [2022-11-02 20:35:00,736 INFO L138 BoogieDeclarations]: Found implementation of procedure init_kcs_data [2022-11-02 20:35:00,736 INFO L130 BoogieDeclarations]: Found specification of procedure si_irq_handler [2022-11-02 20:35:00,736 INFO L138 BoogieDeclarations]: Found implementation of procedure si_irq_handler [2022-11-02 20:35:00,737 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-02 20:35:00,737 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-02 20:35:00,737 INFO L130 BoogieDeclarations]: Found specification of procedure smic_event [2022-11-02 20:35:00,737 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_event [2022-11-02 20:35:00,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:35:00,737 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-11-02 20:35:00,738 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-11-02 20:35:00,738 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-11-02 20:35:00,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2022-11-02 20:35:00,738 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2022-11-02 20:35:00,738 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2022-11-02 20:35:00,738 INFO L130 BoogieDeclarations]: Found specification of procedure handle_transaction_done [2022-11-02 20:35:00,739 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_transaction_done [2022-11-02 20:35:00,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:35:00,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:35:00,739 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2022-11-02 20:35:00,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2022-11-02 20:35:00,740 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-02 20:35:00,740 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-02 20:35:01,940 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:35:01,944 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:35:03,001 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-02 20:35:10,533 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:35:10,562 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:35:10,563 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-02 20:35:10,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:35:10 BoogieIcfgContainer [2022-11-02 20:35:10,569 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:35:10,572 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:35:10,572 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:35:10,578 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:35:10,578 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:34:56" (1/3) ... [2022-11-02 20:35:10,579 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43b2ecae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:35:10, skipping insertion in model container [2022-11-02 20:35:10,579 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:59" (2/3) ... [2022-11-02 20:35:10,580 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43b2ecae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:35:10, skipping insertion in model container [2022-11-02 20:35:10,580 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:35:10" (3/3) ... [2022-11-02 20:35:10,583 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point.cil.out.i [2022-11-02 20:35:10,607 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:35:10,608 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:35:10,755 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:35:10,768 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=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@404a087f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:35:10,769 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:35:10,790 INFO L276 IsEmpty]: Start isEmpty. Operand has 2652 states, 1900 states have (on average 1.418421052631579) internal successors, (2695), 1987 states have internal predecessors, (2695), 615 states have call successors, (615), 136 states have call predecessors, (615), 135 states have return successors, (600), 566 states have call predecessors, (600), 600 states have call successors, (600) [2022-11-02 20:35:10,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-11-02 20:35:10,823 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:35:10,824 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:35:10,825 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:35:10,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:35:10,832 INFO L85 PathProgramCache]: Analyzing trace with hash -1611012063, now seen corresponding path program 1 times [2022-11-02 20:35:10,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:35:10,844 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399795441] [2022-11-02 20:35:10,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:35:10,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:35:11,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:35:12,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:35:12,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:35:12,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 20:35:12,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:35:12,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 20:35:12,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:35:12,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-02 20:35:12,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:35:12,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-02 20:35:12,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:35:12,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-02 20:35:12,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:35:12,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-02 20:35:12,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:35:12,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-02 20:35:12,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:35:12,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 20:35:12,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:35:12,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-02 20:35:12,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:35:12,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-02 20:35:12,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:35:12,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-02 20:35:12,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:35:12,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-02 20:35:12,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:35:12,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-02 20:35:12,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:35:12,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-11-02 20:35:12,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:35:12,771 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2022-11-02 20:35:12,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:35:12,772 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399795441] [2022-11-02 20:35:12,773 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399795441] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:35:12,773 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:35:12,774 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-02 20:35:12,776 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414603647] [2022-11-02 20:35:12,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:35:12,783 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-02 20:35:12,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:35:12,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-02 20:35:12,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:35:12,829 INFO L87 Difference]: Start difference. First operand has 2652 states, 1900 states have (on average 1.418421052631579) internal successors, (2695), 1987 states have internal predecessors, (2695), 615 states have call successors, (615), 136 states have call predecessors, (615), 135 states have return successors, (600), 566 states have call predecessors, (600), 600 states have call successors, (600) Second operand has 8 states, 8 states have (on average 4.75) internal successors, (38), 5 states have internal predecessors, (38), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-11-02 20:36:07,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:36:07,403 INFO L93 Difference]: Finished difference Result 17082 states and 29031 transitions. [2022-11-02 20:36:07,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-02 20:36:07,409 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 5 states have internal predecessors, (38), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 107 [2022-11-02 20:36:07,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:36:07,581 INFO L225 Difference]: With dead ends: 17082 [2022-11-02 20:36:07,581 INFO L226 Difference]: Without dead ends: 14337 [2022-11-02 20:36:07,638 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=97, Invalid=209, Unknown=0, NotChecked=0, Total=306 [2022-11-02 20:36:07,642 INFO L413 NwaCegarLoop]: 6331 mSDtfsCounter, 23463 mSDsluCounter, 13410 mSDsCounter, 0 mSdLazyCounter, 17264 mSolverCounterSat, 14390 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 46.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24720 SdHoareTripleChecker+Valid, 19741 SdHoareTripleChecker+Invalid, 31654 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 14390 IncrementalHoareTripleChecker+Valid, 17264 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 52.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:36:07,643 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [24720 Valid, 19741 Invalid, 31654 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [14390 Valid, 17264 Invalid, 0 Unknown, 0 Unchecked, 52.0s Time] [2022-11-02 20:36:07,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14337 states. [2022-11-02 20:36:08,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14337 to 11662. [2022-11-02 20:36:08,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11662 states, 8371 states have (on average 1.4095090192330666) internal successors, (11799), 8681 states have internal predecessors, (11799), 2645 states have call successors, (2645), 536 states have call predecessors, (2645), 645 states have return successors, (3862), 2583 states have call predecessors, (3862), 2644 states have call successors, (3862) [2022-11-02 20:36:08,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11662 states to 11662 states and 18306 transitions. [2022-11-02 20:36:08,911 INFO L78 Accepts]: Start accepts. Automaton has 11662 states and 18306 transitions. Word has length 107 [2022-11-02 20:36:08,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:36:08,914 INFO L495 AbstractCegarLoop]: Abstraction has 11662 states and 18306 transitions. [2022-11-02 20:36:08,914 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.75) internal successors, (38), 5 states have internal predecessors, (38), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-11-02 20:36:08,914 INFO L276 IsEmpty]: Start isEmpty. Operand 11662 states and 18306 transitions. [2022-11-02 20:36:08,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-02 20:36:08,924 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:36:08,925 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:36:08,925 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 20:36:08,925 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:36:08,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:36:08,928 INFO L85 PathProgramCache]: Analyzing trace with hash -1130693809, now seen corresponding path program 1 times [2022-11-02 20:36:08,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:36:08,928 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590303841] [2022-11-02 20:36:08,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:36:08,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:36:09,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:09,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:36:09,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:09,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 20:36:09,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:09,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 20:36:09,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:09,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-02 20:36:09,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:09,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-02 20:36:09,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:09,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-02 20:36:09,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:09,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-02 20:36:09,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:09,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-02 20:36:09,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:09,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 20:36:09,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:09,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-02 20:36:09,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:09,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-02 20:36:09,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:09,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-02 20:36:09,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:09,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-02 20:36:09,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:09,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-02 20:36:09,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:09,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-11-02 20:36:09,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:36:09,884 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2022-11-02 20:36:09,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:36:09,885 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1590303841] [2022-11-02 20:36:09,885 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1590303841] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:36:09,886 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:36:09,886 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-02 20:36:09,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709267806] [2022-11-02 20:36:09,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:36:09,888 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-02 20:36:09,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:36:09,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-02 20:36:09,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:36:09,889 INFO L87 Difference]: Start difference. First operand 11662 states and 18306 transitions. Second operand has 8 states, 8 states have (on average 4.875) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-11-02 20:37:10,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:37:10,703 INFO L93 Difference]: Finished difference Result 68790 states and 121354 transitions. [2022-11-02 20:37:10,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-02 20:37:10,705 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 4.875) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 108 [2022-11-02 20:37:10,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:37:11,267 INFO L225 Difference]: With dead ends: 68790 [2022-11-02 20:37:11,267 INFO L226 Difference]: Without dead ends: 57162 [2022-11-02 20:37:11,503 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=97, Invalid=209, Unknown=0, NotChecked=0, Total=306 [2022-11-02 20:37:11,509 INFO L413 NwaCegarLoop]: 6248 mSDtfsCounter, 19313 mSDsluCounter, 16827 mSDsCounter, 0 mSdLazyCounter, 22508 mSolverCounterSat, 10731 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 50.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20560 SdHoareTripleChecker+Valid, 23075 SdHoareTripleChecker+Invalid, 33239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 10731 IncrementalHoareTripleChecker+Valid, 22508 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 56.5s IncrementalHoareTripleChecker+Time [2022-11-02 20:37:11,510 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20560 Valid, 23075 Invalid, 33239 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [10731 Valid, 22508 Invalid, 0 Unknown, 0 Unchecked, 56.5s Time] [2022-11-02 20:37:11,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57162 states. [2022-11-02 20:37:15,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57162 to 48683. [2022-11-02 20:37:16,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48683 states, 34875 states have (on average 1.4084014336917563) internal successors, (49118), 36161 states have internal predecessors, (49118), 11048 states have call successors, (11048), 2141 states have call predecessors, (11048), 2759 states have return successors, (21519), 10935 states have call predecessors, (21519), 11047 states have call successors, (21519) [2022-11-02 20:37:17,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48683 states to 48683 states and 81685 transitions. [2022-11-02 20:37:17,324 INFO L78 Accepts]: Start accepts. Automaton has 48683 states and 81685 transitions. Word has length 108 [2022-11-02 20:37:17,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:37:17,325 INFO L495 AbstractCegarLoop]: Abstraction has 48683 states and 81685 transitions. [2022-11-02 20:37:17,326 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 4.875) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-11-02 20:37:17,327 INFO L276 IsEmpty]: Start isEmpty. Operand 48683 states and 81685 transitions. [2022-11-02 20:37:17,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-02 20:37:17,339 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:37:17,339 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-02 20:37:17,339 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 20:37:17,340 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:37:17,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:37:17,340 INFO L85 PathProgramCache]: Analyzing trace with hash 1216630697, now seen corresponding path program 1 times [2022-11-02 20:37:17,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:37:17,341 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321354902] [2022-11-02 20:37:17,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:37:17,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:37:17,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:37:18,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:37:18,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:37:18,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 20:37:18,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:37:18,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 20:37:18,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:37:18,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-02 20:37:18,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:37:18,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-02 20:37:18,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:37:18,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-02 20:37:18,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:37:18,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-02 20:37:18,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:37:18,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-02 20:37:18,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:37:18,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 20:37:18,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:37:18,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-02 20:37:18,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:37:18,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-02 20:37:18,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:37:18,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-02 20:37:18,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:37:18,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-02 20:37:18,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:37:18,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-02 20:37:18,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:37:18,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-11-02 20:37:18,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:37:18,248 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2022-11-02 20:37:18,248 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:37:18,248 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321354902] [2022-11-02 20:37:18,249 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321354902] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:37:18,249 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:37:18,249 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-02 20:37:18,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432049753] [2022-11-02 20:37:18,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:37:18,250 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-02 20:37:18,250 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:37:18,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-02 20:37:18,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:37:18,251 INFO L87 Difference]: Start difference. First operand 48683 states and 81685 transitions. Second operand has 8 states, 8 states have (on average 5.0) internal successors, (40), 5 states have internal predecessors, (40), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15)