./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_sas.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_110362be-1c72-4c65-8624-03895c5e5aef/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_110362be-1c72-4c65-8624-03895c5e5aef/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_110362be-1c72-4c65-8624-03895c5e5aef/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_110362be-1c72-4c65-8624-03895c5e5aef/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_sas.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_110362be-1c72-4c65-8624-03895c5e5aef/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_110362be-1c72-4c65-8624-03895c5e5aef/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 d4a04f164f23bccd0af71a4f58b3950d923042f92e5233e5b981a5aec1f8e73c --- 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 20:29:46,927 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:29:46,929 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:29:46,954 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:29:46,955 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:29:46,956 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:29:46,957 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:29:46,959 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:29:46,961 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:29:46,962 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:29:46,963 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:29:46,964 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:29:46,964 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:29:46,965 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:29:46,967 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:29:46,968 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:29:46,969 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:29:46,969 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:29:46,971 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:29:46,973 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:29:46,974 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:29:46,982 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:29:46,984 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:29:46,984 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:29:46,988 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:29:46,988 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:29:46,988 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:29:46,989 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:29:46,990 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:29:46,991 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:29:46,991 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:29:46,992 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:29:46,993 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:29:46,994 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:29:47,002 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:29:47,003 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:29:47,004 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:29:47,004 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:29:47,004 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:29:47,005 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:29:47,006 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:29:47,008 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_110362be-1c72-4c65-8624-03895c5e5aef/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 20:29:47,047 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:29:47,047 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:29:47,048 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:29:47,048 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:29:47,049 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:29:47,049 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:29:47,050 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:29:47,050 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:29:47,051 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:29:47,051 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:29:47,052 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:29:47,052 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:29:47,052 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:29:47,053 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:29:47,053 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:29:47,053 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:29:47,053 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:29:47,054 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:29:47,054 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:29:47,054 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:29:47,054 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:29:47,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:29:47,055 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:29:47,055 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:29:47,055 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:29:47,056 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:29:47,057 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:29:47,057 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:29:47,058 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:29:47,058 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:29:47,058 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_110362be-1c72-4c65-8624-03895c5e5aef/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_110362be-1c72-4c65-8624-03895c5e5aef/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4a04f164f23bccd0af71a4f58b3950d923042f92e5233e5b981a5aec1f8e73c [2022-11-02 20:29:47,352 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:29:47,384 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:29:47,388 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:29:47,390 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:29:47,391 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:29:47,392 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_110362be-1c72-4c65-8624-03895c5e5aef/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_sas.ko-entry_point.cil.out.i [2022-11-02 20:29:47,475 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_110362be-1c72-4c65-8624-03895c5e5aef/bin/uautomizer-Dbtcem3rbc/data/7604034dd/e3323683aa3543cf8c12ebca819a4b6f/FLAGb23f85f82 [2022-11-02 20:29:48,628 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:29:48,629 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_110362be-1c72-4c65-8624-03895c5e5aef/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_sas.ko-entry_point.cil.out.i [2022-11-02 20:29:48,716 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_110362be-1c72-4c65-8624-03895c5e5aef/bin/uautomizer-Dbtcem3rbc/data/7604034dd/e3323683aa3543cf8c12ebca819a4b6f/FLAGb23f85f82 [2022-11-02 20:29:48,799 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_110362be-1c72-4c65-8624-03895c5e5aef/bin/uautomizer-Dbtcem3rbc/data/7604034dd/e3323683aa3543cf8c12ebca819a4b6f [2022-11-02 20:29:48,803 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:29:48,805 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:29:48,809 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:29:48,809 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:29:48,813 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:29:48,814 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:29:48" (1/1) ... [2022-11-02 20:29:48,815 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5349bb9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:48, skipping insertion in model container [2022-11-02 20:29:48,816 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:29:48" (1/1) ... [2022-11-02 20:29:48,823 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:29:49,065 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:29:49,723 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5732] [2022-11-02 20:29:49,724 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5733-5734] [2022-11-02 20:29:50,656 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_110362be-1c72-4c65-8624-03895c5e5aef/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_sas.ko-entry_point.cil.out.i[176188,176201] [2022-11-02 20:29:53,671 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:29:53,708 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:29:53,882 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5732] [2022-11-02 20:29:53,883 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5733-5734] [2022-11-02 20:29:53,894 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_110362be-1c72-4c65-8624-03895c5e5aef/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_sas.ko-entry_point.cil.out.i[176188,176201] [2022-11-02 20:29:54,792 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:29:54,918 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:29:54,919 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:54 WrapperNode [2022-11-02 20:29:54,919 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:29:54,920 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:29:54,920 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:29:54,920 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:29:54,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:54" (1/1) ... [2022-11-02 20:29:55,051 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:54" (1/1) ... [2022-11-02 20:29:55,587 INFO L138 Inliner]: procedures = 467, calls = 5592, calls flagged for inlining = 175, calls inlined = 173, statements flattened = 13508 [2022-11-02 20:29:55,588 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:29:55,589 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:29:55,589 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:29:55,589 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:29:55,599 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:54" (1/1) ... [2022-11-02 20:29:55,599 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:54" (1/1) ... [2022-11-02 20:29:55,728 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:54" (1/1) ... [2022-11-02 20:29:55,730 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:54" (1/1) ... [2022-11-02 20:29:56,463 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:54" (1/1) ... [2022-11-02 20:29:56,526 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:54" (1/1) ... [2022-11-02 20:29:56,641 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:54" (1/1) ... [2022-11-02 20:29:56,673 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:54" (1/1) ... [2022-11-02 20:29:56,836 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:29:56,837 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:29:56,838 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:29:56,838 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:29:56,839 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:54" (1/1) ... [2022-11-02 20:29:56,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:29:56,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_110362be-1c72-4c65-8624-03895c5e5aef/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:29:56,874 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_110362be-1c72-4c65-8624-03895c5e5aef/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:29:56,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_110362be-1c72-4c65-8624-03895c5e5aef/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:29:56,919 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_read_fw_status_reg_ppc [2022-11-02 20:29:56,920 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_read_fw_status_reg_ppc [2022-11-02 20:29:56,920 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-02 20:29:56,920 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-02 20:29:56,920 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_build_and_issue_cmd_fusion [2022-11-02 20:29:56,920 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_build_and_issue_cmd_fusion [2022-11-02 20:29:56,920 INFO L130 BoogieDeclarations]: Found specification of procedure MR_GetPhyParams [2022-11-02 20:29:56,921 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_GetPhyParams [2022-11-02 20:29:56,921 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_read_fw_status_reg_skinny [2022-11-02 20:29:56,921 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_read_fw_status_reg_skinny [2022-11-02 20:29:56,921 INFO L130 BoogieDeclarations]: Found specification of procedure get_arm_from_strip [2022-11-02 20:29:56,921 INFO L138 BoogieDeclarations]: Found implementation of procedure get_arm_from_strip [2022-11-02 20:29:56,921 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_set_dma_mask [2022-11-02 20:29:56,921 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_set_dma_mask [2022-11-02 20:29:56,922 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_adp_reset_xscale [2022-11-02 20:29:56,922 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_adp_reset_xscale [2022-11-02 20:29:56,922 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_init_mfi [2022-11-02 20:29:56,922 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_init_mfi [2022-11-02 20:29:56,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-11-02 20:29:56,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-11-02 20:29:56,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-02 20:29:56,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-02 20:29:56,923 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_teardown_frame_pool_fusion [2022-11-02 20:29:56,923 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_teardown_frame_pool_fusion [2022-11-02 20:29:56,923 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_free_cmds_fusion [2022-11-02 20:29:56,923 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_free_cmds_fusion [2022-11-02 20:29:56,923 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_slave_configure [2022-11-02 20:29:56,924 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_slave_configure [2022-11-02 20:29:56,924 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_internal_reset_defer_cmds [2022-11-02 20:29:56,924 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_internal_reset_defer_cmds [2022-11-02 20:29:56,924 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-02 20:29:56,924 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-02 20:29:56,924 INFO L130 BoogieDeclarations]: Found specification of procedure mega_div64_32 [2022-11-02 20:29:56,924 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_div64_32 [2022-11-02 20:29:56,925 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_clear_intr_gen2 [2022-11-02 20:29:56,925 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_clear_intr_gen2 [2022-11-02 20:29:56,925 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_put [2022-11-02 20:29:56,925 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_put [2022-11-02 20:29:56,926 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-02 20:29:56,926 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-02 20:29:56,926 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_request_descriptor [2022-11-02 20:29:56,926 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_request_descriptor [2022-11-02 20:29:56,927 INFO L130 BoogieDeclarations]: Found specification of procedure MR_ArPdGet [2022-11-02 20:29:56,927 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_ArPdGet [2022-11-02 20:29:56,927 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-02 20:29:56,927 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-02 20:29:56,927 INFO L130 BoogieDeclarations]: Found specification of procedure ssleep [2022-11-02 20:29:56,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ssleep [2022-11-02 20:29:56,928 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_complete_cmd_dpc [2022-11-02 20:29:56,928 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_complete_cmd_dpc [2022-11-02 20:29:56,928 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_flush_cache [2022-11-02 20:29:56,928 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_flush_cache [2022-11-02 20:29:56,929 INFO L130 BoogieDeclarations]: Found specification of procedure get_row_from_strip [2022-11-02 20:29:56,930 INFO L138 BoogieDeclarations]: Found implementation of procedure get_row_from_strip [2022-11-02 20:29:56,930 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_add_device [2022-11-02 20:29:56,930 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_add_device [2022-11-02 20:29:56,930 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-02 20:29:56,930 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-02 20:29:56,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_29 [2022-11-02 20:29:56,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_29 [2022-11-02 20:29:56,931 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2022-11-02 20:29:56,931 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2022-11-02 20:29:56,931 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_complete_int_cmd [2022-11-02 20:29:56,932 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_complete_int_cmd [2022-11-02 20:29:56,932 INFO L130 BoogieDeclarations]: Found specification of procedure mr_spanset_get_phy_params [2022-11-02 20:29:56,932 INFO L138 BoogieDeclarations]: Found implementation of procedure mr_spanset_get_phy_params [2022-11-02 20:29:56,932 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_resume [2022-11-02 20:29:56,933 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_resume [2022-11-02 20:29:56,933 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_shutdown [2022-11-02 20:29:56,934 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_shutdown [2022-11-02 20:29:56,934 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2022-11-02 20:29:56,934 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-02 20:29:56,934 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-02 20:29:56,934 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2022-11-02 20:29:56,934 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2022-11-02 20:29:56,934 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_fire_cmd_skinny [2022-11-02 20:29:56,935 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_fire_cmd_skinny [2022-11-02 20:29:56,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:29:56,935 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-02 20:29:56,935 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-02 20:29:56,935 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_slave_alloc [2022-11-02 20:29:56,935 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_slave_alloc [2022-11-02 20:29:56,935 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2022-11-02 20:29:56,936 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2022-11-02 20:29:56,936 INFO L130 BoogieDeclarations]: Found specification of procedure MR_LdSpanArrayGet [2022-11-02 20:29:56,936 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_LdSpanArrayGet [2022-11-02 20:29:56,937 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_reset_timer [2022-11-02 20:29:56,937 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_reset_timer [2022-11-02 20:29:56,937 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_ld_list [2022-11-02 20:29:56,937 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_ld_list [2022-11-02 20:29:56,937 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_add_host_with_dma [2022-11-02 20:29:56,937 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_add_host_with_dma [2022-11-02 20:29:56,938 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-02 20:29:56,939 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-02 20:29:56,939 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_ld_vf_affiliation [2022-11-02 20:29:56,939 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_ld_vf_affiliation [2022-11-02 20:29:56,939 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_register_aen [2022-11-02 20:29:56,939 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_register_aen [2022-11-02 20:29:56,939 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-11-02 20:29:56,939 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-11-02 20:29:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-11-02 20:29:56,940 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-11-02 20:29:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-02 20:29:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-02 20:29:56,940 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-02 20:29:56,940 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-02 20:29:56,940 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-02 20:29:56,941 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_sync_map_info [2022-11-02 20:29:56,941 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_sync_map_info [2022-11-02 20:29:56,941 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-02 20:29:56,941 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-02 20:29:56,941 INFO L130 BoogieDeclarations]: Found specification of procedure megaraid_sas_kill_hba [2022-11-02 20:29:56,941 INFO L138 BoogieDeclarations]: Found implementation of procedure megaraid_sas_kill_hba [2022-11-02 20:29:56,942 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_queue_command_lck [2022-11-02 20:29:56,943 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_queue_command_lck [2022-11-02 20:29:56,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-02 20:29:56,946 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_start_aen [2022-11-02 20:29:56,946 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_start_aen [2022-11-02 20:29:56,946 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_isr_fusion [2022-11-02 20:29:56,946 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_isr_fusion [2022-11-02 20:29:56,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:29:56,948 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_read_fw_status_reg_xscale [2022-11-02 20:29:56,949 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_read_fw_status_reg_xscale [2022-11-02 20:29:56,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-02 20:29:56,955 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-02 20:29:56,955 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_first [2022-11-02 20:29:56,955 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_first [2022-11-02 20:29:56,956 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_blocked_cmd [2022-11-02 20:29:56,956 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_blocked_cmd [2022-11-02 20:29:56,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-02 20:29:56,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-02 20:29:56,956 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-02 20:29:56,956 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-02 20:29:56,956 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-11-02 20:29:56,956 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-11-02 20:29:56,957 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_do_ocr [2022-11-02 20:29:56,957 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_do_ocr [2022-11-02 20:29:56,957 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-02 20:29:56,957 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-02 20:29:56,957 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-02 20:29:56,957 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-02 20:29:56,957 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-02 20:29:56,957 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-02 20:29:56,958 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-02 20:29:56,958 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-02 20:29:56,958 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_enable_intr_gen2 [2022-11-02 20:29:56,958 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_enable_intr_gen2 [2022-11-02 20:29:56,958 INFO L130 BoogieDeclarations]: Found specification of procedure MR_LdSpanPtrGet [2022-11-02 20:29:56,958 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_LdSpanPtrGet [2022-11-02 20:29:56,958 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_teardown_frame_pool [2022-11-02 20:29:56,958 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_teardown_frame_pool [2022-11-02 20:29:56,959 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_read_fw_status_reg_gen2 [2022-11-02 20:29:56,959 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_read_fw_status_reg_gen2 [2022-11-02 20:29:56,959 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2022-11-02 20:29:56,959 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2022-11-02 20:29:56,959 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_fusion_ocr_wq [2022-11-02 20:29:56,959 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_fusion_ocr_wq [2022-11-02 20:29:56,959 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_sysfs_show_support_device_change [2022-11-02 20:29:56,960 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_sysfs_show_support_device_change [2022-11-02 20:29:56,960 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2022-11-02 20:29:56,960 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2022-11-02 20:29:56,960 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_clear_intr_skinny [2022-11-02 20:29:56,960 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_clear_intr_skinny [2022-11-02 20:29:56,960 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_reset_skinny [2022-11-02 20:29:56,960 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_reset_skinny [2022-11-02 20:29:56,960 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_enable_intr_skinny [2022-11-02 20:29:56,960 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_enable_intr_skinny [2022-11-02 20:29:56,961 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_is_ldio [2022-11-02 20:29:56,961 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_is_ldio [2022-11-02 20:29:56,961 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2022-11-02 20:29:56,961 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2022-11-02 20:29:56,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 20:29:56,961 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2022-11-02 20:29:56,961 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2022-11-02 20:29:56,961 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_reset_device [2022-11-02 20:29:56,962 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_reset_device [2022-11-02 20:29:56,962 INFO L130 BoogieDeclarations]: Found specification of procedure process_fw_state_change_wq [2022-11-02 20:29:56,962 INFO L138 BoogieDeclarations]: Found implementation of procedure process_fw_state_change_wq [2022-11-02 20:29:56,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:29:56,962 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_mgmt_open [2022-11-02 20:29:56,962 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_mgmt_open [2022-11-02 20:29:56,962 INFO L130 BoogieDeclarations]: Found specification of procedure MR_TargetIdToLdGet [2022-11-02 20:29:56,962 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_TargetIdToLdGet [2022-11-02 20:29:56,963 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_mgmt_ioctl_fw [2022-11-02 20:29:56,963 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_mgmt_ioctl_fw [2022-11-02 20:29:56,963 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2022-11-02 20:29:56,963 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2022-11-02 20:29:56,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 20:29:56,963 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-11-02 20:29:56,963 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-11-02 20:29:56,964 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_reset_bus_host [2022-11-02 20:29:56,964 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_reset_bus_host [2022-11-02 20:29:56,964 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-02 20:29:56,964 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2022-11-02 20:29:56,964 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2022-11-02 20:29:56,964 INFO L130 BoogieDeclarations]: Found specification of procedure get_strip_from_row [2022-11-02 20:29:56,964 INFO L138 BoogieDeclarations]: Found implementation of procedure get_strip_from_row [2022-11-02 20:29:56,964 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-02 20:29:56,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-02 20:29:56,965 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_return_cmd [2022-11-02 20:29:56,965 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_return_cmd [2022-11-02 20:29:56,965 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-11-02 20:29:56,965 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-11-02 20:29:56,965 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_shutdown_controller [2022-11-02 20:29:56,965 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_shutdown_controller [2022-11-02 20:29:56,965 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2022-11-02 20:29:56,966 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2022-11-02 20:29:56,966 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-02 20:29:56,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-02 20:29:56,966 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_lookup [2022-11-02 20:29:56,966 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_lookup [2022-11-02 20:29:56,966 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_ioc_init_fusion [2022-11-02 20:29:56,966 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_ioc_init_fusion [2022-11-02 20:29:56,966 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_return_cmd_fusion [2022-11-02 20:29:56,967 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_return_cmd_fusion [2022-11-02 20:29:56,967 INFO L130 BoogieDeclarations]: Found specification of procedure driver_create_file [2022-11-02 20:29:56,967 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_create_file [2022-11-02 20:29:56,967 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_clear_intr_ppc [2022-11-02 20:29:56,967 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_clear_intr_ppc [2022-11-02 20:29:56,967 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_init_fw [2022-11-02 20:29:56,967 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_init_fw [2022-11-02 20:29:56,967 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_enable_intr_xscale [2022-11-02 20:29:56,968 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_enable_intr_xscale [2022-11-02 20:29:56,968 INFO L130 BoogieDeclarations]: Found specification of procedure wait_and_poll [2022-11-02 20:29:56,968 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_and_poll [2022-11-02 20:29:56,968 INFO L130 BoogieDeclarations]: Found specification of procedure sema_init [2022-11-02 20:29:56,968 INFO L138 BoogieDeclarations]: Found implementation of procedure sema_init [2022-11-02 20:29:56,968 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-02 20:29:56,968 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-02 20:29:56,969 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-02 20:29:56,969 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-02 20:29:56,969 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_disable_intr_xscale [2022-11-02 20:29:56,969 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_disable_intr_xscale [2022-11-02 20:29:56,969 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_clear_intr_xscale [2022-11-02 20:29:56,969 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_clear_intr_xscale [2022-11-02 20:29:56,969 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_sriov_start_heartbeat [2022-11-02 20:29:56,969 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_sriov_start_heartbeat [2022-11-02 20:29:56,970 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~u32~0 [2022-11-02 20:29:56,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~u32~0 [2022-11-02 20:29:56,970 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_isr [2022-11-02 20:29:56,970 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_isr [2022-11-02 20:29:56,970 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_mpio_paths [2022-11-02 20:29:56,970 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_mpio_paths [2022-11-02 20:29:56,970 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_selected_regions [2022-11-02 20:29:56,971 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_selected_regions [2022-11-02 20:29:56,971 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-11-02 20:29:56,971 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-11-02 20:29:56,971 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-02 20:29:56,971 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-02 20:29:56,971 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-11-02 20:29:56,971 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-11-02 20:29:56,971 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_transition_to_ready [2022-11-02 20:29:56,972 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_transition_to_ready [2022-11-02 20:29:56,972 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-11-02 20:29:56,972 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-11-02 20:29:56,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:29:56,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:29:56,972 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_fire_cmd_xscale [2022-11-02 20:29:56,972 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_fire_cmd_xscale [2022-11-02 20:29:56,972 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_cmd_fusion [2022-11-02 20:29:56,973 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_cmd_fusion [2022-11-02 20:29:56,973 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_alloc_cmds [2022-11-02 20:29:56,973 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_alloc_cmds [2022-11-02 20:29:56,973 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-02 20:29:56,973 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-02 20:29:56,973 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_sysfs_show_release_date [2022-11-02 20:29:56,973 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_sysfs_show_release_date [2022-11-02 20:29:56,973 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2022-11-02 20:29:56,973 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2022-11-02 20:29:56,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-02 20:29:56,974 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_reset_xscale [2022-11-02 20:29:56,974 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_reset_xscale [2022-11-02 20:29:56,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-02 20:29:56,974 INFO L130 BoogieDeclarations]: Found specification of procedure driver_remove_file [2022-11-02 20:29:56,974 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_remove_file [2022-11-02 20:29:56,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-02 20:29:56,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-02 20:29:56,975 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-11-02 20:29:56,975 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-11-02 20:29:56,975 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_map_info [2022-11-02 20:29:56,975 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_map_info [2022-11-02 20:29:56,975 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_reset_ppc [2022-11-02 20:29:56,975 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_reset_ppc [2022-11-02 20:29:56,975 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_alloc [2022-11-02 20:29:56,975 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_alloc [2022-11-02 20:29:56,976 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-02 20:29:56,976 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-02 20:29:56,976 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_mgmt_fasync [2022-11-02 20:29:56,976 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_mgmt_fasync [2022-11-02 20:29:56,976 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-02 20:29:56,976 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2022-11-02 20:29:56,976 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2022-11-02 20:29:56,976 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_reset_gen2 [2022-11-02 20:29:56,976 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_reset_gen2 [2022-11-02 20:29:56,977 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_start_timer [2022-11-02 20:29:56,977 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_start_timer [2022-11-02 20:29:56,977 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-11-02 20:29:56,977 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-11-02 20:29:56,977 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-02 20:29:56,977 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-02 20:29:56,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-02 20:29:56,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-02 20:29:56,978 INFO L130 BoogieDeclarations]: Found specification of procedure mega_mod64 [2022-11-02 20:29:56,978 INFO L138 BoogieDeclarations]: Found implementation of procedure mega_mod64 [2022-11-02 20:29:56,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_10 [2022-11-02 20:29:56,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_10 [2022-11-02 20:29:56,978 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-02 20:29:56,978 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-02 20:29:56,978 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-02 20:29:56,978 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-02 20:29:56,979 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-02 20:29:56,979 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-02 20:29:56,979 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sglist [2022-11-02 20:29:56,979 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sglist [2022-11-02 20:29:56,979 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_read_fw_status_reg_fusion [2022-11-02 20:29:56,979 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_read_fw_status_reg_fusion [2022-11-02 20:29:56,979 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2022-11-02 20:29:56,979 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2022-11-02 20:29:56,980 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_rq_timeout [2022-11-02 20:29:56,980 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_rq_timeout [2022-11-02 20:29:56,980 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-02 20:29:56,980 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-02 20:29:56,980 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2022-11-02 20:29:56,980 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2022-11-02 20:29:56,980 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-02 20:29:56,980 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-02 20:29:56,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:29:56,981 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-02 20:29:56,981 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-02 20:29:56,981 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_disable_intr_fusion [2022-11-02 20:29:56,981 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_disable_intr_fusion [2022-11-02 20:29:56,981 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-02 20:29:56,981 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-02 20:29:56,981 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_adp_reset_gen2 [2022-11-02 20:29:56,981 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_adp_reset_gen2 [2022-11-02 20:29:56,982 INFO L130 BoogieDeclarations]: Found specification of procedure copy_in_user [2022-11-02 20:29:56,982 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_in_user [2022-11-02 20:29:56,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 20:29:56,982 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_dcmd_fusion [2022-11-02 20:29:56,982 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_dcmd_fusion [2022-11-02 20:29:56,982 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_and_restore_queue_depth [2022-11-02 20:29:56,982 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_and_restore_queue_depth [2022-11-02 20:29:56,982 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_map [2022-11-02 20:29:56,983 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_map [2022-11-02 20:29:56,983 INFO L130 BoogieDeclarations]: Found specification of procedure get_cpu_mask [2022-11-02 20:29:56,983 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cpu_mask [2022-11-02 20:29:56,983 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_sysfs_show_support_poll_for_event [2022-11-02 20:29:56,983 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_sysfs_show_support_poll_for_event [2022-11-02 20:29:56,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 20:29:56,983 INFO L130 BoogieDeclarations]: Found specification of procedure MR_PdDevHandleGet [2022-11-02 20:29:56,983 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_PdDevHandleGet [2022-11-02 20:29:56,984 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-02 20:29:56,984 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-02 20:29:56,984 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_init_adapter_mfi [2022-11-02 20:29:56,984 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_init_adapter_mfi [2022-11-02 20:29:56,984 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-02 20:29:56,984 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-02 20:29:56,984 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-02 20:29:56,984 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-02 20:29:56,984 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~~u32~0~X~$Pointer$~TO~VOID [2022-11-02 20:29:56,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~~u32~0~X~$Pointer$~TO~VOID [2022-11-02 20:29:56,985 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-02 20:29:56,985 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-02 20:29:56,985 INFO L130 BoogieDeclarations]: Found specification of procedure MR_LdRaidGet [2022-11-02 20:29:56,985 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_LdRaidGet [2022-11-02 20:29:56,985 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msix [2022-11-02 20:29:56,985 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msix [2022-11-02 20:29:56,985 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-02 20:29:56,986 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-02 20:29:56,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-02 20:29:56,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-02 20:29:56,986 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_build_and_issue_cmd [2022-11-02 20:29:56,986 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_build_and_issue_cmd [2022-11-02 20:29:56,986 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_make_sgl_skinny [2022-11-02 20:29:56,986 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_make_sgl_skinny [2022-11-02 20:29:56,986 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2022-11-02 20:29:56,987 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2022-11-02 20:29:56,987 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_unmap [2022-11-02 20:29:56,987 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_unmap [2022-11-02 20:29:56,987 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2022-11-02 20:29:56,987 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2022-11-02 20:29:56,987 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_frame_count [2022-11-02 20:29:56,987 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_frame_count [2022-11-02 20:29:56,987 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_clear_intr_fusion [2022-11-02 20:29:56,988 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_clear_intr_fusion [2022-11-02 20:29:56,988 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_reset_reply_desc [2022-11-02 20:29:56,988 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_reset_reply_desc [2022-11-02 20:29:56,988 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_sysfs_show_version [2022-11-02 20:29:56,988 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_sysfs_show_version [2022-11-02 20:29:56,988 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_mgmt_ioctl_aen [2022-11-02 20:29:56,988 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_mgmt_ioctl_aen [2022-11-02 20:29:56,988 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-02 20:29:56,989 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-02 20:29:56,989 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_mgmt_poll [2022-11-02 20:29:56,989 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_mgmt_poll [2022-11-02 20:29:56,989 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_complete_cmd_dpc_fusion [2022-11-02 20:29:56,989 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_complete_cmd_dpc_fusion [2022-11-02 20:29:56,989 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_probe_one [2022-11-02 20:29:56,989 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_probe_one [2022-11-02 20:29:56,989 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_fire_cmd_fusion [2022-11-02 20:29:56,989 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_fire_cmd_fusion [2022-11-02 20:29:56,990 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_disable_intr_ppc [2022-11-02 20:29:56,990 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_disable_intr_ppc [2022-11-02 20:29:56,990 INFO L130 BoogieDeclarations]: Found specification of procedure MR_ValidateMapInfo [2022-11-02 20:29:56,990 INFO L138 BoogieDeclarations]: Found implementation of procedure MR_ValidateMapInfo [2022-11-02 20:29:56,990 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-02 20:29:56,990 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-02 20:29:56,990 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_weight [2022-11-02 20:29:56,990 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_weight [2022-11-02 20:29:56,991 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_reset_fusion [2022-11-02 20:29:56,991 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_reset_fusion [2022-11-02 20:29:56,991 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_free_cmds [2022-11-02 20:29:56,991 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_free_cmds [2022-11-02 20:29:56,991 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-02 20:29:56,991 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-02 20:29:56,991 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_adp_reset_fusion [2022-11-02 20:29:56,991 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_adp_reset_fusion [2022-11-02 20:29:56,992 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_blocked_abort_cmd [2022-11-02 20:29:56,992 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_blocked_abort_cmd [2022-11-02 20:29:56,992 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_release_fusion [2022-11-02 20:29:56,992 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_release_fusion [2022-11-02 20:29:56,992 INFO L130 BoogieDeclarations]: Found specification of procedure complete_cmd_fusion [2022-11-02 20:29:56,992 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_cmd_fusion [2022-11-02 20:29:56,992 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_lookup_instance [2022-11-02 20:29:56,992 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_lookup_instance [2022-11-02 20:29:56,992 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-02 20:29:56,993 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-02 20:29:56,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:29:56,993 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_queue_command [2022-11-02 20:29:56,993 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_queue_command [2022-11-02 20:29:56,993 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-02 20:29:56,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-02 20:29:56,993 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_dcmd [2022-11-02 20:29:56,993 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_dcmd [2022-11-02 20:29:56,994 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_pd_list [2022-11-02 20:29:56,994 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_pd_list [2022-11-02 20:29:56,994 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_generic_reset [2022-11-02 20:29:56,994 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_generic_reset [2022-11-02 20:29:56,994 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_remove_device [2022-11-02 20:29:56,994 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_remove_device [2022-11-02 20:29:56,994 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_affinity_hint [2022-11-02 20:29:56,994 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_affinity_hint [2022-11-02 20:29:56,995 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device_mem [2022-11-02 20:29:56,995 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device_mem [2022-11-02 20:29:56,995 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_complete_cmd [2022-11-02 20:29:56,995 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_complete_cmd [2022-11-02 20:29:56,995 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_sysfs_show_dbg_lvl [2022-11-02 20:29:56,995 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_sysfs_show_dbg_lvl [2022-11-02 20:29:56,995 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_release_mfi [2022-11-02 20:29:56,995 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_release_mfi [2022-11-02 20:29:56,995 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-02 20:29:56,996 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-02 20:29:56,996 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-02 20:29:56,996 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-02 20:29:56,996 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2022-11-02 20:29:56,996 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2022-11-02 20:29:56,996 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_enable_intr_fusion [2022-11-02 20:29:56,996 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_enable_intr_fusion [2022-11-02 20:29:56,996 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_get_cmd [2022-11-02 20:29:56,997 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_get_cmd [2022-11-02 20:29:56,997 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-11-02 20:29:56,997 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-11-02 20:29:56,997 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-11-02 20:29:56,997 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-11-02 20:29:56,997 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_wait_for_outstanding_fusion [2022-11-02 20:29:56,997 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_wait_for_outstanding_fusion [2022-11-02 20:29:56,997 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-11-02 20:29:56,997 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-11-02 20:29:56,998 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_enable_intr_ppc [2022-11-02 20:29:56,998 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_enable_intr_ppc [2022-11-02 20:29:56,998 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-02 20:29:56,998 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-02 20:29:56,998 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_check_reset_fusion [2022-11-02 20:29:56,998 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_check_reset_fusion [2022-11-02 20:29:56,998 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_fire_cmd_ppc [2022-11-02 20:29:56,998 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_fire_cmd_ppc [2022-11-02 20:29:56,999 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-02 20:29:56,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-02 20:29:56,999 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-11-02 20:29:56,999 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-11-02 20:29:56,999 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_ld_list_query [2022-11-02 20:29:56,999 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_ld_list_query [2022-11-02 20:29:56,999 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-02 20:29:56,999 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-02 20:29:56,999 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-11-02 20:29:57,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:29:57,000 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-02 20:29:57,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-02 20:29:57,000 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_detach_one [2022-11-02 20:29:57,000 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_detach_one [2022-11-02 20:29:57,000 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_issue_polled [2022-11-02 20:29:57,000 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_issue_polled [2022-11-02 20:29:57,001 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_init_adapter_fusion [2022-11-02 20:29:57,001 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_init_adapter_fusion [2022-11-02 20:29:57,001 INFO L130 BoogieDeclarations]: Found specification of procedure megasas_make_sgl64 [2022-11-02 20:29:57,001 INFO L138 BoogieDeclarations]: Found implementation of procedure megasas_make_sgl64 [2022-11-02 20:29:57,001 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2022-11-02 20:29:57,001 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2022-11-02 20:29:58,788 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:29:58,799 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:30:03,820 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-02 20:30:26,305 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:30:26,351 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:30:26,351 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-02 20:30:26,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:30:26 BoogieIcfgContainer [2022-11-02 20:30:26,360 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:30:26,363 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:30:26,363 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:30:26,369 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:30:26,369 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:29:48" (1/3) ... [2022-11-02 20:30:26,370 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ad0af31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:30:26, skipping insertion in model container [2022-11-02 20:30:26,374 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:29:54" (2/3) ... [2022-11-02 20:30:26,374 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ad0af31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:30:26, skipping insertion in model container [2022-11-02 20:30:26,374 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:30:26" (3/3) ... [2022-11-02 20:30:26,376 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--scsi--megaraid--megaraid_sas.ko-entry_point.cil.out.i [2022-11-02 20:30:26,395 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:30:26,395 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:30:26,572 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:30:26,585 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;@481048e2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:30:26,586 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:30:26,607 INFO L276 IsEmpty]: Start isEmpty. Operand has 5324 states, 3779 states have (on average 1.4006350886477905) internal successors, (5293), 3882 states have internal predecessors, (5293), 1305 states have call successors, (1305), 239 states have call predecessors, (1305), 238 states have return successors, (1290), 1263 states have call predecessors, (1290), 1290 states have call successors, (1290) [2022-11-02 20:30:26,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2022-11-02 20:30:26,651 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:30:26,652 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:30:26,652 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:30:26,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:30:26,658 INFO L85 PathProgramCache]: Analyzing trace with hash -1987054300, now seen corresponding path program 1 times [2022-11-02 20:30:26,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:30:26,668 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119484587] [2022-11-02 20:30:26,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:30:26,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:30:27,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:27,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:30:27,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:27,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 20:30:27,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:27,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 20:30:27,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:27,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-02 20:30:27,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:27,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-02 20:30:27,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:27,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-02 20:30:27,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:27,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-02 20:30:27,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:27,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-02 20:30:27,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:28,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 20:30:28,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:28,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-02 20:30:28,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:28,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-02 20:30:28,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:28,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-02 20:30:28,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:28,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-02 20:30:28,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:28,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-02 20:30:28,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:28,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-11-02 20:30:28,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:28,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-11-02 20:30:28,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:28,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-02 20:30:28,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:28,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-02 20:30:28,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:28,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-11-02 20:30:28,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:28,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-02 20:30:28,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:28,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-02 20:30:28,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:28,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-02 20:30:28,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:28,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-11-02 20:30:28,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:28,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-11-02 20:30:28,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:28,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 20:30:28,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:28,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-02 20:30:28,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:28,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-02 20:30:28,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:28,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-11-02 20:30:28,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:28,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-11-02 20:30:28,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:28,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-11-02 20:30:28,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:28,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-02 20:30:28,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:28,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-02 20:30:28,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:28,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-11-02 20:30:28,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:30:28,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1464 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1464 trivial. 0 not checked. [2022-11-02 20:30:28,389 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:30:28,389 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119484587] [2022-11-02 20:30:28,390 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2119484587] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:30:28,390 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:30:28,390 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:30:28,392 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130406989] [2022-11-02 20:30:28,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:30:28,398 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:30:28,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:30:28,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:30:28,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:30:28,450 INFO L87 Difference]: Start difference. First operand has 5324 states, 3779 states have (on average 1.4006350886477905) internal successors, (5293), 3882 states have internal predecessors, (5293), 1305 states have call successors, (1305), 239 states have call predecessors, (1305), 238 states have return successors, (1290), 1263 states have call predecessors, (1290), 1290 states have call successors, (1290) Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2022-11-02 20:30:44,488 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:31:08,254 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:31:20,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:31:20,668 INFO L93 Difference]: Finished difference Result 17078 states and 26476 transitions. [2022-11-02 20:31:20,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:31:20,671 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) Word has length 225 [2022-11-02 20:31:20,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:31:20,789 INFO L225 Difference]: With dead ends: 17078 [2022-11-02 20:31:20,790 INFO L226 Difference]: Without dead ends: 11682 [2022-11-02 20:31:20,846 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-02 20:31:20,849 INFO L413 NwaCegarLoop]: 8446 mSDtfsCounter, 13577 mSDsluCounter, 12487 mSDsCounter, 0 mSdLazyCounter, 10025 mSolverCounterSat, 7482 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 46.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14375 SdHoareTripleChecker+Valid, 20933 SdHoareTripleChecker+Invalid, 17509 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 7482 IncrementalHoareTripleChecker+Valid, 10025 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 50.7s IncrementalHoareTripleChecker+Time [2022-11-02 20:31:20,850 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14375 Valid, 20933 Invalid, 17509 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [7482 Valid, 10025 Invalid, 2 Unknown, 0 Unchecked, 50.7s Time] [2022-11-02 20:31:20,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11682 states. [2022-11-02 20:31:21,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11682 to 10163. [2022-11-02 20:31:21,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10163 states, 7258 states have (on average 1.3974924221548637) internal successors, (10143), 7424 states have internal predecessors, (10143), 2445 states have call successors, (2445), 460 states have call predecessors, (2445), 459 states have return successors, (2444), 2389 states have call predecessors, (2444), 2444 states have call successors, (2444) [2022-11-02 20:31:21,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10163 states to 10163 states and 15032 transitions. [2022-11-02 20:31:21,629 INFO L78 Accepts]: Start accepts. Automaton has 10163 states and 15032 transitions. Word has length 225 [2022-11-02 20:31:21,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:31:21,630 INFO L495 AbstractCegarLoop]: Abstraction has 10163 states and 15032 transitions. [2022-11-02 20:31:21,630 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (37), 3 states have call predecessors, (37), 1 states have return successors, (33), 1 states have call predecessors, (33), 1 states have call successors, (33) [2022-11-02 20:31:21,631 INFO L276 IsEmpty]: Start isEmpty. Operand 10163 states and 15032 transitions. [2022-11-02 20:31:21,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2022-11-02 20:31:21,648 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:31:21,649 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:31:21,649 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 20:31:21,649 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:31:21,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:31:21,650 INFO L85 PathProgramCache]: Analyzing trace with hash 1504509522, now seen corresponding path program 1 times [2022-11-02 20:31:21,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:31:21,651 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123040084] [2022-11-02 20:31:21,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:31:21,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:31:21,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:31:22,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 20:31:22,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 20:31:22,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-02 20:31:22,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-02 20:31:22,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-02 20:31:22,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-02 20:31:22,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-02 20:31:22,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 20:31:22,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-02 20:31:22,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-02 20:31:22,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-02 20:31:22,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-02 20:31:22,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-02 20:31:22,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-11-02 20:31:22,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-11-02 20:31:22,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-02 20:31:22,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-02 20:31:22,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-11-02 20:31:22,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-02 20:31:22,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-02 20:31:22,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-02 20:31:22,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-11-02 20:31:22,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-11-02 20:31:22,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 20:31:22,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-02 20:31:22,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-02 20:31:22,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-11-02 20:31:22,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-11-02 20:31:22,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-11-02 20:31:22,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-02 20:31:22,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-02 20:31:22,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-11-02 20:31:22,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2022-11-02 20:31:22,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 20:31:22,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:31:22,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:22,682 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1464 trivial. 0 not checked. [2022-11-02 20:31:22,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:31:22,683 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2123040084] [2022-11-02 20:31:22,683 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2123040084] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:31:22,683 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1729004706] [2022-11-02 20:31:22,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:31:22,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:31:22,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_110362be-1c72-4c65-8624-03895c5e5aef/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:31:22,691 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_110362be-1c72-4c65-8624-03895c5e5aef/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:31:22,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_110362be-1c72-4c65-8624-03895c5e5aef/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-02 20:31:24,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:24,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 4629 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-02 20:31:24,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:31:24,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1466 trivial. 0 not checked. [2022-11-02 20:31:24,795 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:31:24,795 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1729004706] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:31:24,796 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:31:24,796 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-11-02 20:31:24,797 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078894265] [2022-11-02 20:31:24,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:31:24,799 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:31:24,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:31:24,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:31:24,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:31:24,800 INFO L87 Difference]: Start difference. First operand 10163 states and 15032 transitions. Second operand has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-02 20:31:25,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:31:25,908 INFO L93 Difference]: Finished difference Result 30245 states and 44736 transitions. [2022-11-02 20:31:25,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:31:25,909 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 249 [2022-11-02 20:31:25,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:31:26,062 INFO L225 Difference]: With dead ends: 30245 [2022-11-02 20:31:26,062 INFO L226 Difference]: Without dead ends: 20151 [2022-11-02 20:31:26,128 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 323 GetRequests, 318 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:31:26,129 INFO L413 NwaCegarLoop]: 9021 mSDtfsCounter, 7708 mSDsluCounter, 7644 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7708 SdHoareTripleChecker+Valid, 16665 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:31:26,130 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7708 Valid, 16665 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-02 20:31:26,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20151 states. [2022-11-02 20:31:26,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20151 to 20144. [2022-11-02 20:31:27,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20144 states, 14419 states have (on average 1.3966988001941882) internal successors, (20139), 14753 states have internal predecessors, (20139), 4806 states have call successors, (4806), 919 states have call predecessors, (4806), 918 states have return successors, (4805), 4693 states have call predecessors, (4805), 4805 states have call successors, (4805) [2022-11-02 20:31:27,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20144 states to 20144 states and 29750 transitions. [2022-11-02 20:31:27,167 INFO L78 Accepts]: Start accepts. Automaton has 20144 states and 29750 transitions. Word has length 249 [2022-11-02 20:31:27,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:31:27,169 INFO L495 AbstractCegarLoop]: Abstraction has 20144 states and 29750 transitions. [2022-11-02 20:31:27,170 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-02 20:31:27,170 INFO L276 IsEmpty]: Start isEmpty. Operand 20144 states and 29750 transitions. [2022-11-02 20:31:27,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2022-11-02 20:31:27,179 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:31:27,179 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:31:27,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_110362be-1c72-4c65-8624-03895c5e5aef/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-02 20:31:27,399 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_110362be-1c72-4c65-8624-03895c5e5aef/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:31:27,400 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:31:27,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:31:27,400 INFO L85 PathProgramCache]: Analyzing trace with hash -1880313095, now seen corresponding path program 1 times [2022-11-02 20:31:27,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:31:27,400 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052178827] [2022-11-02 20:31:27,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:31:27,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:31:27,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:27,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:31:27,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:27,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 20:31:27,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:27,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 20:31:27,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:27,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-02 20:31:27,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:27,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-02 20:31:27,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:27,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-02 20:31:27,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:27,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-02 20:31:27,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:27,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-02 20:31:27,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:27,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 20:31:27,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:27,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-02 20:31:27,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:27,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-02 20:31:27,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:28,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-02 20:31:28,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:28,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-02 20:31:28,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:28,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-02 20:31:28,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:28,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-11-02 20:31:28,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:28,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-11-02 20:31:28,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:28,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-02 20:31:28,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:28,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-02 20:31:28,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:28,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-11-02 20:31:28,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:28,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-02 20:31:28,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:28,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-02 20:31:28,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:28,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-02 20:31:28,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:28,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-11-02 20:31:28,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:28,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-11-02 20:31:28,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:28,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 20:31:28,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:28,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-02 20:31:28,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:28,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-02 20:31:28,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:28,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-11-02 20:31:28,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:28,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-11-02 20:31:28,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:28,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-11-02 20:31:28,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:28,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-02 20:31:28,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:28,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-02 20:31:28,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:28,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-11-02 20:31:28,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:28,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-11-02 20:31:28,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:28,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 20:31:28,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:28,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:31:28,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:28,351 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1464 trivial. 0 not checked. [2022-11-02 20:31:28,352 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:31:28,352 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052178827] [2022-11-02 20:31:28,352 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052178827] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:31:28,352 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [83029459] [2022-11-02 20:31:28,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:31:28,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:31:28,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_110362be-1c72-4c65-8624-03895c5e5aef/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:31:28,354 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_110362be-1c72-4c65-8624-03895c5e5aef/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:31:28,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_110362be-1c72-4c65-8624-03895c5e5aef/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-02 20:31:30,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:30,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 4637 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-02 20:31:30,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:31:30,595 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1466 trivial. 0 not checked. [2022-11-02 20:31:30,595 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:31:30,595 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [83029459] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:31:30,596 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:31:30,596 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-11-02 20:31:30,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34278741] [2022-11-02 20:31:30,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:31:30,599 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:31:30,599 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:31:30,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:31:30,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:31:30,600 INFO L87 Difference]: Start difference. First operand 20144 states and 29750 transitions. Second operand has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-02 20:31:32,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:31:32,417 INFO L93 Difference]: Finished difference Result 60064 states and 88708 transitions. [2022-11-02 20:31:32,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:31:32,418 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 253 [2022-11-02 20:31:32,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:31:32,698 INFO L225 Difference]: With dead ends: 60064 [2022-11-02 20:31:32,698 INFO L226 Difference]: Without dead ends: 39989 [2022-11-02 20:31:32,815 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 327 GetRequests, 322 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:31:32,819 INFO L413 NwaCegarLoop]: 9091 mSDtfsCounter, 7693 mSDsluCounter, 7644 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7693 SdHoareTripleChecker+Valid, 16735 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:31:32,821 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7693 Valid, 16735 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-02 20:31:32,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39989 states. [2022-11-02 20:31:34,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39989 to 39978. [2022-11-02 20:31:34,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39978 states, 28671 states have (on average 1.3955216071989118) internal successors, (40011), 29341 states have internal predecessors, (40011), 9470 states have call successors, (9470), 1837 states have call predecessors, (9470), 1836 states have return successors, (9469), 9243 states have call predecessors, (9469), 9469 states have call successors, (9469) [2022-11-02 20:31:35,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39978 states to 39978 states and 58950 transitions. [2022-11-02 20:31:35,232 INFO L78 Accepts]: Start accepts. Automaton has 39978 states and 58950 transitions. Word has length 253 [2022-11-02 20:31:35,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:31:35,233 INFO L495 AbstractCegarLoop]: Abstraction has 39978 states and 58950 transitions. [2022-11-02 20:31:35,233 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-02 20:31:35,233 INFO L276 IsEmpty]: Start isEmpty. Operand 39978 states and 58950 transitions. [2022-11-02 20:31:35,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2022-11-02 20:31:35,242 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:31:35,243 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:31:35,299 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_110362be-1c72-4c65-8624-03895c5e5aef/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-02 20:31:35,459 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_110362be-1c72-4c65-8624-03895c5e5aef/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-11-02 20:31:35,460 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:31:35,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:31:35,460 INFO L85 PathProgramCache]: Analyzing trace with hash -1752990689, now seen corresponding path program 1 times [2022-11-02 20:31:35,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:31:35,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406068294] [2022-11-02 20:31:35,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:31:35,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:31:35,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:35,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:31:35,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:35,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 20:31:35,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:35,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 20:31:35,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:35,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-02 20:31:35,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:35,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-02 20:31:35,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:35,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-02 20:31:35,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:35,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-02 20:31:35,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:35,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-02 20:31:36,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:36,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 20:31:36,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:36,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-02 20:31:36,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:36,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-02 20:31:36,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:36,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-02 20:31:36,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:36,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-02 20:31:36,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:36,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-02 20:31:36,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:36,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-11-02 20:31:36,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:36,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-11-02 20:31:36,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:36,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-02 20:31:36,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:36,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-02 20:31:36,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:36,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-11-02 20:31:36,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:36,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-02 20:31:36,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:36,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-02 20:31:36,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:36,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-02 20:31:36,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:36,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-11-02 20:31:36,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:36,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-11-02 20:31:36,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:36,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 20:31:36,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:36,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-02 20:31:36,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:36,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-02 20:31:36,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:36,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-11-02 20:31:36,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:36,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-11-02 20:31:36,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:36,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-11-02 20:31:36,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:36,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-02 20:31:36,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:36,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-02 20:31:36,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:36,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-11-02 20:31:36,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:36,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2022-11-02 20:31:36,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:36,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 20:31:36,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:36,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:31:36,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:36,355 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1464 trivial. 0 not checked. [2022-11-02 20:31:36,356 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:31:36,356 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1406068294] [2022-11-02 20:31:36,356 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1406068294] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:31:36,356 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1410957162] [2022-11-02 20:31:36,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:31:36,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:31:36,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_110362be-1c72-4c65-8624-03895c5e5aef/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:31:36,358 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_110362be-1c72-4c65-8624-03895c5e5aef/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:31:36,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_110362be-1c72-4c65-8624-03895c5e5aef/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-02 20:31:38,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:38,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 4641 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-02 20:31:39,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:31:39,068 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1466 trivial. 0 not checked. [2022-11-02 20:31:39,069 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:31:39,069 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1410957162] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:31:39,069 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:31:39,069 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-11-02 20:31:39,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1940999280] [2022-11-02 20:31:39,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:31:39,070 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:31:39,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:31:39,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:31:39,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:31:39,072 INFO L87 Difference]: Start difference. First operand 39978 states and 58950 transitions. Second operand has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-02 20:31:41,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:31:41,660 INFO L93 Difference]: Finished difference Result 119302 states and 175920 transitions. [2022-11-02 20:31:41,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:31:41,660 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 255 [2022-11-02 20:31:41,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:31:42,256 INFO L225 Difference]: With dead ends: 119302 [2022-11-02 20:31:42,257 INFO L226 Difference]: Without dead ends: 79393 [2022-11-02 20:31:42,511 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 329 GetRequests, 324 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:31:42,516 INFO L413 NwaCegarLoop]: 9160 mSDtfsCounter, 7677 mSDsluCounter, 7644 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7677 SdHoareTripleChecker+Valid, 16804 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:31:42,518 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7677 Valid, 16804 Invalid, 130 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [26 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-02 20:31:42,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79393 states. [2022-11-02 20:31:46,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79393 to 79374. [2022-11-02 20:31:46,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79374 states, 57027 states have (on average 1.3941992389569853) internal successors, (79507), 58369 states have internal predecessors, (79507), 18674 states have call successors, (18674), 3673 states have call predecessors, (18674), 3672 states have return successors, (18673), 18219 states have call predecessors, (18673), 18673 states have call successors, (18673) [2022-11-02 20:31:47,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79374 states to 79374 states and 116854 transitions. [2022-11-02 20:31:47,545 INFO L78 Accepts]: Start accepts. Automaton has 79374 states and 116854 transitions. Word has length 255 [2022-11-02 20:31:47,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:31:47,547 INFO L495 AbstractCegarLoop]: Abstraction has 79374 states and 116854 transitions. [2022-11-02 20:31:47,547 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-02 20:31:47,547 INFO L276 IsEmpty]: Start isEmpty. Operand 79374 states and 116854 transitions. [2022-11-02 20:31:47,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2022-11-02 20:31:47,557 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:31:47,557 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:31:47,608 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_110362be-1c72-4c65-8624-03895c5e5aef/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-02 20:31:47,771 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_110362be-1c72-4c65-8624-03895c5e5aef/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:31:47,772 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:31:47,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:31:47,772 INFO L85 PathProgramCache]: Analyzing trace with hash 1496520534, now seen corresponding path program 1 times [2022-11-02 20:31:47,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:31:47,772 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028860962] [2022-11-02 20:31:47,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:31:47,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:31:48,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:48,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:31:48,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:48,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 20:31:48,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:48,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 20:31:48,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:48,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-02 20:31:48,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:48,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-02 20:31:48,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:48,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-02 20:31:48,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:48,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-02 20:31:48,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:48,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-02 20:31:48,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:48,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 20:31:48,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:48,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-02 20:31:48,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:48,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-02 20:31:48,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:48,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-02 20:31:48,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:48,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-02 20:31:48,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:48,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-02 20:31:48,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:48,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-11-02 20:31:48,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:48,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-11-02 20:31:48,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:48,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-02 20:31:48,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:48,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-02 20:31:48,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:48,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-11-02 20:31:48,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:48,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-02 20:31:48,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:48,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-02 20:31:48,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:48,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-02 20:31:48,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:48,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-11-02 20:31:48,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:48,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-11-02 20:31:48,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:48,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 20:31:48,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:48,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-02 20:31:48,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:48,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-02 20:31:48,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:48,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-11-02 20:31:48,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:49,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-11-02 20:31:49,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:49,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-11-02 20:31:49,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:49,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-02 20:31:49,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:49,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-02 20:31:49,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:49,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-11-02 20:31:49,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:49,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2022-11-02 20:31:49,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:49,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 20:31:49,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:49,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:31:49,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:49,168 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1464 trivial. 0 not checked. [2022-11-02 20:31:49,169 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:31:49,169 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028860962] [2022-11-02 20:31:49,169 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2028860962] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:31:49,170 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1460431047] [2022-11-02 20:31:49,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:31:49,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:31:49,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_110362be-1c72-4c65-8624-03895c5e5aef/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:31:49,175 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_110362be-1c72-4c65-8624-03895c5e5aef/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:31:49,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_110362be-1c72-4c65-8624-03895c5e5aef/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-02 20:31:51,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:31:51,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 4651 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-02 20:31:51,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:31:51,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1466 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1466 trivial. 0 not checked. [2022-11-02 20:31:51,477 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:31:51,477 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1460431047] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:31:51,477 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:31:51,477 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-11-02 20:31:51,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381353302] [2022-11-02 20:31:51,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:31:51,478 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-02 20:31:51,478 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:31:51,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-02 20:31:51,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:31:51,479 INFO L87 Difference]: Start difference. First operand 79374 states and 116854 transitions. Second operand has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-02 20:31:56,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:31:56,362 INFO L93 Difference]: Finished difference Result 236908 states and 348776 transitions. [2022-11-02 20:31:56,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-02 20:31:56,362 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 260 [2022-11-02 20:31:56,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:31:58,049 INFO L225 Difference]: With dead ends: 236908 [2022-11-02 20:31:58,049 INFO L226 Difference]: Without dead ends: 157603 [2022-11-02 20:31:58,427 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 334 GetRequests, 329 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:31:58,428 INFO L413 NwaCegarLoop]: 9284 mSDtfsCounter, 7661 mSDsluCounter, 7644 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7661 SdHoareTripleChecker+Valid, 16928 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:31:58,428 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7661 Valid, 16928 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-02 20:31:58,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 157603 states. [2022-11-02 20:32:04,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 157603 to 157600. [2022-11-02 20:32:04,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157600 states, 113427 states have (on average 1.392640200305042) internal successors, (157963), 116097 states have internal predecessors, (157963), 36830 states have call successors, (36830), 7343 states have call predecessors, (36830), 7342 states have return successors, (36829), 35935 states have call predecessors, (36829), 36829 states have call successors, (36829) [2022-11-02 20:32:06,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157600 states to 157600 states and 231622 transitions. [2022-11-02 20:32:06,232 INFO L78 Accepts]: Start accepts. Automaton has 157600 states and 231622 transitions. Word has length 260 [2022-11-02 20:32:06,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:32:06,233 INFO L495 AbstractCegarLoop]: Abstraction has 157600 states and 231622 transitions. [2022-11-02 20:32:06,233 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-02 20:32:06,233 INFO L276 IsEmpty]: Start isEmpty. Operand 157600 states and 231622 transitions. [2022-11-02 20:32:06,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2022-11-02 20:32:06,249 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:32:06,249 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:32:06,303 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_110362be-1c72-4c65-8624-03895c5e5aef/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-11-02 20:32:06,463 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_110362be-1c72-4c65-8624-03895c5e5aef/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:32:06,463 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:32:06,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:32:06,464 INFO L85 PathProgramCache]: Analyzing trace with hash 323010848, now seen corresponding path program 1 times [2022-11-02 20:32:06,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:32:06,464 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [214229665] [2022-11-02 20:32:06,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:32:06,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:32:06,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:06,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:32:06,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:06,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-02 20:32:06,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:06,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-02 20:32:06,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-11-02 20:32:07,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2022-11-02 20:32:07,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-11-02 20:32:07,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-11-02 20:32:07,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-11-02 20:32:07,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 20:32:07,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-02 20:32:07,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-02 20:32:07,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-02 20:32:07,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-02 20:32:07,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-02 20:32:07,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2022-11-02 20:32:07,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2022-11-02 20:32:07,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-02 20:32:07,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-02 20:32:07,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-11-02 20:32:07,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-11-02 20:32:07,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2022-11-02 20:32:07,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2022-11-02 20:32:07,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2022-11-02 20:32:07,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2022-11-02 20:32:07,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 20:32:07,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-02 20:32:07,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2022-11-02 20:32:07,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2022-11-02 20:32:07,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-11-02 20:32:07,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2022-11-02 20:32:07,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-11-02 20:32:07,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-11-02 20:32:07,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-11-02 20:32:07,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-02 20:32:07,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2022-11-02 20:32:07,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-11-02 20:32:07,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-02 20:32:07,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2022-11-02 20:32:07,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 20:32:07,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:32:07,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:07,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1824 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1824 trivial. 0 not checked. [2022-11-02 20:32:07,523 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:32:07,523 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [214229665] [2022-11-02 20:32:07,523 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [214229665] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:32:07,523 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:32:07,523 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:32:07,524 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045996225] [2022-11-02 20:32:07,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:32:07,525 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:32:07,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:32:07,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:32:07,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:32:07,526 INFO L87 Difference]: Start difference. First operand 157600 states and 231622 transitions. Second operand has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 3 states have internal predecessors, (85), 2 states have call successors, (44), 5 states have call predecessors, (44), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2022-11-02 20:32:14,419 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:32:20,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:32:27,142 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:32:48,540 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []