./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f 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_3f9f080a-923c-4b18-a8ea-a12e7264c7d2/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9f080a-923c-4b18-a8ea-a12e7264c7d2/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9f080a-923c-4b18-a8ea-a12e7264c7d2/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9f080a-923c-4b18-a8ea-a12e7264c7d2/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9f080a-923c-4b18-a8ea-a12e7264c7d2/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9f080a-923c-4b18-a8ea-a12e7264c7d2/bin/uautomizer-tPACEb0tL8 --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 fd7f455fa60dc767ba413f4ce1a98b58bf5f9d518147ba3811d1c7635c7b429b --- 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-e04fb08 [2022-11-16 12:09:03,875 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:09:03,877 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:09:03,919 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:09:03,919 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:09:03,923 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:09:03,925 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:09:03,928 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:09:03,930 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:09:03,933 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:09:03,935 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:09:03,937 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:09:03,937 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:09:03,942 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:09:03,943 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:09:03,944 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:09:03,945 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:09:03,946 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:09:03,947 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:09:03,952 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:09:03,954 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:09:03,955 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:09:03,957 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:09:03,958 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:09:03,967 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:09:03,968 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:09:03,968 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:09:03,970 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:09:03,970 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:09:03,971 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:09:03,972 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:09:03,973 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:09:03,974 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:09:03,976 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:09:03,977 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:09:03,977 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:09:03,978 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:09:03,978 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:09:03,978 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:09:03,979 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:09:03,980 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:09:03,981 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9f080a-923c-4b18-a8ea-a12e7264c7d2/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-16 12:09:04,019 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:09:04,020 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:09:04,020 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:09:04,020 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:09:04,021 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:09:04,021 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:09:04,022 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:09:04,022 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:09:04,022 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:09:04,023 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:09:04,024 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:09:04,024 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:09:04,024 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 12:09:04,024 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:09:04,024 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 12:09:04,025 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:09:04,025 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:09:04,025 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 12:09:04,025 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:09:04,025 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:09:04,026 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:09:04,026 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:09:04,026 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:09:04,026 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:09:04,026 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 12:09:04,027 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 12:09:04,027 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 12:09:04,027 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 12:09:04,027 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 12:09:04,028 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 12:09:04,029 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_3f9f080a-923c-4b18-a8ea-a12e7264c7d2/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9f080a-923c-4b18-a8ea-a12e7264c7d2/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd7f455fa60dc767ba413f4ce1a98b58bf5f9d518147ba3811d1c7635c7b429b [2022-11-16 12:09:04,295 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:09:04,318 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:09:04,321 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:09:04,322 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:09:04,323 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:09:04,324 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9f080a-923c-4b18-a8ea-a12e7264c7d2/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3.cil.out.i [2022-11-16 12:09:04,385 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9f080a-923c-4b18-a8ea-a12e7264c7d2/bin/uautomizer-tPACEb0tL8/data/44a57f182/ff0c548db8384fde87bcfc58b471d7f4/FLAG271ce5328 [2022-11-16 12:09:05,252 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:09:05,252 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9f080a-923c-4b18-a8ea-a12e7264c7d2/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3.cil.out.i [2022-11-16 12:09:05,298 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9f080a-923c-4b18-a8ea-a12e7264c7d2/bin/uautomizer-tPACEb0tL8/data/44a57f182/ff0c548db8384fde87bcfc58b471d7f4/FLAG271ce5328 [2022-11-16 12:09:05,724 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9f080a-923c-4b18-a8ea-a12e7264c7d2/bin/uautomizer-tPACEb0tL8/data/44a57f182/ff0c548db8384fde87bcfc58b471d7f4 [2022-11-16 12:09:05,726 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:09:05,729 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:09:05,732 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:09:05,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:09:05,736 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:09:05,737 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:09:05" (1/1) ... [2022-11-16 12:09:05,738 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22607e59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:09:05, skipping insertion in model container [2022-11-16 12:09:05,738 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:09:05" (1/1) ... [2022-11-16 12:09:05,745 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:09:05,903 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:09:08,323 WARN L229 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_3f9f080a-923c-4b18-a8ea-a12e7264c7d2/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3.cil.out.i[314650,314663] [2022-11-16 12:09:08,382 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:09:08,411 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:09:08,891 WARN L229 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_3f9f080a-923c-4b18-a8ea-a12e7264c7d2/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3.cil.out.i[314650,314663] [2022-11-16 12:09:08,898 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:09:09,028 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:09:09,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:09:09 WrapperNode [2022-11-16 12:09:09,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:09:09,031 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:09:09,031 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:09:09,032 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:09:09,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:09:09" (1/1) ... [2022-11-16 12:09:09,187 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:09:09" (1/1) ... [2022-11-16 12:09:09,246 INFO L138 Inliner]: procedures = 448, calls = 3142, calls flagged for inlining = 108, calls inlined = 6, statements flattened = 279 [2022-11-16 12:09:09,246 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:09:09,247 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:09:09,247 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:09:09,247 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:09:09,259 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:09:09" (1/1) ... [2022-11-16 12:09:09,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:09:09" (1/1) ... [2022-11-16 12:09:09,268 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:09:09" (1/1) ... [2022-11-16 12:09:09,268 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:09:09" (1/1) ... [2022-11-16 12:09:09,309 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:09:09" (1/1) ... [2022-11-16 12:09:09,311 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:09:09" (1/1) ... [2022-11-16 12:09:09,319 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:09:09" (1/1) ... [2022-11-16 12:09:09,322 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:09:09" (1/1) ... [2022-11-16 12:09:09,327 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:09:09,328 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:09:09,328 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:09:09,328 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:09:09,330 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:09:09" (1/1) ... [2022-11-16 12:09:09,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:09:09,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9f080a-923c-4b18-a8ea-a12e7264c7d2/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:09:09,366 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9f080a-923c-4b18-a8ea-a12e7264c7d2/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 12:09:09,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9f080a-923c-4b18-a8ea-a12e7264c7d2/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 12:09:09,404 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_checksum [2022-11-16 12:09:09,405 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_checksum [2022-11-16 12:09:09,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-16 12:09:09,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-16 12:09:09,405 INFO L130 BoogieDeclarations]: Found specification of procedure index_prepare_for_write [2022-11-16 12:09:09,405 INFO L138 BoogieDeclarations]: Found implementation of procedure index_prepare_for_write [2022-11-16 12:09:09,405 INFO L130 BoogieDeclarations]: Found specification of procedure index_check [2022-11-16 12:09:09,406 INFO L138 BoogieDeclarations]: Found implementation of procedure index_check [2022-11-16 12:09:09,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2022-11-16 12:09:09,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2022-11-16 12:09:09,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 12:09:09,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 12:09:09,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 12:09:09,407 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2022-11-16 12:09:09,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2022-11-16 12:09:09,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:09:09,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:09:09,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-16 12:09:09,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-16 12:09:09,407 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_get_block_number [2022-11-16 12:09:09,408 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_get_block_number [2022-11-16 12:09:09,408 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_location [2022-11-16 12:09:09,408 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_location [2022-11-16 12:09:09,408 INFO L130 BoogieDeclarations]: Found specification of procedure to_buffer [2022-11-16 12:09:09,408 INFO L138 BoogieDeclarations]: Found implementation of procedure to_buffer [2022-11-16 12:09:09,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-16 12:09:09,409 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_data [2022-11-16 12:09:09,409 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_data [2022-11-16 12:09:09,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-11-16 12:09:09,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-11-16 12:09:09,409 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_check [2022-11-16 12:09:09,409 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_check [2022-11-16 12:09:09,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 12:09:09,410 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_prepare_for_write [2022-11-16 12:09:09,410 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_prepare_for_write [2022-11-16 12:09:09,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 12:09:09,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-16 12:09:09,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-16 12:09:09,740 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:09:09,743 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:09:10,347 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:09:10,354 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:09:10,354 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-16 12:09:10,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:09:10 BoogieIcfgContainer [2022-11-16 12:09:10,357 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:09:10,359 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 12:09:10,359 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 12:09:10,363 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 12:09:10,363 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:09:05" (1/3) ... [2022-11-16 12:09:10,364 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11c0b78f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:09:10, skipping insertion in model container [2022-11-16 12:09:10,364 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:09:09" (2/3) ... [2022-11-16 12:09:10,364 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11c0b78f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:09:10, skipping insertion in model container [2022-11-16 12:09:10,365 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:09:10" (3/3) ... [2022-11-16 12:09:10,366 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3.cil.out.i [2022-11-16 12:09:10,385 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 12:09:10,385 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 12:09:10,438 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 12:09:10,445 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;@310a92c8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 12:09:10,445 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 12:09:10,450 INFO L276 IsEmpty]: Start isEmpty. Operand has 137 states, 86 states have (on average 1.2209302325581395) internal successors, (105), 92 states have internal predecessors, (105), 34 states have call successors, (34), 15 states have call predecessors, (34), 15 states have return successors, (34), 32 states have call predecessors, (34), 34 states have call successors, (34) [2022-11-16 12:09:10,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-16 12:09:10,458 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:09:10,459 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:09:10,459 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:09:10,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:09:10,465 INFO L85 PathProgramCache]: Analyzing trace with hash -797928523, now seen corresponding path program 1 times [2022-11-16 12:09:10,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:09:10,478 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408887021] [2022-11-16 12:09:10,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:09:10,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:09:10,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:10,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:09:10,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:10,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:09:10,979 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:09:10,979 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1408887021] [2022-11-16 12:09:10,980 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1408887021] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:09:10,980 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:09:10,981 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:09:10,982 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111180284] [2022-11-16 12:09:10,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:09:10,991 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 12:09:10,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:09:11,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:09:11,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:09:11,032 INFO L87 Difference]: Start difference. First operand has 137 states, 86 states have (on average 1.2209302325581395) internal successors, (105), 92 states have internal predecessors, (105), 34 states have call successors, (34), 15 states have call predecessors, (34), 15 states have return successors, (34), 32 states have call predecessors, (34), 34 states have call successors, (34) Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-16 12:09:11,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:09:11,534 INFO L93 Difference]: Finished difference Result 265 states and 347 transitions. [2022-11-16 12:09:11,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:09:11,536 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2022-11-16 12:09:11,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:09:11,546 INFO L225 Difference]: With dead ends: 265 [2022-11-16 12:09:11,546 INFO L226 Difference]: Without dead ends: 128 [2022-11-16 12:09:11,550 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:09:11,553 INFO L413 NwaCegarLoop]: 35 mSDtfsCounter, 180 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 144 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 189 SdHoareTripleChecker+Valid, 59 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 144 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-16 12:09:11,554 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [189 Valid, 59 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-16 12:09:11,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2022-11-16 12:09:11,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2022-11-16 12:09:11,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 81 states have (on average 1.1851851851851851) internal successors, (96), 84 states have internal predecessors, (96), 33 states have call successors, (33), 15 states have call predecessors, (33), 13 states have return successors, (31), 29 states have call predecessors, (31), 31 states have call successors, (31) [2022-11-16 12:09:11,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 160 transitions. [2022-11-16 12:09:11,607 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 160 transitions. Word has length 12 [2022-11-16 12:09:11,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:09:11,608 INFO L495 AbstractCegarLoop]: Abstraction has 128 states and 160 transitions. [2022-11-16 12:09:11,608 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-16 12:09:11,608 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 160 transitions. [2022-11-16 12:09:11,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-16 12:09:11,609 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:09:11,610 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:09:11,610 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 12:09:11,610 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:09:11,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:09:11,611 INFO L85 PathProgramCache]: Analyzing trace with hash 1033838797, now seen corresponding path program 1 times [2022-11-16 12:09:11,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:09:11,612 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943860612] [2022-11-16 12:09:11,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:09:11,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:09:11,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:11,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 12:09:11,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:09:11,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:09:11,720 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:09:11,720 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943860612] [2022-11-16 12:09:11,721 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1943860612] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:09:11,721 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:09:11,721 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:09:11,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835356702] [2022-11-16 12:09:11,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:09:11,723 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 12:09:11,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:09:11,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:09:11,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:09:11,724 INFO L87 Difference]: Start difference. First operand 128 states and 160 transitions. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-16 12:09:12,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:09:12,105 INFO L93 Difference]: Finished difference Result 128 states and 160 transitions. [2022-11-16 12:09:12,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:09:12,106 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2022-11-16 12:09:12,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:09:12,107 INFO L225 Difference]: With dead ends: 128 [2022-11-16 12:09:12,108 INFO L226 Difference]: Without dead ends: 0 [2022-11-16 12:09:12,117 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:09:12,120 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 168 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 137 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 53 SdHoareTripleChecker+Invalid, 234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-16 12:09:12,120 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [176 Valid, 53 Invalid, 234 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-16 12:09:12,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-16 12:09:12,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-16 12:09:12,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:09:12,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-16 12:09:12,124 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2022-11-16 12:09:12,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:09:12,126 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:09:12,127 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-16 12:09:12,127 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-16 12:09:12,127 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-16 12:09:12,130 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-16 12:09:12,130 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 12:09:12,132 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-16 12:09:12,483 INFO L902 garLoopResultBuilder]: At program point index_checkENTRY(lines 5903 5941) the Hoare annotation is: true [2022-11-16 12:09:12,483 INFO L902 garLoopResultBuilder]: At program point L5919(line 5919) the Hoare annotation is: true [2022-11-16 12:09:12,484 INFO L899 garLoopResultBuilder]: For program point L5919-1(line 5919) no Hoare annotation was computed. [2022-11-16 12:09:12,484 INFO L902 garLoopResultBuilder]: At program point L5915(line 5915) the Hoare annotation is: true [2022-11-16 12:09:12,484 INFO L899 garLoopResultBuilder]: For program point L5915-1(line 5915) no Hoare annotation was computed. [2022-11-16 12:09:12,484 INFO L902 garLoopResultBuilder]: At program point L5917(line 5917) the Hoare annotation is: true [2022-11-16 12:09:12,484 INFO L899 garLoopResultBuilder]: For program point L5917-1(line 5917) no Hoare annotation was computed. [2022-11-16 12:09:12,485 INFO L902 garLoopResultBuilder]: At program point L5913(line 5913) the Hoare annotation is: true [2022-11-16 12:09:12,485 INFO L899 garLoopResultBuilder]: For program point L5913-1(line 5913) no Hoare annotation was computed. [2022-11-16 12:09:12,485 INFO L902 garLoopResultBuilder]: At program point L5930(line 5930) the Hoare annotation is: true [2022-11-16 12:09:12,485 INFO L899 garLoopResultBuilder]: For program point L5930-1(line 5930) no Hoare annotation was computed. [2022-11-16 12:09:12,486 INFO L899 garLoopResultBuilder]: For program point L5918(lines 5918 5923) no Hoare annotation was computed. [2022-11-16 12:09:12,486 INFO L899 garLoopResultBuilder]: For program point L5916(lines 5916 5926) no Hoare annotation was computed. [2022-11-16 12:09:12,486 INFO L899 garLoopResultBuilder]: For program point L5918-2(lines 5918 5923) no Hoare annotation was computed. [2022-11-16 12:09:12,486 INFO L899 garLoopResultBuilder]: For program point index_checkEXIT(lines 5903 5941) no Hoare annotation was computed. [2022-11-16 12:09:12,486 INFO L899 garLoopResultBuilder]: For program point L5931(lines 5931 5935) no Hoare annotation was computed. [2022-11-16 12:09:12,497 INFO L902 garLoopResultBuilder]: At program point L5927(lines 5927 5928) the Hoare annotation is: true [2022-11-16 12:09:12,497 INFO L899 garLoopResultBuilder]: For program point index_checkFINAL(lines 5903 5941) no Hoare annotation was computed. [2022-11-16 12:09:12,497 INFO L899 garLoopResultBuilder]: For program point L5927-1(lines 5927 5928) no Hoare annotation was computed. [2022-11-16 12:09:12,498 INFO L899 garLoopResultBuilder]: For program point L5929(lines 5929 5938) no Hoare annotation was computed. [2022-11-16 12:09:12,498 INFO L899 garLoopResultBuilder]: For program point L5931-2(lines 5931 5935) no Hoare annotation was computed. [2022-11-16 12:09:12,498 INFO L902 garLoopResultBuilder]: At program point dm_bufio_get_block_numberENTRY(lines 11636 11638) the Hoare annotation is: true [2022-11-16 12:09:12,498 INFO L899 garLoopResultBuilder]: For program point dm_bufio_get_block_numberFINAL(lines 11636 11638) no Hoare annotation was computed. [2022-11-16 12:09:12,498 INFO L899 garLoopResultBuilder]: For program point dm_bufio_get_block_numberEXIT(lines 11636 11638) no Hoare annotation was computed. [2022-11-16 12:09:12,499 INFO L899 garLoopResultBuilder]: For program point dm_block_dataFINAL(lines 5366 5375) no Hoare annotation was computed. [2022-11-16 12:09:12,499 INFO L902 garLoopResultBuilder]: At program point L5371(line 5371) the Hoare annotation is: true [2022-11-16 12:09:12,499 INFO L899 garLoopResultBuilder]: For program point L11633-1(line 11633) no Hoare annotation was computed. [2022-11-16 12:09:12,499 INFO L899 garLoopResultBuilder]: For program point L5371-1(line 5371) no Hoare annotation was computed. [2022-11-16 12:09:12,500 INFO L902 garLoopResultBuilder]: At program point L11633(line 11633) the Hoare annotation is: true [2022-11-16 12:09:12,500 INFO L899 garLoopResultBuilder]: For program point dm_block_dataEXIT(lines 5366 5375) no Hoare annotation was computed. [2022-11-16 12:09:12,500 INFO L902 garLoopResultBuilder]: At program point L11633-2(lines 11632 11634) the Hoare annotation is: true [2022-11-16 12:09:12,500 INFO L902 garLoopResultBuilder]: At program point dm_block_dataENTRY(lines 5366 5375) the Hoare annotation is: true [2022-11-16 12:09:12,500 INFO L902 garLoopResultBuilder]: At program point dm_bm_checksumENTRY(lines 5773 5780) the Hoare annotation is: true [2022-11-16 12:09:12,501 INFO L899 garLoopResultBuilder]: For program point dm_bm_checksumFINAL(lines 5773 5780) no Hoare annotation was computed. [2022-11-16 12:09:12,501 INFO L899 garLoopResultBuilder]: For program point dm_bm_checksumEXIT(lines 5773 5780) no Hoare annotation was computed. [2022-11-16 12:09:12,501 INFO L902 garLoopResultBuilder]: At program point L11618(lines 11617 11619) the Hoare annotation is: true [2022-11-16 12:09:12,501 INFO L899 garLoopResultBuilder]: For program point index_prepare_for_writeEXIT(lines 5889 5902) no Hoare annotation was computed. [2022-11-16 12:09:12,502 INFO L902 garLoopResultBuilder]: At program point L5898(lines 5898 5899) the Hoare annotation is: true [2022-11-16 12:09:12,502 INFO L902 garLoopResultBuilder]: At program point index_prepare_for_writeENTRY(lines 5889 5902) the Hoare annotation is: true [2022-11-16 12:09:12,502 INFO L899 garLoopResultBuilder]: For program point index_prepare_for_writeFINAL(lines 5889 5902) no Hoare annotation was computed. [2022-11-16 12:09:12,502 INFO L902 garLoopResultBuilder]: At program point L5895(line 5895) the Hoare annotation is: true [2022-11-16 12:09:12,502 INFO L899 garLoopResultBuilder]: For program point L5895-1(line 5895) no Hoare annotation was computed. [2022-11-16 12:09:12,503 INFO L902 garLoopResultBuilder]: At program point L5897(line 5897) the Hoare annotation is: true [2022-11-16 12:09:12,503 INFO L899 garLoopResultBuilder]: For program point L5898-1(lines 5898 5899) no Hoare annotation was computed. [2022-11-16 12:09:12,503 INFO L899 garLoopResultBuilder]: For program point L5897-1(line 5897) no Hoare annotation was computed. [2022-11-16 12:09:12,503 INFO L899 garLoopResultBuilder]: For program point ldv_handler_precallEXIT(lines 11666 11668) no Hoare annotation was computed. [2022-11-16 12:09:12,504 INFO L902 garLoopResultBuilder]: At program point ldv_handler_precallFINAL(lines 11666 11668) the Hoare annotation is: true [2022-11-16 12:09:12,504 INFO L902 garLoopResultBuilder]: At program point L5951(line 5951) the Hoare annotation is: true [2022-11-16 12:09:12,504 INFO L899 garLoopResultBuilder]: For program point L5952-1(lines 5952 5953) no Hoare annotation was computed. [2022-11-16 12:09:12,504 INFO L899 garLoopResultBuilder]: For program point L5951-1(line 5951) no Hoare annotation was computed. [2022-11-16 12:09:12,504 INFO L902 garLoopResultBuilder]: At program point bitmap_prepare_for_writeENTRY(lines 5943 5956) the Hoare annotation is: true [2022-11-16 12:09:12,505 INFO L902 garLoopResultBuilder]: At program point L5952(lines 5952 5953) the Hoare annotation is: true [2022-11-16 12:09:12,505 INFO L902 garLoopResultBuilder]: At program point L5949(line 5949) the Hoare annotation is: true [2022-11-16 12:09:12,505 INFO L899 garLoopResultBuilder]: For program point L5949-1(line 5949) no Hoare annotation was computed. [2022-11-16 12:09:12,505 INFO L899 garLoopResultBuilder]: For program point bitmap_prepare_for_writeFINAL(lines 5943 5956) no Hoare annotation was computed. [2022-11-16 12:09:12,505 INFO L899 garLoopResultBuilder]: For program point bitmap_prepare_for_writeEXIT(lines 5943 5956) no Hoare annotation was computed. [2022-11-16 12:09:12,506 INFO L902 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 4859 4868) the Hoare annotation is: true [2022-11-16 12:09:12,515 INFO L899 garLoopResultBuilder]: For program point L4861(lines 4861 4867) no Hoare annotation was computed. [2022-11-16 12:09:12,515 INFO L902 garLoopResultBuilder]: At program point L4857(lines 4855 4858) the Hoare annotation is: true [2022-11-16 12:09:12,515 INFO L899 garLoopResultBuilder]: For program point L4851(lines 4851 4853) no Hoare annotation was computed. [2022-11-16 12:09:12,515 INFO L899 garLoopResultBuilder]: For program point L4852(line 4852) no Hoare annotation was computed. [2022-11-16 12:09:12,516 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 4859 4868) no Hoare annotation was computed. [2022-11-16 12:09:12,516 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 4859 4868) no Hoare annotation was computed. [2022-11-16 12:09:12,516 INFO L902 garLoopResultBuilder]: At program point L5361(line 5361) the Hoare annotation is: true [2022-11-16 12:09:12,516 INFO L899 garLoopResultBuilder]: For program point L5362-1(line 5362) no Hoare annotation was computed. [2022-11-16 12:09:12,516 INFO L899 garLoopResultBuilder]: For program point dm_block_locationEXIT(lines 5356 5365) no Hoare annotation was computed. [2022-11-16 12:09:12,517 INFO L899 garLoopResultBuilder]: For program point L5361-1(line 5361) no Hoare annotation was computed. [2022-11-16 12:09:12,517 INFO L902 garLoopResultBuilder]: At program point dm_block_locationENTRY(lines 5356 5365) the Hoare annotation is: true [2022-11-16 12:09:12,517 INFO L899 garLoopResultBuilder]: For program point dm_block_locationFINAL(lines 5356 5365) no Hoare annotation was computed. [2022-11-16 12:09:12,517 INFO L902 garLoopResultBuilder]: At program point L5362(line 5362) the Hoare annotation is: true [2022-11-16 12:09:12,517 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 11348 11353) no Hoare annotation was computed. [2022-11-16 12:09:12,518 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 11348 11353) the Hoare annotation is: true [2022-11-16 12:09:12,518 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 11351) no Hoare annotation was computed. [2022-11-16 12:09:12,518 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 11348 11353) no Hoare annotation was computed. [2022-11-16 12:09:12,518 INFO L899 garLoopResultBuilder]: For program point to_bufferEXIT(lines 5350 5355) no Hoare annotation was computed. [2022-11-16 12:09:12,519 INFO L902 garLoopResultBuilder]: At program point to_bufferENTRY(lines 5350 5355) the Hoare annotation is: true [2022-11-16 12:09:12,519 INFO L899 garLoopResultBuilder]: For program point to_bufferFINAL(lines 5350 5355) no Hoare annotation was computed. [2022-11-16 12:09:12,519 INFO L902 garLoopResultBuilder]: At program point ldv_check_final_stateENTRY(lines 11583 11596) the Hoare annotation is: true [2022-11-16 12:09:12,520 INFO L895 garLoopResultBuilder]: At program point L11588(line 11588) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0))) [2022-11-16 12:09:12,520 INFO L899 garLoopResultBuilder]: For program point L11588-1(lines 11585 11595) no Hoare annotation was computed. [2022-11-16 12:09:12,520 INFO L895 garLoopResultBuilder]: At program point L11592(line 11592) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0))) [2022-11-16 12:09:12,520 INFO L899 garLoopResultBuilder]: For program point ldv_check_final_stateEXIT(lines 11583 11596) no Hoare annotation was computed. [2022-11-16 12:09:12,520 INFO L899 garLoopResultBuilder]: For program point L11592-1(lines 11583 11596) no Hoare annotation was computed. [2022-11-16 12:09:12,540 INFO L899 garLoopResultBuilder]: For program point L6782(line 6782) no Hoare annotation was computed. [2022-11-16 12:09:12,540 INFO L895 garLoopResultBuilder]: At program point L6803(lines 6759 6805) the Hoare annotation is: (= ~ldv_mutex_lock~0 1) [2022-11-16 12:09:12,540 INFO L895 garLoopResultBuilder]: At program point L6799(lines 6769 6804) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2022-11-16 12:09:12,541 INFO L895 garLoopResultBuilder]: At program point L6795(lines 6769 6804) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2022-11-16 12:09:12,541 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-16 12:09:12,541 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-16 12:09:12,541 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-16 12:09:12,541 INFO L899 garLoopResultBuilder]: For program point L6775(lines 6775 6794) no Hoare annotation was computed. [2022-11-16 12:09:12,541 INFO L902 garLoopResultBuilder]: At program point L6771(line 6771) the Hoare annotation is: true [2022-11-16 12:09:12,541 INFO L899 garLoopResultBuilder]: For program point L6792(line 6792) no Hoare annotation was computed. [2022-11-16 12:09:12,541 INFO L899 garLoopResultBuilder]: For program point L6788(line 6788) no Hoare annotation was computed. [2022-11-16 12:09:12,541 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-16 12:09:12,542 INFO L899 garLoopResultBuilder]: For program point L6784(line 6784) no Hoare annotation was computed. [2022-11-16 12:09:12,542 INFO L899 garLoopResultBuilder]: For program point L6780(line 6780) no Hoare annotation was computed. [2022-11-16 12:09:12,542 INFO L899 garLoopResultBuilder]: For program point L6776(line 6776) no Hoare annotation was computed. [2022-11-16 12:09:12,542 INFO L895 garLoopResultBuilder]: At program point L6789-1(line 6789) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2022-11-16 12:09:12,542 INFO L895 garLoopResultBuilder]: At program point L6789(line 6789) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2022-11-16 12:09:12,542 INFO L895 garLoopResultBuilder]: At program point L6785-1(line 6785) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2022-11-16 12:09:12,542 INFO L895 garLoopResultBuilder]: At program point L6785(line 6785) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2022-11-16 12:09:12,543 INFO L895 garLoopResultBuilder]: At program point L6781-1(line 6781) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2022-11-16 12:09:12,543 INFO L895 garLoopResultBuilder]: At program point L6781(line 6781) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2022-11-16 12:09:12,543 INFO L895 garLoopResultBuilder]: At program point L6777-1(line 6777) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2022-11-16 12:09:12,543 INFO L895 garLoopResultBuilder]: At program point L6777(line 6777) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2022-11-16 12:09:12,543 INFO L895 garLoopResultBuilder]: At program point L6802(line 6802) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2022-11-16 12:09:12,543 INFO L899 garLoopResultBuilder]: For program point L6798(lines 6798 6801) no Hoare annotation was computed. [2022-11-16 12:09:12,543 INFO L899 garLoopResultBuilder]: For program point L6802-1(line 6802) no Hoare annotation was computed. [2022-11-16 12:09:12,544 INFO L899 garLoopResultBuilder]: For program point L6790(line 6790) no Hoare annotation was computed. [2022-11-16 12:09:12,544 INFO L895 garLoopResultBuilder]: At program point ldv_initializeENTRY(lines 11575 11582) the Hoare annotation is: (and (= |old(~ldv_mutex_mutex_of_device~0)| ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 |old(~ldv_mutex_lock~0)|)) [2022-11-16 12:09:12,544 INFO L899 garLoopResultBuilder]: For program point ldv_initializeFINAL(lines 11575 11582) no Hoare annotation was computed. [2022-11-16 12:09:12,544 INFO L899 garLoopResultBuilder]: For program point ldv_initializeEXIT(lines 11575 11582) no Hoare annotation was computed. [2022-11-16 12:09:12,544 INFO L899 garLoopResultBuilder]: For program point ___ratelimitEXIT(lines 11598 11600) no Hoare annotation was computed. [2022-11-16 12:09:12,544 INFO L902 garLoopResultBuilder]: At program point ___ratelimitENTRY(lines 11598 11600) the Hoare annotation is: true [2022-11-16 12:09:12,544 INFO L899 garLoopResultBuilder]: For program point ___ratelimitFINAL(lines 11598 11600) no Hoare annotation was computed. [2022-11-16 12:09:12,544 INFO L899 garLoopResultBuilder]: For program point L5983(lines 5983 5992) no Hoare annotation was computed. [2022-11-16 12:09:12,544 INFO L899 garLoopResultBuilder]: For program point L5985-2(lines 5985 5989) no Hoare annotation was computed. [2022-11-16 12:09:12,545 INFO L899 garLoopResultBuilder]: For program point L5985(lines 5985 5989) no Hoare annotation was computed. [2022-11-16 12:09:12,545 INFO L902 garLoopResultBuilder]: At program point L5981(lines 5981 5982) the Hoare annotation is: true [2022-11-16 12:09:12,545 INFO L899 garLoopResultBuilder]: For program point L5981-1(lines 5981 5982) no Hoare annotation was computed. [2022-11-16 12:09:12,545 INFO L902 garLoopResultBuilder]: At program point L5971(line 5971) the Hoare annotation is: true [2022-11-16 12:09:12,545 INFO L902 garLoopResultBuilder]: At program point bitmap_checkENTRY(lines 5957 5995) the Hoare annotation is: true [2022-11-16 12:09:12,545 INFO L899 garLoopResultBuilder]: For program point L5971-1(line 5971) no Hoare annotation was computed. [2022-11-16 12:09:12,545 INFO L902 garLoopResultBuilder]: At program point L5973(line 5973) the Hoare annotation is: true [2022-11-16 12:09:12,545 INFO L899 garLoopResultBuilder]: For program point L5973-1(line 5973) no Hoare annotation was computed. [2022-11-16 12:09:12,545 INFO L902 garLoopResultBuilder]: At program point L5967(line 5967) the Hoare annotation is: true [2022-11-16 12:09:12,546 INFO L899 garLoopResultBuilder]: For program point L5967-1(line 5967) no Hoare annotation was computed. [2022-11-16 12:09:12,546 INFO L902 garLoopResultBuilder]: At program point L5969(line 5969) the Hoare annotation is: true [2022-11-16 12:09:12,546 INFO L899 garLoopResultBuilder]: For program point L5969-1(line 5969) no Hoare annotation was computed. [2022-11-16 12:09:12,546 INFO L899 garLoopResultBuilder]: For program point L5984-1(line 5984) no Hoare annotation was computed. [2022-11-16 12:09:12,546 INFO L899 garLoopResultBuilder]: For program point bitmap_checkEXIT(lines 5957 5995) no Hoare annotation was computed. [2022-11-16 12:09:12,546 INFO L902 garLoopResultBuilder]: At program point L5984(line 5984) the Hoare annotation is: true [2022-11-16 12:09:12,546 INFO L899 garLoopResultBuilder]: For program point L5970(lines 5970 5980) no Hoare annotation was computed. [2022-11-16 12:09:12,546 INFO L899 garLoopResultBuilder]: For program point L5972-2(lines 5972 5977) no Hoare annotation was computed. [2022-11-16 12:09:12,546 INFO L899 garLoopResultBuilder]: For program point L5972(lines 5972 5977) no Hoare annotation was computed. [2022-11-16 12:09:12,547 INFO L899 garLoopResultBuilder]: For program point bitmap_checkFINAL(lines 5957 5995) no Hoare annotation was computed. [2022-11-16 12:09:12,560 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-16 12:09:12,562 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-16 12:09:12,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 12:09:12 BoogieIcfgContainer [2022-11-16 12:09:12,588 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-16 12:09:12,589 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 12:09:12,589 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 12:09:12,589 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 12:09:12,590 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:09:10" (3/4) ... [2022-11-16 12:09:12,593 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-16 12:09:12,598 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure index_check [2022-11-16 12:09:12,598 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dm_bufio_get_block_number [2022-11-16 12:09:12,599 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dm_block_data [2022-11-16 12:09:12,599 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dm_bm_checksum [2022-11-16 12:09:12,599 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure index_prepare_for_write [2022-11-16 12:09:12,599 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2022-11-16 12:09:12,599 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bitmap_prepare_for_write [2022-11-16 12:09:12,599 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-11-16 12:09:12,599 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dm_block_location [2022-11-16 12:09:12,600 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-11-16 12:09:12,600 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure to_buffer [2022-11-16 12:09:12,600 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2022-11-16 12:09:12,600 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize [2022-11-16 12:09:12,600 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ___ratelimit [2022-11-16 12:09:12,601 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bitmap_check [2022-11-16 12:09:12,610 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 81 nodes and edges [2022-11-16 12:09:12,610 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2022-11-16 12:09:12,611 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-11-16 12:09:12,612 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-16 12:09:12,613 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-16 12:09:12,613 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-16 12:09:12,614 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-16 12:09:12,708 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9f080a-923c-4b18-a8ea-a12e7264c7d2/bin/uautomizer-tPACEb0tL8/witness.graphml [2022-11-16 12:09:12,708 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 12:09:12,709 INFO L158 Benchmark]: Toolchain (without parser) took 6980.30ms. Allocated memory was 109.1MB in the beginning and 247.5MB in the end (delta: 138.4MB). Free memory was 82.2MB in the beginning and 185.5MB in the end (delta: -103.3MB). Peak memory consumption was 34.1MB. Max. memory is 16.1GB. [2022-11-16 12:09:12,709 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 109.1MB. Free memory is still 84.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:09:12,710 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3298.51ms. Allocated memory was 109.1MB in the beginning and 151.0MB in the end (delta: 41.9MB). Free memory was 82.2MB in the beginning and 48.7MB in the end (delta: 33.5MB). Peak memory consumption was 99.6MB. Max. memory is 16.1GB. [2022-11-16 12:09:12,710 INFO L158 Benchmark]: Boogie Procedure Inliner took 215.19ms. Allocated memory is still 151.0MB. Free memory was 48.7MB in the beginning and 74.1MB in the end (delta: -25.4MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2022-11-16 12:09:12,711 INFO L158 Benchmark]: Boogie Preprocessor took 80.00ms. Allocated memory is still 151.0MB. Free memory was 74.1MB in the beginning and 69.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-16 12:09:12,711 INFO L158 Benchmark]: RCFGBuilder took 1029.24ms. Allocated memory was 151.0MB in the beginning and 247.5MB in the end (delta: 96.5MB). Free memory was 69.9MB in the beginning and 162.3MB in the end (delta: -92.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-16 12:09:12,711 INFO L158 Benchmark]: TraceAbstraction took 2229.44ms. Allocated memory is still 247.5MB. Free memory was 161.2MB in the beginning and 193.9MB in the end (delta: -32.7MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. [2022-11-16 12:09:12,712 INFO L158 Benchmark]: Witness Printer took 119.49ms. Allocated memory is still 247.5MB. Free memory was 193.9MB in the beginning and 185.5MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-16 12:09:12,713 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 109.1MB. Free memory is still 84.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3298.51ms. Allocated memory was 109.1MB in the beginning and 151.0MB in the end (delta: 41.9MB). Free memory was 82.2MB in the beginning and 48.7MB in the end (delta: 33.5MB). Peak memory consumption was 99.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 215.19ms. Allocated memory is still 151.0MB. Free memory was 48.7MB in the beginning and 74.1MB in the end (delta: -25.4MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.00ms. Allocated memory is still 151.0MB. Free memory was 74.1MB in the beginning and 69.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1029.24ms. Allocated memory was 151.0MB in the beginning and 247.5MB in the end (delta: 96.5MB). Free memory was 69.9MB in the beginning and 162.3MB in the end (delta: -92.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * TraceAbstraction took 2229.44ms. Allocated memory is still 247.5MB. Free memory was 161.2MB in the beginning and 193.9MB in the end (delta: -32.7MB). Peak memory consumption was 49.4MB. Max. memory is 16.1GB. * Witness Printer took 119.49ms. Allocated memory is still 247.5MB. Free memory was 193.9MB in the beginning and 185.5MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 11351]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 16 procedures, 137 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 365 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 348 mSDsluCounter, 112 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 45 mSDsCounter, 196 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 281 IncrementalHoareTripleChecker+Invalid, 477 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 196 mSolverCounterUnsat, 67 mSDtfsCounter, 281 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=137occurred in iteration=0, InterpolantAutomatonStates: 10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 177 PreInvPairs, 207 NumberOfFragments, 145 HoareAnnotationTreeSize, 177 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 55 FomulaSimplificationsInter, 570 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 23 ConstructedInterpolants, 0 QuantifiedInterpolants, 61 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 6769]: Loop Invariant Derived loop invariant: 1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1 - InvariantResult [Line: 6769]: Loop Invariant Derived loop invariant: 1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1 - InvariantResult [Line: 4855]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 11632]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 11617]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6759]: Loop Invariant Derived loop invariant: ldv_mutex_lock == 1 RESULT: Ultimate proved your program to be correct! [2022-11-16 12:09:12,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f9f080a-923c-4b18-a8ea-a12e7264c7d2/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE