./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-thin-pool.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_980a6a15-f752-443b-ac00-a42c51650d32/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_980a6a15-f752-443b-ac00-a42c51650d32/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_980a6a15-f752-443b-ac00-a42c51650d32/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_980a6a15-f752-443b-ac00-a42c51650d32/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_980a6a15-f752-443b-ac00-a42c51650d32/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_980a6a15-f752-443b-ac00-a42c51650d32/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 c3c9cd85dafb9d9b0916e103277bb89ec6f99d2bbc1d5523919dc9ef8faa3716 --- 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 20:20:26,380 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:20:26,383 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:20:26,439 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:20:26,440 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:20:26,445 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:20:26,447 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:20:26,451 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:20:26,458 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:20:26,459 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:20:26,460 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:20:26,461 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:20:26,462 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:20:26,463 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:20:26,464 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:20:26,466 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:20:26,467 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:20:26,468 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:20:26,470 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:20:26,473 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:20:26,475 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:20:26,476 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:20:26,478 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:20:26,479 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:20:26,483 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:20:26,483 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:20:26,484 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:20:26,485 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:20:26,486 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:20:26,487 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:20:26,487 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:20:26,488 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:20:26,489 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:20:26,490 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:20:26,492 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:20:26,492 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:20:26,493 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:20:26,494 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:20:26,494 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:20:26,495 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:20:26,496 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:20:26,497 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_980a6a15-f752-443b-ac00-a42c51650d32/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 20:20:26,538 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:20:26,538 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:20:26,539 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:20:26,539 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:20:26,540 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:20:26,541 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:20:26,542 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:20:26,542 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:20:26,542 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:20:26,542 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:20:26,544 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:20:26,544 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:20:26,544 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:20:26,544 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:20:26,545 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:20:26,545 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:20:26,545 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:20:26,545 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:20:26,546 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:20:26,546 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:20:26,546 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:20:26,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:20:26,547 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:20:26,547 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:20:26,547 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:20:26,548 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:20:26,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:20:26,550 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:20:26,550 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:20:26,550 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:20:26,550 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_980a6a15-f752-443b-ac00-a42c51650d32/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_980a6a15-f752-443b-ac00-a42c51650d32/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c3c9cd85dafb9d9b0916e103277bb89ec6f99d2bbc1d5523919dc9ef8faa3716 [2022-11-02 20:20:26,905 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:20:26,941 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:20:26,944 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:20:26,945 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:20:26,945 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:20:26,947 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_980a6a15-f752-443b-ac00-a42c51650d32/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i [2022-11-02 20:20:27,046 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_980a6a15-f752-443b-ac00-a42c51650d32/bin/uautomizer-Dbtcem3rbc/data/68f47e90c/75072ebe7ad74edcb1b91e6ef9b0262e/FLAGa8ddec2fd [2022-11-02 20:20:28,324 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:20:28,326 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_980a6a15-f752-443b-ac00-a42c51650d32/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i [2022-11-02 20:20:28,392 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_980a6a15-f752-443b-ac00-a42c51650d32/bin/uautomizer-Dbtcem3rbc/data/68f47e90c/75072ebe7ad74edcb1b91e6ef9b0262e/FLAGa8ddec2fd [2022-11-02 20:20:28,542 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_980a6a15-f752-443b-ac00-a42c51650d32/bin/uautomizer-Dbtcem3rbc/data/68f47e90c/75072ebe7ad74edcb1b91e6ef9b0262e [2022-11-02 20:20:28,546 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:20:28,549 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:20:28,595 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:20:28,595 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:20:28,600 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:20:28,601 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:20:28" (1/1) ... [2022-11-02 20:20:28,602 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21e9da1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:20:28, skipping insertion in model container [2022-11-02 20:20:28,602 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:20:28" (1/1) ... [2022-11-02 20:20:28,612 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:20:28,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:20:33,424 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_980a6a15-f752-443b-ac00-a42c51650d32/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i[385213,385226] [2022-11-02 20:20:33,519 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:20:33,565 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:20:34,364 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_980a6a15-f752-443b-ac00-a42c51650d32/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i[385213,385226] [2022-11-02 20:20:34,377 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:20:34,646 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:20:34,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:20:34 WrapperNode [2022-11-02 20:20:34,648 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:20:34,650 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:20:34,650 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:20:34,650 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:20:34,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:20:34" (1/1) ... [2022-11-02 20:20:34,858 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:20:34" (1/1) ... [2022-11-02 20:20:35,110 INFO L138 Inliner]: procedures = 589, calls = 4483, calls flagged for inlining = 239, calls inlined = 236, statements flattened = 10651 [2022-11-02 20:20:35,111 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:20:35,111 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:20:35,111 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:20:35,112 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:20:35,121 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:20:34" (1/1) ... [2022-11-02 20:20:35,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:20:34" (1/1) ... [2022-11-02 20:20:35,249 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:20:34" (1/1) ... [2022-11-02 20:20:35,264 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:20:34" (1/1) ... [2022-11-02 20:20:35,484 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:20:34" (1/1) ... [2022-11-02 20:20:35,525 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:20:34" (1/1) ... [2022-11-02 20:20:35,715 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:20:34" (1/1) ... [2022-11-02 20:20:35,752 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:20:34" (1/1) ... [2022-11-02 20:20:35,825 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:20:35,839 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:20:35,840 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:20:35,840 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:20:35,841 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:20:34" (1/1) ... [2022-11-02 20:20:35,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:20:35,874 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_980a6a15-f752-443b-ac00-a42c51650d32/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:20:35,925 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_980a6a15-f752-443b-ac00-a42c51650d32/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:20:35,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_980a6a15-f752-443b-ac00-a42c51650d32/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:20:36,075 INFO L130 BoogieDeclarations]: Found specification of procedure block_size_is_power_of_two [2022-11-02 20:20:36,076 INFO L138 BoogieDeclarations]: Found implementation of procedure block_size_is_power_of_two [2022-11-02 20:20:36,076 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-02 20:20:36,076 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-02 20:20:36,076 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_entry_dec [2022-11-02 20:20:36,077 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_entry_dec [2022-11-02 20:20:36,077 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_manager_destroy [2022-11-02 20:20:36,077 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_manager_destroy [2022-11-02 20:20:36,077 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2022-11-02 20:20:36,077 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2022-11-02 20:20:36,078 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_root_size [2022-11-02 20:20:36,078 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_root_size [2022-11-02 20:20:36,078 INFO L130 BoogieDeclarations]: Found specification of procedure noflush_work [2022-11-02 20:20:36,078 INFO L138 BoogieDeclarations]: Found implementation of procedure noflush_work [2022-11-02 20:20:36,079 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_lock [2022-11-02 20:20:36,079 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_lock [2022-11-02 20:20:36,079 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_pre_commit [2022-11-02 20:20:36,079 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_pre_commit [2022-11-02 20:20:36,080 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2022-11-02 20:20:36,080 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2022-11-02 20:20:36,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-02 20:20:36,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-02 20:20:36,080 INFO L130 BoogieDeclarations]: Found specification of procedure thin_preresume [2022-11-02 20:20:36,081 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_preresume [2022-11-02 20:20:36,084 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_checksum [2022-11-02 20:20:36,084 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_checksum [2022-11-02 20:20:36,084 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-02 20:20:36,085 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-02 20:20:36,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-11-02 20:20:36,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-11-02 20:20:36,085 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_work_update [2022-11-02 20:20:36,085 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_work_update [2022-11-02 20:20:36,086 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_remove [2022-11-02 20:20:36,086 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_remove [2022-11-02 20:20:36,086 INFO L130 BoogieDeclarations]: Found specification of procedure get_metadata_dev_size_in_blocks [2022-11-02 20:20:36,086 INFO L138 BoogieDeclarations]: Found implementation of procedure get_metadata_dev_size_in_blocks [2022-11-02 20:20:36,086 INFO L130 BoogieDeclarations]: Found specification of procedure pool_features_init [2022-11-02 20:20:36,087 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_features_init [2022-11-02 20:20:36,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-02 20:20:36,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-02 20:20:36,102 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2022-11-02 20:20:36,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2022-11-02 20:20:36,103 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_external_copy [2022-11-02 20:20:36,103 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_external_copy [2022-11-02 20:20:36,104 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2022-11-02 20:20:36,104 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2022-11-02 20:20:36,104 INFO L130 BoogieDeclarations]: Found specification of procedure __close_device [2022-11-02 20:20:36,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __close_device [2022-11-02 20:20:36,104 INFO L130 BoogieDeclarations]: Found specification of procedure remap [2022-11-02 20:20:36,105 INFO L138 BoogieDeclarations]: Found implementation of procedure remap [2022-11-02 20:20:36,105 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2022-11-02 20:20:36,105 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2022-11-02 20:20:36,105 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2022-11-02 20:20:36,106 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2022-11-02 20:20:36,106 INFO L130 BoogieDeclarations]: Found specification of procedure thin_get [2022-11-02 20:20:36,106 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_get [2022-11-02 20:20:36,106 INFO L130 BoogieDeclarations]: Found specification of procedure blk_finish_plug [2022-11-02 20:20:36,108 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_finish_plug [2022-11-02 20:20:36,108 INFO L130 BoogieDeclarations]: Found specification of procedure bdevname [2022-11-02 20:20:36,108 INFO L138 BoogieDeclarations]: Found implementation of procedure bdevname [2022-11-02 20:20:36,108 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_bio [2022-11-02 20:20:36,108 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_bio [2022-11-02 20:20:36,109 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2022-11-02 20:20:36,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2022-11-02 20:20:36,109 INFO L130 BoogieDeclarations]: Found specification of procedure set_discard_callbacks [2022-11-02 20:20:36,110 INFO L138 BoogieDeclarations]: Found implementation of procedure set_discard_callbacks [2022-11-02 20:20:36,110 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_data_block [2022-11-02 20:20:36,110 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_data_block [2022-11-02 20:20:36,111 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_destroy [2022-11-02 20:20:36,111 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_destroy [2022-11-02 20:20:36,111 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_entry_inc [2022-11-02 20:20:36,112 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_entry_inc [2022-11-02 20:20:36,112 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_metadata_dev_size [2022-11-02 20:20:36,112 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_metadata_dev_size [2022-11-02 20:20:36,112 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_plug [2022-11-02 20:20:36,112 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_start_plug [2022-11-02 20:20:36,113 INFO L130 BoogieDeclarations]: Found specification of procedure cell_visit_release [2022-11-02 20:20:36,113 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_visit_release [2022-11-02 20:20:36,113 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-02 20:20:36,113 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-02 20:20:36,113 INFO L130 BoogieDeclarations]: Found specification of procedure __init_rwsem [2022-11-02 20:20:36,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_rwsem [2022-11-02 20:20:36,114 INFO L130 BoogieDeclarations]: Found specification of procedure free_discard_mapping [2022-11-02 20:20:36,114 INFO L138 BoogieDeclarations]: Found implementation of procedure free_discard_mapping [2022-11-02 20:20:36,114 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_get_nr_free [2022-11-02 20:20:36,114 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_get_nr_free [2022-11-02 20:20:36,114 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_add_work [2022-11-02 20:20:36,115 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_add_work [2022-11-02 20:20:36,115 INFO L130 BoogieDeclarations]: Found specification of procedure thin_put [2022-11-02 20:20:36,116 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_put [2022-11-02 20:20:36,116 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_needs_check [2022-11-02 20:20:36,116 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_needs_check [2022-11-02 20:20:36,116 INFO L130 BoogieDeclarations]: Found specification of procedure dm_thin_find_block [2022-11-02 20:20:36,116 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_thin_find_block [2022-11-02 20:20:36,117 INFO L130 BoogieDeclarations]: Found specification of procedure copy_sm_roots [2022-11-02 20:20:36,118 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_sm_roots [2022-11-02 20:20:36,118 INFO L130 BoogieDeclarations]: Found specification of procedure generic_make_request [2022-11-02 20:20:36,118 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_make_request [2022-11-02 20:20:36,118 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_create_non_blocking_clone [2022-11-02 20:20:36,119 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_create_non_blocking_clone [2022-11-02 20:20:36,120 INFO L130 BoogieDeclarations]: Found specification of procedure thin_defer_bio [2022-11-02 20:20:36,120 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_defer_bio [2022-11-02 20:20:36,120 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-11-02 20:20:36,120 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-11-02 20:20:36,120 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_unlock [2022-11-02 20:20:36,121 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_unlock [2022-11-02 20:20:36,121 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-02 20:20:36,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-02 20:20:36,121 INFO L130 BoogieDeclarations]: Found specification of procedure pool_resume_active_thins [2022-11-02 20:20:36,121 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_resume_active_thins [2022-11-02 20:20:36,121 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_client_destroy [2022-11-02 20:20:36,122 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_client_destroy [2022-11-02 20:20:36,122 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-02 20:20:36,122 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-02 20:20:36,123 INFO L130 BoogieDeclarations]: Found specification of procedure __create_persistent_data_objects [2022-11-02 20:20:36,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_persistent_data_objects [2022-11-02 20:20:36,123 INFO L130 BoogieDeclarations]: Found specification of procedure thin_merge [2022-11-02 20:20:36,124 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_merge [2022-11-02 20:20:36,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:20:36,132 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_del [2022-11-02 20:20:36,132 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_del [2022-11-02 20:20:36,133 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_read_only [2022-11-02 20:20:36,133 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_read_only [2022-11-02 20:20:36,134 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-02 20:20:36,135 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-02 20:20:36,135 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-02 20:20:36,136 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-02 20:20:36,136 INFO L130 BoogieDeclarations]: Found specification of procedure thin_io_hints [2022-11-02 20:20:36,140 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_io_hints [2022-11-02 20:20:36,140 INFO L130 BoogieDeclarations]: Found specification of procedure pool_preresume [2022-11-02 20:20:36,140 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_preresume [2022-11-02 20:20:36,140 INFO L130 BoogieDeclarations]: Found specification of procedure thin_status [2022-11-02 20:20:36,141 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_status [2022-11-02 20:20:36,141 INFO L130 BoogieDeclarations]: Found specification of procedure warn_if_metadata_device_too_big [2022-11-02 20:20:36,141 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_if_metadata_device_too_big [2022-11-02 20:20:36,141 INFO L130 BoogieDeclarations]: Found specification of procedure ll_zero [2022-11-02 20:20:36,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ll_zero [2022-11-02 20:20:36,142 INFO L130 BoogieDeclarations]: Found specification of procedure dm_thin_remove_range [2022-11-02 20:20:36,142 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_thin_remove_range [2022-11-02 20:20:36,142 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_empty [2022-11-02 20:20:36,142 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_empty [2022-11-02 20:20:36,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-02 20:20:36,142 INFO L130 BoogieDeclarations]: Found specification of procedure complete_mapping_preparation [2022-11-02 20:20:36,143 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_mapping_preparation [2022-11-02 20:20:36,143 INFO L130 BoogieDeclarations]: Found specification of procedure inc_all_io_entry [2022-11-02 20:20:36,143 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_all_io_entry [2022-11-02 20:20:36,143 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-02 20:20:36,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-02 20:20:36,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-02 20:20:36,144 INFO L130 BoogieDeclarations]: Found specification of procedure retry_bios_on_resume [2022-11-02 20:20:36,144 INFO L138 BoogieDeclarations]: Found implementation of procedure retry_bios_on_resume [2022-11-02 20:20:36,144 INFO L130 BoogieDeclarations]: Found specification of procedure to_delayed_work [2022-11-02 20:20:36,144 INFO L138 BoogieDeclarations]: Found implementation of procedure to_delayed_work [2022-11-02 20:20:36,144 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_is_locked [2022-11-02 20:20:36,144 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_is_locked [2022-11-02 20:20:36,145 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_commit [2022-11-02 20:20:36,145 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_commit [2022-11-02 20:20:36,145 INFO L130 BoogieDeclarations]: Found specification of procedure should_error_unserviceable_bio [2022-11-02 20:20:36,145 INFO L138 BoogieDeclarations]: Found implementation of procedure should_error_unserviceable_bio [2022-11-02 20:20:36,145 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_mapping [2022-11-02 20:20:36,145 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_mapping [2022-11-02 20:20:36,146 INFO L130 BoogieDeclarations]: Found specification of procedure sb_check [2022-11-02 20:20:36,146 INFO L138 BoogieDeclarations]: Found implementation of procedure sb_check [2022-11-02 20:20:36,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:20:36,146 INFO L130 BoogieDeclarations]: Found specification of procedure thin_presuspend [2022-11-02 20:20:36,146 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_presuspend [2022-11-02 20:20:36,146 INFO L130 BoogieDeclarations]: Found specification of procedure cell_error_with_code [2022-11-02 20:20:36,147 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_error_with_code [2022-11-02 20:20:36,147 INFO L130 BoogieDeclarations]: Found specification of procedure issue [2022-11-02 20:20:36,147 INFO L138 BoogieDeclarations]: Found implementation of procedure issue [2022-11-02 20:20:36,147 INFO L130 BoogieDeclarations]: Found specification of procedure thin_endio [2022-11-02 20:20:36,147 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_endio [2022-11-02 20:20:36,147 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_table_lookup [2022-11-02 20:20:36,148 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_table_lookup [2022-11-02 20:20:36,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-02 20:20:36,148 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-02 20:20:36,148 INFO L130 BoogieDeclarations]: Found specification of procedure pool_io_hints [2022-11-02 20:20:36,148 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_io_hints [2022-11-02 20:20:36,149 INFO L130 BoogieDeclarations]: Found specification of procedure is_factor [2022-11-02 20:20:36,149 INFO L138 BoogieDeclarations]: Found implementation of procedure is_factor [2022-11-02 20:20:36,149 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-11-02 20:20:36,149 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-11-02 20:20:36,149 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-02 20:20:36,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-02 20:20:36,150 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared [2022-11-02 20:20:36,150 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared [2022-11-02 20:20:36,150 INFO L130 BoogieDeclarations]: Found specification of procedure cell_requeue [2022-11-02 20:20:36,150 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_requeue [2022-11-02 20:20:36,150 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_data_dev_size [2022-11-02 20:20:36,150 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_data_dev_size [2022-11-02 20:20:36,151 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-02 20:20:36,151 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-02 20:20:36,152 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_copy_root [2022-11-02 20:20:36,152 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_copy_root [2022-11-02 20:20:36,153 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2022-11-02 20:20:36,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2022-11-02 20:20:36,153 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-11-02 20:20:36,153 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-11-02 20:20:36,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-02 20:20:36,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-02 20:20:36,154 INFO L130 BoogieDeclarations]: Found specification of procedure break_sharing [2022-11-02 20:20:36,154 INFO L138 BoogieDeclarations]: Found implementation of procedure break_sharing [2022-11-02 20:20:36,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 20:20:36,154 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_close [2022-11-02 20:20:36,154 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_close [2022-11-02 20:20:36,154 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2022-11-02 20:20:36,155 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2022-11-02 20:20:36,155 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2022-11-02 20:20:36,155 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2022-11-02 20:20:36,155 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-11-02 20:20:36,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-11-02 20:20:36,155 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_thin [2022-11-02 20:20:36,156 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_thin [2022-11-02 20:20:36,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:20:36,156 INFO L130 BoogieDeclarations]: Found specification of procedure do_worker [2022-11-02 20:20:36,156 INFO L138 BoogieDeclarations]: Found implementation of procedure do_worker [2022-11-02 20:20:36,156 INFO L130 BoogieDeclarations]: Found specification of procedure dm_register_target [2022-11-02 20:20:36,156 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_register_target [2022-11-02 20:20:36,157 INFO L130 BoogieDeclarations]: Found specification of procedure do_no_space_timeout [2022-11-02 20:20:36,157 INFO L138 BoogieDeclarations]: Found implementation of procedure do_no_space_timeout [2022-11-02 20:20:36,157 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_from_per_bio_data [2022-11-02 20:20:36,157 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_from_per_bio_data [2022-11-02 20:20:36,157 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2022-11-02 20:20:36,157 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2022-11-02 20:20:36,158 INFO L130 BoogieDeclarations]: Found specification of procedure pool_iterate_devices [2022-11-02 20:20:36,158 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_iterate_devices [2022-11-02 20:20:36,158 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2022-11-02 20:20:36,158 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2022-11-02 20:20:36,158 INFO L130 BoogieDeclarations]: Found specification of procedure build_key [2022-11-02 20:20:36,158 INFO L138 BoogieDeclarations]: Found implementation of procedure build_key [2022-11-02 20:20:36,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 20:20:36,159 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-02 20:20:36,159 INFO L130 BoogieDeclarations]: Found specification of procedure save_sm_roots [2022-11-02 20:20:36,159 INFO L138 BoogieDeclarations]: Found implementation of procedure save_sm_roots [2022-11-02 20:20:36,159 INFO L130 BoogieDeclarations]: Found specification of procedure __complete_mapping_preparation [2022-11-02 20:20:36,159 INFO L138 BoogieDeclarations]: Found implementation of procedure __complete_mapping_preparation [2022-11-02 20:20:36,160 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-02 20:20:36,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-02 20:20:36,160 INFO L130 BoogieDeclarations]: Found specification of procedure error_retry_list [2022-11-02 20:20:36,160 INFO L138 BoogieDeclarations]: Found implementation of procedure error_retry_list [2022-11-02 20:20:36,160 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_discard_passdown [2022-11-02 20:20:36,160 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_discard_passdown [2022-11-02 20:20:36,161 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2022-11-02 20:20:36,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2022-11-02 20:20:36,161 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-02 20:20:36,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-02 20:20:36,165 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_empty [2022-11-02 20:20:36,166 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_empty [2022-11-02 20:20:36,166 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2022-11-02 20:20:36,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2022-11-02 20:20:36,166 INFO L130 BoogieDeclarations]: Found specification of procedure to_noflush [2022-11-02 20:20:36,166 INFO L138 BoogieDeclarations]: Found implementation of procedure to_noflush [2022-11-02 20:20:36,166 INFO L130 BoogieDeclarations]: Found specification of procedure block_to_sectors [2022-11-02 20:20:36,167 INFO L138 BoogieDeclarations]: Found implementation of procedure block_to_sectors [2022-11-02 20:20:36,167 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-11-02 20:20:36,168 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-11-02 20:20:36,169 INFO L130 BoogieDeclarations]: Found specification of procedure pool_status [2022-11-02 20:20:36,170 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_status [2022-11-02 20:20:36,170 INFO L130 BoogieDeclarations]: Found specification of procedure unpack_block_time [2022-11-02 20:20:36,170 INFO L138 BoogieDeclarations]: Found implementation of procedure unpack_block_time [2022-11-02 20:20:36,170 INFO L130 BoogieDeclarations]: Found specification of procedure error_thin_bio_list [2022-11-02 20:20:36,170 INFO L138 BoogieDeclarations]: Found implementation of procedure error_thin_bio_list [2022-11-02 20:20:36,171 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_pop [2022-11-02 20:20:36,171 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_pop [2022-11-02 20:20:36,171 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-02 20:20:36,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-02 20:20:36,171 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-02 20:20:36,171 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-02 20:20:36,171 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_cell_passdown [2022-11-02 20:20:36,172 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_cell_passdown [2022-11-02 20:20:36,172 INFO L130 BoogieDeclarations]: Found specification of procedure thin_defer_cell [2022-11-02 20:20:36,172 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_defer_cell [2022-11-02 20:20:36,172 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2022-11-02 20:20:36,172 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2022-11-02 20:20:36,172 INFO L130 BoogieDeclarations]: Found specification of procedure copy_complete [2022-11-02 20:20:36,173 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_complete [2022-11-02 20:20:36,173 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2022-11-02 20:20:36,173 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2022-11-02 20:20:36,173 INFO L130 BoogieDeclarations]: Found specification of procedure __resize_space_map [2022-11-02 20:20:36,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __resize_space_map [2022-11-02 20:20:36,173 INFO L130 BoogieDeclarations]: Found specification of procedure pool_presuspend [2022-11-02 20:20:36,174 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_presuspend [2022-11-02 20:20:36,174 INFO L130 BoogieDeclarations]: Found specification of procedure inc_remap_and_issue_cell [2022-11-02 20:20:36,174 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_remap_and_issue_cell [2022-11-02 20:20:36,174 INFO L130 BoogieDeclarations]: Found specification of procedure pool_message [2022-11-02 20:20:36,174 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_message [2022-11-02 20:20:36,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:20:36,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:20:36,175 INFO L130 BoogieDeclarations]: Found specification of procedure break_up_discard_bio [2022-11-02 20:20:36,175 INFO L138 BoogieDeclarations]: Found implementation of procedure break_up_discard_bio [2022-11-02 20:20:36,175 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_cell_no_passdown [2022-11-02 20:20:36,175 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_cell_no_passdown [2022-11-02 20:20:36,175 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_inc_block [2022-11-02 20:20:36,176 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_inc_block [2022-11-02 20:20:36,176 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_block_is_used [2022-11-02 20:20:36,176 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_block_is_used [2022-11-02 20:20:36,176 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-02 20:20:36,176 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-02 20:20:36,176 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoull [2022-11-02 20:20:36,176 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoull [2022-11-02 20:20:36,177 INFO L130 BoogieDeclarations]: Found specification of procedure commit [2022-11-02 20:20:36,177 INFO L138 BoogieDeclarations]: Found implementation of procedure commit [2022-11-02 20:20:36,177 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_get_queue [2022-11-02 20:20:36,177 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_get_queue [2022-11-02 20:20:36,177 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_get_md [2022-11-02 20:20:36,177 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_get_md [2022-11-02 20:20:36,178 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_mapping [2022-11-02 20:20:36,178 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_mapping [2022-11-02 20:20:36,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-02 20:20:36,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-02 20:20:36,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-02 20:20:36,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-02 20:20:36,179 INFO L130 BoogieDeclarations]: Found specification of procedure dm_per_bio_data [2022-11-02 20:20:36,179 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_per_bio_data [2022-11-02 20:20:36,179 INFO L130 BoogieDeclarations]: Found specification of procedure blk_limits_io_min [2022-11-02 20:20:36,179 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_limits_io_min [2022-11-02 20:20:36,179 INFO L130 BoogieDeclarations]: Found specification of procedure process_thin_deferred_bios [2022-11-02 20:20:36,179 INFO L138 BoogieDeclarations]: Found implementation of procedure process_thin_deferred_bios [2022-11-02 20:20:36,179 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-11-02 20:20:36,180 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-11-02 20:20:36,180 INFO L130 BoogieDeclarations]: Found specification of procedure do_waker [2022-11-02 20:20:36,180 INFO L138 BoogieDeclarations]: Found implementation of procedure do_waker [2022-11-02 20:20:36,180 INFO L130 BoogieDeclarations]: Found specification of procedure get_dev_size [2022-11-02 20:20:36,180 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dev_size [2022-11-02 20:20:36,180 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_issue_prefetches [2022-11-02 20:20:36,181 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_issue_prefetches [2022-11-02 20:20:36,181 INFO L130 BoogieDeclarations]: Found specification of procedure thin_postsuspend [2022-11-02 20:20:36,181 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_postsuspend [2022-11-02 20:20:36,181 INFO L130 BoogieDeclarations]: Found specification of procedure __process_bio_read_only [2022-11-02 20:20:36,181 INFO L138 BoogieDeclarations]: Found implementation of procedure __process_bio_read_only [2022-11-02 20:20:36,181 INFO L130 BoogieDeclarations]: Found specification of procedure process_deferred_bios [2022-11-02 20:20:36,182 INFO L138 BoogieDeclarations]: Found implementation of procedure process_deferred_bios [2022-11-02 20:20:36,182 INFO L130 BoogieDeclarations]: Found specification of procedure thin_map [2022-11-02 20:20:36,182 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_map [2022-11-02 20:20:36,182 INFO L130 BoogieDeclarations]: Found specification of procedure pool_presuspend_undo [2022-11-02 20:20:36,182 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_presuspend_undo [2022-11-02 20:20:36,182 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-02 20:20:36,182 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-02 20:20:36,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-02 20:20:36,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-02 20:20:36,183 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-11-02 20:20:36,183 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-11-02 20:20:36,183 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_discard_no_passdown [2022-11-02 20:20:36,183 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_discard_no_passdown [2022-11-02 20:20:36,184 INFO L130 BoogieDeclarations]: Found specification of procedure __begin_transaction [2022-11-02 20:20:36,184 INFO L138 BoogieDeclarations]: Found implementation of procedure __begin_transaction [2022-11-02 20:20:36,184 INFO L130 BoogieDeclarations]: Found specification of procedure pool_postsuspend [2022-11-02 20:20:36,184 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_postsuspend [2022-11-02 20:20:36,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-02 20:20:36,184 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-02 20:20:36,185 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-02 20:20:36,185 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-02 20:20:36,185 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_location [2022-11-02 20:20:36,185 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_location [2022-11-02 20:20:36,185 INFO L130 BoogieDeclarations]: Found specification of procedure maybe_resize_metadata_dev [2022-11-02 20:20:36,185 INFO L138 BoogieDeclarations]: Found implementation of procedure maybe_resize_metadata_dev [2022-11-02 20:20:36,185 INFO L130 BoogieDeclarations]: Found specification of procedure __open_device [2022-11-02 20:20:36,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_device [2022-11-02 20:20:36,186 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_prison_destroy [2022-11-02 20:20:36,186 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_prison_destroy [2022-11-02 20:20:36,186 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-11-02 20:20:36,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-11-02 20:20:36,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_29 [2022-11-02 20:20:36,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_29 [2022-11-02 20:20:36,187 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_event [2022-11-02 20:20:36,187 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_event [2022-11-02 20:20:36,187 INFO L130 BoogieDeclarations]: Found specification of procedure dm_unregister_target [2022-11-02 20:20:36,187 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_unregister_target [2022-11-02 20:20:36,187 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put [2022-11-02 20:20:36,188 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put [2022-11-02 20:20:36,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:20:36,188 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-02 20:20:36,188 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-02 20:20:36,188 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_dec [2022-11-02 20:20:36,188 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_dec [2022-11-02 20:20:36,188 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2022-11-02 20:20:36,189 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2022-11-02 20:20:36,189 INFO L130 BoogieDeclarations]: Found specification of procedure build_virtual_key [2022-11-02 20:20:36,189 INFO L138 BoogieDeclarations]: Found implementation of procedure build_virtual_key [2022-11-02 20:20:36,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 20:20:36,189 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_inc [2022-11-02 20:20:36,189 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_inc [2022-11-02 20:20:36,190 INFO L130 BoogieDeclarations]: Found specification of procedure __format_metadata [2022-11-02 20:20:36,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __format_metadata [2022-11-02 20:20:36,191 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dm_block_t~0~TO~int [2022-11-02 20:20:36,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dm_block_t~0~TO~int [2022-11-02 20:20:36,191 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2022-11-02 20:20:36,191 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2022-11-02 20:20:36,191 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2022-11-02 20:20:36,192 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2022-11-02 20:20:36,192 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_close_thin_device [2022-11-02 20:20:36,192 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_close_thin_device [2022-11-02 20:20:36,192 INFO L130 BoogieDeclarations]: Found specification of procedure set_pool_mode [2022-11-02 20:20:36,192 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pool_mode [2022-11-02 20:20:36,192 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_destroy [2022-11-02 20:20:36,192 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_destroy [2022-11-02 20:20:36,193 INFO L130 BoogieDeclarations]: Found specification of procedure maybe_resize_data_dev [2022-11-02 20:20:36,193 INFO L138 BoogieDeclarations]: Found implementation of procedure maybe_resize_data_dev [2022-11-02 20:20:36,193 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2022-11-02 20:20:36,193 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2022-11-02 20:20:36,193 INFO L130 BoogieDeclarations]: Found specification of procedure read_dev_id [2022-11-02 20:20:36,193 INFO L138 BoogieDeclarations]: Found implementation of procedure read_dev_id [2022-11-02 20:20:36,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 20:20:36,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_33 [2022-11-02 20:20:36,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_33 [2022-11-02 20:20:36,194 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_data [2022-11-02 20:20:36,194 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_data [2022-11-02 20:20:36,194 INFO L130 BoogieDeclarations]: Found specification of procedure remap_to_origin_and_issue [2022-11-02 20:20:36,194 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_to_origin_and_issue [2022-11-02 20:20:36,195 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_commit [2022-11-02 20:20:36,195 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_commit [2022-11-02 20:20:36,195 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-11-02 20:20:36,195 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-11-02 20:20:36,195 INFO L130 BoogieDeclarations]: Found specification of procedure __merge_bio_list [2022-11-02 20:20:36,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __merge_bio_list [2022-11-02 20:20:36,196 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-02 20:20:36,196 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-02 20:20:36,196 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_dec_block [2022-11-02 20:20:36,196 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_dec_block [2022-11-02 20:20:36,196 INFO L130 BoogieDeclarations]: Found specification of procedure pool_dtr [2022-11-02 20:20:36,196 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_dtr [2022-11-02 20:20:36,196 INFO L130 BoogieDeclarations]: Found specification of procedure get_first_thin [2022-11-02 20:20:36,197 INFO L138 BoogieDeclarations]: Found implementation of procedure get_first_thin [2022-11-02 20:20:36,197 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-02 20:20:36,197 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-02 20:20:36,197 INFO L130 BoogieDeclarations]: Found specification of procedure __open_or_format_metadata [2022-11-02 20:20:36,197 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_or_format_metadata [2022-11-02 20:20:36,197 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_commit_metadata [2022-11-02 20:20:36,198 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_commit_metadata [2022-11-02 20:20:36,198 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_init [2022-11-02 20:20:36,198 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_init [2022-11-02 20:20:36,198 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2022-11-02 20:20:36,198 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2022-11-02 20:20:36,198 INFO L130 BoogieDeclarations]: Found specification of procedure get_pool_mode [2022-11-02 20:20:36,198 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pool_mode [2022-11-02 20:20:36,199 INFO L130 BoogieDeclarations]: Found specification of procedure notify_of_pool_mode_change [2022-11-02 20:20:36,199 INFO L138 BoogieDeclarations]: Found implementation of procedure notify_of_pool_mode_change [2022-11-02 20:20:36,199 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put_device [2022-11-02 20:20:36,199 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put_device [2022-11-02 20:20:36,199 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-02 20:20:36,199 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-02 20:20:36,200 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue_overwrite [2022-11-02 20:20:36,200 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue_overwrite [2022-11-02 20:20:36,200 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_insert [2022-11-02 20:20:36,200 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_insert [2022-11-02 20:20:36,200 INFO L130 BoogieDeclarations]: Found specification of procedure wake_worker [2022-11-02 20:20:36,200 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_worker [2022-11-02 20:20:36,201 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_unlock [2022-11-02 20:20:36,201 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_unlock [2022-11-02 20:20:36,201 INFO L130 BoogieDeclarations]: Found specification of procedure io_overwrites_block [2022-11-02 20:20:36,201 INFO L138 BoogieDeclarations]: Found implementation of procedure io_overwrites_block [2022-11-02 20:20:36,201 INFO L130 BoogieDeclarations]: Found specification of procedure build_data_key [2022-11-02 20:20:36,201 INFO L138 BoogieDeclarations]: Found implementation of procedure build_data_key [2022-11-02 20:20:36,201 INFO L130 BoogieDeclarations]: Found specification of procedure get_bio_block [2022-11-02 20:20:36,202 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bio_block [2022-11-02 20:20:36,202 INFO L130 BoogieDeclarations]: Found specification of procedure process_bio [2022-11-02 20:20:36,202 INFO L138 BoogieDeclarations]: Found implementation of procedure process_bio [2022-11-02 20:20:36,202 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_create [2022-11-02 20:20:36,202 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_create [2022-11-02 20:20:36,202 INFO L130 BoogieDeclarations]: Found specification of procedure zero_fill_bio [2022-11-02 20:20:36,203 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_fill_bio [2022-11-02 20:20:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure thin_iterate_devices [2022-11-02 20:20:36,203 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_iterate_devices [2022-11-02 20:20:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_read_lock [2022-11-02 20:20:36,203 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_read_lock [2022-11-02 20:20:36,203 INFO L130 BoogieDeclarations]: Found specification of procedure provision_block [2022-11-02 20:20:36,204 INFO L138 BoogieDeclarations]: Found implementation of procedure provision_block [2022-11-02 20:20:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-02 20:20:36,204 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-02 20:20:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure __open_metadata [2022-11-02 20:20:36,204 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_metadata [2022-11-02 20:20:36,204 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu [2022-11-02 20:20:36,204 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu [2022-11-02 20:20:36,205 INFO L130 BoogieDeclarations]: Found specification of procedure issue_discard [2022-11-02 20:20:36,205 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_discard [2022-11-02 20:20:36,205 INFO L130 BoogieDeclarations]: Found specification of procedure dm_device_name [2022-11-02 20:20:36,205 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_device_name [2022-11-02 20:20:36,205 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-02 20:20:36,205 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-02 20:20:36,206 INFO L130 BoogieDeclarations]: Found specification of procedure abort_transaction [2022-11-02 20:20:36,206 INFO L138 BoogieDeclarations]: Found implementation of procedure abort_transaction [2022-11-02 20:20:36,206 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2022-11-02 20:20:36,206 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2022-11-02 20:20:36,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:20:36,206 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue_shared_cell [2022-11-02 20:20:36,206 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue_shared_cell [2022-11-02 20:20:36,207 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_zero [2022-11-02 20:20:36,222 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_zero [2022-11-02 20:20:36,223 INFO L130 BoogieDeclarations]: Found specification of procedure __setup_btree_details [2022-11-02 20:20:36,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __setup_btree_details [2022-11-02 20:20:36,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-02 20:20:36,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-02 20:20:36,227 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_free_block_count [2022-11-02 20:20:36,228 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_free_block_count [2022-11-02 20:20:36,228 INFO L130 BoogieDeclarations]: Found specification of procedure pool_map [2022-11-02 20:20:36,228 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_map [2022-11-02 20:20:36,228 INFO L130 BoogieDeclarations]: Found specification of procedure __commit_transaction [2022-11-02 20:20:36,228 INFO L138 BoogieDeclarations]: Found implementation of procedure __commit_transaction [2022-11-02 20:20:36,228 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_lookup [2022-11-02 20:20:36,228 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_lookup [2022-11-02 20:20:36,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-02 20:20:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-02 20:20:36,229 INFO L130 BoogieDeclarations]: Found specification of procedure error_bio_list [2022-11-02 20:20:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure error_bio_list [2022-11-02 20:20:36,229 INFO L130 BoogieDeclarations]: Found specification of procedure pool_work_complete [2022-11-02 20:20:36,229 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_work_complete [2022-11-02 20:20:36,230 INFO L130 BoogieDeclarations]: Found specification of procedure cell_defer_no_holder [2022-11-02 20:20:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_defer_no_holder [2022-11-02 20:20:36,230 INFO L130 BoogieDeclarations]: Found specification of procedure superblock_lock [2022-11-02 20:20:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure superblock_lock [2022-11-02 20:20:36,230 INFO L130 BoogieDeclarations]: Found specification of procedure retry_on_resume [2022-11-02 20:20:36,230 INFO L138 BoogieDeclarations]: Found implementation of procedure retry_on_resume [2022-11-02 20:20:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-02 20:20:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-02 20:20:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure pool_merge [2022-11-02 20:20:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_merge [2022-11-02 20:20:36,231 INFO L130 BoogieDeclarations]: Found specification of procedure cell_error [2022-11-02 20:20:36,231 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_error [2022-11-02 20:20:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-02 20:20:36,232 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-02 20:20:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_add [2022-11-02 20:20:36,232 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_add [2022-11-02 20:20:36,232 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_abort_metadata [2022-11-02 20:20:36,232 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_abort_metadata [2022-11-02 20:20:36,233 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2022-11-02 20:20:36,233 INFO L138 BoogieDeclarations]: Found implementation of procedure strcasecmp [2022-11-02 20:20:36,233 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_inc [2022-11-02 20:20:36,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_inc [2022-11-02 20:20:36,233 INFO L130 BoogieDeclarations]: Found specification of procedure metadata_operation_failed [2022-11-02 20:20:36,233 INFO L138 BoogieDeclarations]: Found implementation of procedure metadata_operation_failed [2022-11-02 20:20:36,233 INFO L130 BoogieDeclarations]: Found specification of procedure check_arg_count [2022-11-02 20:20:36,234 INFO L138 BoogieDeclarations]: Found implementation of procedure check_arg_count [2022-11-02 20:20:36,234 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_get_nr_blocks [2022-11-02 20:20:36,234 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_get_nr_blocks [2022-11-02 20:20:36,234 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue [2022-11-02 20:20:36,234 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue [2022-11-02 20:20:36,234 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-11-02 20:20:36,235 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-11-02 20:20:36,235 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_merge [2022-11-02 20:20:36,235 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_merge [2022-11-02 20:20:36,235 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_dec [2022-11-02 20:20:36,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_dec [2022-11-02 20:20:36,235 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_destroy [2022-11-02 20:20:36,236 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_destroy [2022-11-02 20:20:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure process_shared_bio [2022-11-02 20:20:36,236 INFO L138 BoogieDeclarations]: Found implementation of procedure process_shared_bio [2022-11-02 20:20:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2022-11-02 20:20:36,236 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2022-11-02 20:20:36,236 INFO L130 BoogieDeclarations]: Found specification of procedure bio_detain [2022-11-02 20:20:36,237 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_detain [2022-11-02 20:20:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-02 20:20:36,237 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-02 20:20:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure thin_dtr [2022-11-02 20:20:36,237 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_dtr [2022-11-02 20:20:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free_slab [2022-11-02 20:20:36,237 INFO L130 BoogieDeclarations]: Found specification of procedure __write_initial_superblock [2022-11-02 20:20:36,238 INFO L138 BoogieDeclarations]: Found implementation of procedure __write_initial_superblock [2022-11-02 20:20:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_prison_free_cell [2022-11-02 20:20:36,238 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_prison_free_cell [2022-11-02 20:20:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_next_mapping [2022-11-02 20:20:36,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_next_mapping [2022-11-02 20:20:36,238 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_destroy [2022-11-02 20:20:36,239 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_destroy [2022-11-02 20:20:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure handle_unserviceable_bio [2022-11-02 20:20:36,239 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_unserviceable_bio [2022-11-02 20:20:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-02 20:20:36,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-02 20:20:36,239 INFO L130 BoogieDeclarations]: Found specification of procedure __destroy_persistent_data_objects [2022-11-02 20:20:36,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __destroy_persistent_data_objects [2022-11-02 20:20:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_copy [2022-11-02 20:20:36,240 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_copy [2022-11-02 20:20:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-11-02 20:20:36,240 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-11-02 20:20:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:20:36,240 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-02 20:20:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-02 20:20:36,241 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_unlock [2022-11-02 20:20:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_unlock [2022-11-02 20:20:36,241 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2022-11-02 20:20:36,241 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2022-11-02 20:20:36,241 INFO L130 BoogieDeclarations]: Found specification of procedure dm_get_device [2022-11-02 20:20:36,242 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_get_device [2022-11-02 20:20:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure process_cell [2022-11-02 20:20:36,242 INFO L138 BoogieDeclarations]: Found implementation of procedure process_cell [2022-11-02 20:20:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure process_thin_deferred_cells [2022-11-02 20:20:36,242 INFO L138 BoogieDeclarations]: Found implementation of procedure process_thin_deferred_cells [2022-11-02 20:20:36,242 INFO L130 BoogieDeclarations]: Found specification of procedure pool_resume [2022-11-02 20:20:36,242 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_resume [2022-11-02 20:20:38,179 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:20:38,187 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:20:38,678 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-02 20:20:54,388 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:20:54,434 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:20:54,434 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-02 20:20:54,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:20:54 BoogieIcfgContainer [2022-11-02 20:20:54,445 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:20:54,448 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:20:54,448 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:20:54,453 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:20:54,453 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:20:28" (1/3) ... [2022-11-02 20:20:54,454 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@288fcde2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:20:54, skipping insertion in model container [2022-11-02 20:20:54,454 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:20:34" (2/3) ... [2022-11-02 20:20:54,455 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@288fcde2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:20:54, skipping insertion in model container [2022-11-02 20:20:54,455 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:20:54" (3/3) ... [2022-11-02 20:20:54,456 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i [2022-11-02 20:20:54,488 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:20:54,489 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:20:54,677 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:20:54,689 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;@4a11d45b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:20:54,689 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:20:54,711 INFO L276 IsEmpty]: Start isEmpty. Operand has 4314 states, 2816 states have (on average 1.3014914772727273) internal successors, (3665), 2931 states have internal predecessors, (3665), 1212 states have call successors, (1212), 285 states have call predecessors, (1212), 284 states have return successors, (1204), 1166 states have call predecessors, (1204), 1204 states have call successors, (1204) [2022-11-02 20:20:54,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2022-11-02 20:20:54,794 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:20:54,796 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:20:54,797 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:20:54,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:20:54,807 INFO L85 PathProgramCache]: Analyzing trace with hash -1169478115, now seen corresponding path program 1 times [2022-11-02 20:20:54,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:20:54,819 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357513773] [2022-11-02 20:20:54,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:20:54,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:20:55,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:55,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:20:55,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:55,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:55,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:55,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:20:55,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:55,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 20:20:55,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:55,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:55,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:55,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:20:55,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:55,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 20:20:55,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:55,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:55,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:20:56,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 20:20:56,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:56,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:20:56,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-02 20:20:56,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:56,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:20:56,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-02 20:20:56,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:56,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:20:56,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-02 20:20:56,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:56,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:20:56,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-02 20:20:56,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:56,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:20:56,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-02 20:20:56,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:56,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:20:56,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 20:20:56,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:56,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:20:56,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-02 20:20:56,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:56,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:20:56,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-02 20:20:56,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:56,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:20:56,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-02 20:20:56,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:56,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:20:56,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-02 20:20:56,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:56,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:20:56,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-02 20:20:56,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:56,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:20:56,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-11-02 20:20:56,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:56,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:20:56,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-11-02 20:20:56,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:56,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:56,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-11-02 20:20:56,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:57,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:57,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:57,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2022-11-02 20:20:57,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:57,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:57,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:57,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-11-02 20:20:57,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:57,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:57,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:57,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-11-02 20:20:57,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:57,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:57,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:57,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-11-02 20:20:57,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:57,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:57,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:57,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2022-11-02 20:20:57,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:57,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:57,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:57,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-11-02 20:20:57,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:57,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:57,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:57,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-11-02 20:20:57,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:57,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:57,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:57,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-11-02 20:20:57,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:57,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:57,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:57,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-11-02 20:20:57,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:57,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:57,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:57,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-11-02 20:20:57,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:57,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:57,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:57,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-11-02 20:20:57,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:57,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:57,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:57,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-11-02 20:20:57,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:57,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:20:57,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:57,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-11-02 20:20:57,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:20:57,455 INFO L134 CoverageAnalysis]: Checked inductivity of 2499 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2499 trivial. 0 not checked. [2022-11-02 20:20:57,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:20:57,457 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357513773] [2022-11-02 20:20:57,457 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1357513773] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:20:57,458 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:20:57,458 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-02 20:20:57,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729762782] [2022-11-02 20:20:57,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:20:57,467 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-02 20:20:57,467 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:20:57,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-02 20:20:57,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:20:57,514 INFO L87 Difference]: Start difference. First operand has 4314 states, 2816 states have (on average 1.3014914772727273) internal successors, (3665), 2931 states have internal predecessors, (3665), 1212 states have call successors, (1212), 285 states have call predecessors, (1212), 284 states have return successors, (1204), 1166 states have call predecessors, (1204), 1204 states have call successors, (1204) Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (37), 5 states have call predecessors, (37), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-11-02 20:21:15,009 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 20:21:17,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:21:19,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:21:25,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:21:27,543 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:21:29,569 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:21:36,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:21:36,386 INFO L93 Difference]: Finished difference Result 9595 states and 14257 transitions. [2022-11-02 20:21:36,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 20:21:36,390 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (37), 5 states have call predecessors, (37), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 439 [2022-11-02 20:21:36,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:21:36,484 INFO L225 Difference]: With dead ends: 9595 [2022-11-02 20:21:36,484 INFO L226 Difference]: Without dead ends: 5252 [2022-11-02 20:21:36,527 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:21:36,537 INFO L413 NwaCegarLoop]: 5579 mSDtfsCounter, 3128 mSDsluCounter, 6482 mSDsCounter, 0 mSdLazyCounter, 5895 mSolverCounterSat, 3438 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3301 SdHoareTripleChecker+Valid, 12061 SdHoareTripleChecker+Invalid, 9339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3438 IncrementalHoareTripleChecker+Valid, 5895 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.7s IncrementalHoareTripleChecker+Time [2022-11-02 20:21:36,539 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3301 Valid, 12061 Invalid, 9339 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3438 Valid, 5895 Invalid, 6 Unknown, 0 Unchecked, 37.7s Time] [2022-11-02 20:21:36,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5252 states. [2022-11-02 20:21:36,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5252 to 4281. [2022-11-02 20:21:36,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4281 states, 2795 states have (on average 1.295169946332737) internal successors, (3620), 2900 states have internal predecessors, (3620), 1202 states have call successors, (1202), 284 states have call predecessors, (1202), 283 states have return successors, (1201), 1163 states have call predecessors, (1201), 1201 states have call successors, (1201) [2022-11-02 20:21:36,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4281 states to 4281 states and 6023 transitions. [2022-11-02 20:21:36,983 INFO L78 Accepts]: Start accepts. Automaton has 4281 states and 6023 transitions. Word has length 439 [2022-11-02 20:21:36,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:21:36,984 INFO L495 AbstractCegarLoop]: Abstraction has 4281 states and 6023 transitions. [2022-11-02 20:21:36,984 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (37), 5 states have call predecessors, (37), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-11-02 20:21:36,984 INFO L276 IsEmpty]: Start isEmpty. Operand 4281 states and 6023 transitions. [2022-11-02 20:21:36,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2022-11-02 20:21:36,998 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:21:36,999 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:21:36,999 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 20:21:37,000 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:21:37,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:21:37,001 INFO L85 PathProgramCache]: Analyzing trace with hash -1026393603, now seen corresponding path program 1 times [2022-11-02 20:21:37,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:21:37,001 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209092027] [2022-11-02 20:21:37,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:21:37,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:21:37,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:37,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:21:37,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:37,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:21:37,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:37,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:21:37,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:37,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 20:21:37,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:37,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:21:37,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:37,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:21:37,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:37,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 20:21:37,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:37,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:21:37,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:37,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:21:37,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:37,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 20:21:37,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:37,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:21:37,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:37,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:21:37,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:37,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-02 20:21:37,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:37,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:21:37,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:37,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:21:37,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:37,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-02 20:21:37,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:37,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:21:37,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:37,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:21:37,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:37,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-02 20:21:37,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:37,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:21:37,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:37,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:21:37,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:37,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-02 20:21:37,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:37,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:21:37,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:37,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:21:37,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:37,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-02 20:21:37,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:37,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:21:37,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:37,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:21:37,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 20:21:38,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:21:38,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:21:38,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-02 20:21:38,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:21:38,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:21:38,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-02 20:21:38,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:21:38,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:21:38,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-02 20:21:38,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:21:38,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:21:38,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-02 20:21:38,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:21:38,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:21:38,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-02 20:21:38,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:21:38,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:21:38,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-11-02 20:21:38,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:21:38,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:21:38,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-11-02 20:21:38,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:21:38,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-11-02 20:21:38,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:21:38,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2022-11-02 20:21:38,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:21:38,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-11-02 20:21:38,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:21:38,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-11-02 20:21:38,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:21:38,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-11-02 20:21:38,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:21:38,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2022-11-02 20:21:38,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:21:38,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-11-02 20:21:38,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:21:38,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-11-02 20:21:38,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:21:38,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-11-02 20:21:38,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:21:38,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-11-02 20:21:38,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:21:38,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-11-02 20:21:38,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:21:38,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-11-02 20:21:38,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:21:38,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-11-02 20:21:38,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:21:38,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2022-11-02 20:21:38,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:21:38,661 INFO L134 CoverageAnalysis]: Checked inductivity of 2499 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2499 trivial. 0 not checked. [2022-11-02 20:21:38,661 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:21:38,661 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1209092027] [2022-11-02 20:21:38,662 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1209092027] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:21:38,662 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:21:38,662 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:21:38,662 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969985206] [2022-11-02 20:21:38,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:21:38,666 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:21:38,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:21:38,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:21:38,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:21:38,668 INFO L87 Difference]: Start difference. First operand 4281 states and 6023 transitions. Second operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (37), 5 states have call predecessors, (37), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-11-02 20:21:52,579 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 20:21:56,263 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:22:07,772 WARN L539 Checker$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 20:22:12,936 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:22:17,481 WARN L539 Checker$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 20:22:23,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:23,752 INFO L93 Difference]: Finished difference Result 14338 states and 20765 transitions. [2022-11-02 20:22:23,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:22:23,753 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (37), 5 states have call predecessors, (37), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 439 [2022-11-02 20:22:23,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:23,853 INFO L225 Difference]: With dead ends: 14338 [2022-11-02 20:22:23,854 INFO L226 Difference]: Without dead ends: 10123 [2022-11-02 20:22:23,882 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-02 20:22:23,883 INFO L413 NwaCegarLoop]: 6527 mSDtfsCounter, 11077 mSDsluCounter, 9266 mSDsCounter, 0 mSdLazyCounter, 9314 mSolverCounterSat, 7848 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 39.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11853 SdHoareTripleChecker+Valid, 15793 SdHoareTripleChecker+Invalid, 17167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 7848 IncrementalHoareTripleChecker+Valid, 9314 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 43.8s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:23,884 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11853 Valid, 15793 Invalid, 17167 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [7848 Valid, 9314 Invalid, 5 Unknown, 0 Unchecked, 43.8s Time] [2022-11-02 20:22:23,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10123 states. [2022-11-02 20:22:24,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10123 to 8208. [2022-11-02 20:22:24,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8208 states, 5353 states have (on average 1.291612180085933) internal successors, (6914), 5561 states have internal predecessors, (6914), 2291 states have call successors, (2291), 564 states have call predecessors, (2291), 563 states have return successors, (2290), 2214 states have call predecessors, (2290), 2290 states have call successors, (2290) [2022-11-02 20:22:24,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8208 states to 8208 states and 11495 transitions. [2022-11-02 20:22:24,695 INFO L78 Accepts]: Start accepts. Automaton has 8208 states and 11495 transitions. Word has length 439 [2022-11-02 20:22:24,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:24,697 INFO L495 AbstractCegarLoop]: Abstraction has 8208 states and 11495 transitions. [2022-11-02 20:22:24,697 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (37), 5 states have call predecessors, (37), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-11-02 20:22:24,697 INFO L276 IsEmpty]: Start isEmpty. Operand 8208 states and 11495 transitions. [2022-11-02 20:22:24,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2022-11-02 20:22:24,721 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:24,721 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 14, 14, 14, 14, 14, 14, 14, 14, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:22:24,722 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-02 20:22:24,722 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:24,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:24,723 INFO L85 PathProgramCache]: Analyzing trace with hash -818475142, now seen corresponding path program 1 times [2022-11-02 20:22:24,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:22:24,723 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604942331] [2022-11-02 20:22:24,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:24,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:22:25,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:22:25,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:25,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:22:25,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 20:22:25,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:25,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:22:25,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 20:22:25,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:25,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:22:25,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 20:22:25,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:25,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:22:25,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-02 20:22:25,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:25,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:22:25,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-02 20:22:25,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:25,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:22:25,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-02 20:22:25,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:25,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:22:25,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-02 20:22:25,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:25,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:22:25,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-02 20:22:25,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:25,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:22:25,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 20:22:25,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:25,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:22:25,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-02 20:22:25,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:25,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:22:25,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-02 20:22:25,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:25,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:22:25,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-02 20:22:25,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:25,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:22:25,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-02 20:22:25,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:25,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:22:25,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-02 20:22:25,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:25,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:22:25,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-11-02 20:22:25,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:25,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:22:25,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-11-02 20:22:25,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:25,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:25,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-11-02 20:22:25,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:26,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2022-11-02 20:22:26,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:26,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-11-02 20:22:26,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:26,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-11-02 20:22:26,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:26,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-11-02 20:22:26,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:26,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2022-11-02 20:22:26,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:26,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-11-02 20:22:26,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:26,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-11-02 20:22:26,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:26,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-11-02 20:22:26,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:26,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-11-02 20:22:26,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:26,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-11-02 20:22:26,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:26,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-11-02 20:22:26,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:26,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-11-02 20:22:26,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:26,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 430 [2022-11-02 20:22:26,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 436 [2022-11-02 20:22:26,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 442 [2022-11-02 20:22:26,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2022-11-02 20:22:26,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2022-11-02 20:22:26,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-11-02 20:22:26,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:26,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2022-11-02 20:22:26,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 483 [2022-11-02 20:22:26,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:26,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2508 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2508 trivial. 0 not checked. [2022-11-02 20:22:26,403 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:22:26,403 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1604942331] [2022-11-02 20:22:26,403 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1604942331] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:22:26,404 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:22:26,404 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:22:26,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950226775] [2022-11-02 20:22:26,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:22:26,406 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:22:26,407 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:22:26,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:22:26,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:22:26,409 INFO L87 Difference]: Start difference. First operand 8208 states and 11495 transitions. Second operand has 6 states, 6 states have (on average 17.333333333333332) internal successors, (104), 3 states have internal predecessors, (104), 2 states have call successors, (47), 5 states have call predecessors, (47), 1 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2022-11-02 20:22:41,212 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:22:51,213 WARN L539 Checker$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 20:22:57,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:22:57,522 INFO L93 Difference]: Finished difference Result 26153 states and 37556 transitions. [2022-11-02 20:22:57,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-02 20:22:57,523 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 17.333333333333332) internal successors, (104), 3 states have internal predecessors, (104), 2 states have call successors, (47), 5 states have call predecessors, (47), 1 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 496 [2022-11-02 20:22:57,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:22:57,640 INFO L225 Difference]: With dead ends: 26153 [2022-11-02 20:22:57,641 INFO L226 Difference]: Without dead ends: 18021 [2022-11-02 20:22:57,677 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 179 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-11-02 20:22:57,679 INFO L413 NwaCegarLoop]: 8236 mSDtfsCounter, 11165 mSDsluCounter, 8067 mSDsCounter, 0 mSdLazyCounter, 7307 mSolverCounterSat, 8809 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11815 SdHoareTripleChecker+Valid, 16303 SdHoareTripleChecker+Invalid, 16118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8809 IncrementalHoareTripleChecker+Valid, 7307 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.8s IncrementalHoareTripleChecker+Time [2022-11-02 20:22:57,679 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11815 Valid, 16303 Invalid, 16118 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8809 Valid, 7307 Invalid, 2 Unknown, 0 Unchecked, 29.8s Time] [2022-11-02 20:22:57,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18021 states. [2022-11-02 20:22:58,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18021 to 14600. [2022-11-02 20:22:58,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14600 states, 9460 states have (on average 1.2841437632135306) internal successors, (12148), 9867 states have internal predecessors, (12148), 4053 states have call successors, (4053), 1087 states have call predecessors, (4053), 1086 states have return successors, (4052), 3901 states have call predecessors, (4052), 4052 states have call successors, (4052) [2022-11-02 20:22:58,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14600 states to 14600 states and 20253 transitions. [2022-11-02 20:22:58,598 INFO L78 Accepts]: Start accepts. Automaton has 14600 states and 20253 transitions. Word has length 496 [2022-11-02 20:22:58,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:22:58,604 INFO L495 AbstractCegarLoop]: Abstraction has 14600 states and 20253 transitions. [2022-11-02 20:22:58,605 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.333333333333332) internal successors, (104), 3 states have internal predecessors, (104), 2 states have call successors, (47), 5 states have call predecessors, (47), 1 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2022-11-02 20:22:58,605 INFO L276 IsEmpty]: Start isEmpty. Operand 14600 states and 20253 transitions. [2022-11-02 20:22:58,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 522 [2022-11-02 20:22:58,621 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:22:58,622 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 14, 14, 14, 14, 14, 14, 14, 14, 2, 2, 2, 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 20:22:58,622 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-02 20:22:58,622 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:22:58,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:22:58,623 INFO L85 PathProgramCache]: Analyzing trace with hash -319142304, now seen corresponding path program 1 times [2022-11-02 20:22:58,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:22:58,623 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196989059] [2022-11-02 20:22:58,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:22:58,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:22:58,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:22:59,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:59,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:22:59,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-02 20:22:59,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:59,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:22:59,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 20:22:59,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:59,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:22:59,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-11-02 20:22:59,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:59,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:22:59,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-02 20:22:59,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:59,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:22:59,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-11-02 20:22:59,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:59,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:22:59,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-11-02 20:22:59,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:59,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:22:59,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-11-02 20:22:59,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:59,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:22:59,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-11-02 20:22:59,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:59,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:22:59,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-02 20:22:59,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:59,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:22:59,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-11-02 20:22:59,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:59,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:22:59,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-11-02 20:22:59,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:59,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:22:59,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-11-02 20:22:59,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:59,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:22:59,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-11-02 20:22:59,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:59,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:22:59,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-11-02 20:22:59,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:59,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:22:59,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-11-02 20:22:59,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:59,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:22:59,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-11-02 20:22:59,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:59,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-11-02 20:22:59,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:59,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2022-11-02 20:22:59,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:59,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-11-02 20:22:59,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:59,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-11-02 20:22:59,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:59,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-11-02 20:22:59,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:59,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2022-11-02 20:22:59,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:22:59,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:22:59,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-11-02 20:22:59,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:00,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:23:00,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:00,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-11-02 20:23:00,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:00,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:23:00,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:00,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-11-02 20:23:00,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:00,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:23:00,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:00,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-11-02 20:23:00,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:00,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:23:00,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:00,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-11-02 20:23:00,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:00,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:23:00,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:00,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-11-02 20:23:00,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:00,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:23:00,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:00,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-11-02 20:23:00,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:00,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:23:00,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:00,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2022-11-02 20:23:00,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:00,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-11-02 20:23:00,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:00,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2022-11-02 20:23:00,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:00,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:23:00,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:00,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:23:00,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:00,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-11-02 20:23:00,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:00,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2022-11-02 20:23:00,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:00,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:23:00,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:00,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:23:00,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:00,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2022-11-02 20:23:00,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:00,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-02 20:23:00,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:00,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:23:00,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:00,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2022-11-02 20:23:00,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:23:00,333 INFO L134 CoverageAnalysis]: Checked inductivity of 3218 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3218 trivial. 0 not checked. [2022-11-02 20:23:00,333 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:23:00,333 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196989059] [2022-11-02 20:23:00,334 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196989059] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:23:00,334 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:23:00,334 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-02 20:23:00,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106026082] [2022-11-02 20:23:00,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:23:00,335 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-02 20:23:00,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:23:00,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-02 20:23:00,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-11-02 20:23:00,337 INFO L87 Difference]: Start difference. First operand 14600 states and 20253 transitions. Second operand has 7 states, 7 states have (on average 13.714285714285714) internal successors, (96), 3 states have internal predecessors, (96), 3 states have call successors, (43), 7 states have call predecessors, (43), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2022-11-02 20:23:16,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:23:18,587 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:23:26,773 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:23:28,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-02 20:23:36,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:23:36,135 INFO L93 Difference]: Finished difference Result 19130 states and 27931 transitions. [2022-11-02 20:23:36,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-02 20:23:36,136 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.714285714285714) internal successors, (96), 3 states have internal predecessors, (96), 3 states have call successors, (43), 7 states have call predecessors, (43), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 521 [2022-11-02 20:23:36,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:23:36,139 INFO L225 Difference]: With dead ends: 19130 [2022-11-02 20:23:36,139 INFO L226 Difference]: Without dead ends: 0 [2022-11-02 20:23:36,188 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-11-02 20:23:36,189 INFO L413 NwaCegarLoop]: 5592 mSDtfsCounter, 8520 mSDsluCounter, 8648 mSDsCounter, 0 mSdLazyCounter, 8746 mSolverCounterSat, 5362 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9103 SdHoareTripleChecker+Valid, 14240 SdHoareTripleChecker+Invalid, 14112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5362 IncrementalHoareTripleChecker+Valid, 8746 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.6s IncrementalHoareTripleChecker+Time [2022-11-02 20:23:36,189 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9103 Valid, 14240 Invalid, 14112 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5362 Valid, 8746 Invalid, 4 Unknown, 0 Unchecked, 34.6s Time] [2022-11-02 20:23:36,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-02 20:23:36,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-02 20:23:36,191 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) [2022-11-02 20:23:36,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-02 20:23:36,194 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 521 [2022-11-02 20:23:36,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:23:36,195 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:23:36,195 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.714285714285714) internal successors, (96), 3 states have internal predecessors, (96), 3 states have call successors, (43), 7 states have call predecessors, (43), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2022-11-02 20:23:36,195 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-02 20:23:36,195 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-02 20:23:36,198 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-02 20:23:36,199 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-02 20:23:36,201 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.