./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8946ad2f029076f7c4f90de60a8c48e069f80fec06a0c6d7a5dc3a1fc4182879 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 03:46:39,411 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 03:46:39,413 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 03:46:39,444 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 03:46:39,445 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 03:46:39,446 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 03:46:39,448 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 03:46:39,450 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 03:46:39,452 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 03:46:39,453 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 03:46:39,454 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 03:46:39,455 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 03:46:39,456 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 03:46:39,457 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 03:46:39,459 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 03:46:39,460 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 03:46:39,461 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 03:46:39,462 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 03:46:39,464 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 03:46:39,467 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 03:46:39,468 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 03:46:39,470 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 03:46:39,471 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 03:46:39,472 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 03:46:39,476 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 03:46:39,476 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 03:46:39,477 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 03:46:39,478 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 03:46:39,478 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 03:46:39,480 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 03:46:39,480 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 03:46:39,481 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 03:46:39,482 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 03:46:39,483 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 03:46:39,484 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 03:46:39,484 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 03:46:39,485 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 03:46:39,486 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 03:46:39,486 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 03:46:39,487 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 03:46:39,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 03:46:39,489 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 03:46:39,514 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 03:46:39,514 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 03:46:39,515 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 03:46:39,515 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 03:46:39,516 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 03:46:39,516 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 03:46:39,516 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 03:46:39,516 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 03:46:39,516 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 03:46:39,517 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 03:46:39,517 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 03:46:39,517 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 03:46:39,517 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 03:46:39,517 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 03:46:39,518 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 03:46:39,518 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 03:46:39,518 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 03:46:39,518 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 03:46:39,519 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 03:46:39,519 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 03:46:39,519 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 03:46:39,519 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 03:46:39,520 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 03:46:39,520 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 03:46:39,520 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 03:46:39,520 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 03:46:39,520 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 03:46:39,521 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 03:46:39,521 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 03:46:39,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 03:46:39,521 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 03:46:39,521 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 03:46:39,522 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 03:46:39,522 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 03:46:39,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 03:46:39,522 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 03:46:39,522 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 03:46:39,523 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 03:46:39,523 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8946ad2f029076f7c4f90de60a8c48e069f80fec06a0c6d7a5dc3a1fc4182879 [2021-11-23 03:46:39,747 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 03:46:39,770 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 03:46:39,772 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 03:46:39,774 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 03:46:39,775 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 03:46:39,776 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-11-23 03:46:39,852 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/data/afafddcf0/725430f6a4bc4bc8a140d01a93f4c990/FLAG1900a4e22 [2021-11-23 03:46:40,630 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 03:46:40,631 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-11-23 03:46:40,670 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/data/afafddcf0/725430f6a4bc4bc8a140d01a93f4c990/FLAG1900a4e22 [2021-11-23 03:46:40,755 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/data/afafddcf0/725430f6a4bc4bc8a140d01a93f4c990 [2021-11-23 03:46:40,758 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 03:46:40,760 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 03:46:40,763 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 03:46:40,763 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 03:46:40,767 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 03:46:40,767 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:40" (1/1) ... [2021-11-23 03:46:40,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@557cce6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:40, skipping insertion in model container [2021-11-23 03:46:40,769 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:40" (1/1) ... [2021-11-23 03:46:40,776 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 03:46:40,874 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 03:46:41,816 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_40a17099-537d-477b-934f-8c51616f2c82/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8.cil.out.i[121503,121516] [2021-11-23 03:46:41,849 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 03:46:41,863 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 03:46:42,149 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_40a17099-537d-477b-934f-8c51616f2c82/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8.cil.out.i[121503,121516] [2021-11-23 03:46:42,172 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 03:46:42,236 INFO L208 MainTranslator]: Completed translation [2021-11-23 03:46:42,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:42 WrapperNode [2021-11-23 03:46:42,237 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 03:46:42,238 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 03:46:42,238 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 03:46:42,238 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 03:46:42,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:42" (1/1) ... [2021-11-23 03:46:42,338 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:42" (1/1) ... [2021-11-23 03:46:42,439 INFO L137 Inliner]: procedures = 142, calls = 521, calls flagged for inlining = 83, calls inlined = 83, statements flattened = 1657 [2021-11-23 03:46:42,439 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 03:46:42,440 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 03:46:42,440 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 03:46:42,440 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 03:46:42,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:42" (1/1) ... [2021-11-23 03:46:42,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:42" (1/1) ... [2021-11-23 03:46:42,486 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:42" (1/1) ... [2021-11-23 03:46:42,487 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:42" (1/1) ... [2021-11-23 03:46:42,561 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:42" (1/1) ... [2021-11-23 03:46:42,570 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:42" (1/1) ... [2021-11-23 03:46:42,597 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:42" (1/1) ... [2021-11-23 03:46:42,614 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 03:46:42,626 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 03:46:42,627 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 03:46:42,627 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 03:46:42,628 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:42" (1/1) ... [2021-11-23 03:46:42,636 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 03:46:42,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:46:42,663 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 03:46:42,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 03:46:42,717 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_max_segment_size [2021-11-23 03:46:42,717 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_max_segment_size [2021-11-23 03:46:42,718 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_config_buf [2021-11-23 03:46:42,718 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_config_buf [2021-11-23 03:46:42,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 03:46:42,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 03:46:42,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 03:46:42,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 03:46:42,724 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 03:46:42,724 INFO L130 BoogieDeclarations]: Found specification of procedure req_get_ioprio [2021-11-23 03:46:42,724 INFO L138 BoogieDeclarations]: Found implementation of procedure req_get_ioprio [2021-11-23 03:46:42,725 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2021-11-23 03:46:42,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2021-11-23 03:46:42,725 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 03:46:42,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 03:46:42,725 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2021-11-23 03:46:42,726 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2021-11-23 03:46:42,726 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_buf [2021-11-23 03:46:42,726 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_buf [2021-11-23 03:46:42,726 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 03:46:42,726 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 03:46:42,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 03:46:42,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 03:46:42,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 03:46:42,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 03:46:42,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 03:46:42,727 INFO L130 BoogieDeclarations]: Found specification of procedure index_to_minor [2021-11-23 03:46:42,728 INFO L138 BoogieDeclarations]: Found implementation of procedure index_to_minor [2021-11-23 03:46:42,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 03:46:42,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 03:46:42,728 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 03:46:42,729 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 03:46:42,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 03:46:42,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 03:46:42,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 03:46:42,729 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 03:46:42,730 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 03:46:42,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 03:46:42,730 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_has_feature [2021-11-23 03:46:42,730 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_has_feature [2021-11-23 03:46:42,731 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 03:46:42,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 03:46:42,731 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 03:46:42,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 03:46:42,731 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_remove [2021-11-23 03:46:42,731 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_remove [2021-11-23 03:46:42,732 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_destroy [2021-11-23 03:46:42,732 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_destroy [2021-11-23 03:46:42,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 03:46:42,733 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-23 03:46:42,734 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-23 03:46:42,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 03:46:42,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 03:46:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 03:46:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 03:46:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2021-11-23 03:46:42,736 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2021-11-23 03:46:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_ordered [2021-11-23 03:46:42,737 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_ordered [2021-11-23 03:46:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 03:46:42,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 03:46:42,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 03:46:42,738 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 03:46:42,738 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 03:46:43,200 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 03:46:43,203 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 03:46:43,782 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-23 03:46:44,380 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 03:46:44,823 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 03:46:44,823 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 03:46:44,830 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:46:44 BoogieIcfgContainer [2021-11-23 03:46:44,830 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 03:46:44,834 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 03:46:44,834 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 03:46:44,838 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 03:46:44,838 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:46:40" (1/3) ... [2021-11-23 03:46:44,839 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bdc94b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:46:44, skipping insertion in model container [2021-11-23 03:46:44,839 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:42" (2/3) ... [2021-11-23 03:46:44,840 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bdc94b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:46:44, skipping insertion in model container [2021-11-23 03:46:44,840 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:46:44" (3/3) ... [2021-11-23 03:46:44,841 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-11-23 03:46:44,847 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 03:46:44,848 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 03:46:44,915 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 03:46:44,922 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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, mLoopAccelerationTechnique=FAST_UPR [2021-11-23 03:46:44,923 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 03:46:44,957 INFO L276 IsEmpty]: Start isEmpty. Operand has 303 states, 192 states have (on average 1.328125) internal successors, (255), 204 states have internal predecessors, (255), 84 states have call successors, (84), 26 states have call predecessors, (84), 25 states have return successors, (79), 79 states have call predecessors, (79), 79 states have call successors, (79) [2021-11-23 03:46:44,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 03:46:44,964 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:46:44,965 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-23 03:46:44,965 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:46:44,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:46:44,971 INFO L85 PathProgramCache]: Analyzing trace with hash 119764589, now seen corresponding path program 1 times [2021-11-23 03:46:44,981 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:46:44,981 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396049208] [2021-11-23 03:46:44,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:46:44,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:46:45,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:46:45,361 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 03:46:45,361 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:46:45,362 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396049208] [2021-11-23 03:46:45,362 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1396049208] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:46:45,363 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:46:45,363 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 03:46:45,364 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505073631] [2021-11-23 03:46:45,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:46:45,369 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 03:46:45,370 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:46:45,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 03:46:45,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 03:46:45,441 INFO L87 Difference]: Start difference. First operand has 303 states, 192 states have (on average 1.328125) internal successors, (255), 204 states have internal predecessors, (255), 84 states have call successors, (84), 26 states have call predecessors, (84), 25 states have return successors, (79), 79 states have call predecessors, (79), 79 states have call successors, (79) Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2021-11-23 03:46:46,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:46:46,177 INFO L93 Difference]: Finished difference Result 869 states and 1206 transitions. [2021-11-23 03:46:46,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 03:46:46,180 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 33 [2021-11-23 03:46:46,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:46:46,198 INFO L225 Difference]: With dead ends: 869 [2021-11-23 03:46:46,198 INFO L226 Difference]: Without dead ends: 550 [2021-11-23 03:46:46,205 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 03:46:46,209 INFO L933 BasicCegarLoop]: 412 mSDtfsCounter, 373 mSDsluCounter, 404 mSDsCounter, 0 mSdLazyCounter, 152 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 373 SdHoareTripleChecker+Valid, 747 SdHoareTripleChecker+Invalid, 155 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-23 03:46:46,210 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [373 Valid, 747 Invalid, 155 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 152 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-23 03:46:46,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 550 states. [2021-11-23 03:46:46,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 550 to 547. [2021-11-23 03:46:46,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 547 states, 352 states have (on average 1.2698863636363635) internal successors, (447), 361 states have internal predecessors, (447), 149 states have call successors, (149), 46 states have call predecessors, (149), 45 states have return successors, (147), 147 states have call predecessors, (147), 147 states have call successors, (147) [2021-11-23 03:46:46,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 547 states and 743 transitions. [2021-11-23 03:46:46,312 INFO L78 Accepts]: Start accepts. Automaton has 547 states and 743 transitions. Word has length 33 [2021-11-23 03:46:46,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:46:46,312 INFO L470 AbstractCegarLoop]: Abstraction has 547 states and 743 transitions. [2021-11-23 03:46:46,313 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2021-11-23 03:46:46,313 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 743 transitions. [2021-11-23 03:46:46,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 03:46:46,316 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:46:46,316 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-23 03:46:46,316 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 03:46:46,316 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:46:46,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:46:46,317 INFO L85 PathProgramCache]: Analyzing trace with hash 556444726, now seen corresponding path program 1 times [2021-11-23 03:46:46,317 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:46:46,318 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387083973] [2021-11-23 03:46:46,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:46:46,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:46:46,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:46:46,461 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 03:46:46,461 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:46:46,462 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387083973] [2021-11-23 03:46:46,462 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [387083973] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:46:46,462 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:46:46,462 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 03:46:46,463 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666548009] [2021-11-23 03:46:46,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:46:46,464 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 03:46:46,464 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:46:46,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 03:46:46,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 03:46:46,465 INFO L87 Difference]: Start difference. First operand 547 states and 743 transitions. Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-11-23 03:46:47,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:46:47,116 INFO L93 Difference]: Finished difference Result 1062 states and 1441 transitions. [2021-11-23 03:46:47,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 03:46:47,117 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 36 [2021-11-23 03:46:47,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:46:47,125 INFO L225 Difference]: With dead ends: 1062 [2021-11-23 03:46:47,125 INFO L226 Difference]: Without dead ends: 1056 [2021-11-23 03:46:47,126 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 03:46:47,128 INFO L933 BasicCegarLoop]: 388 mSDtfsCounter, 359 mSDsluCounter, 366 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 359 SdHoareTripleChecker+Valid, 687 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-23 03:46:47,128 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [359 Valid, 687 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-23 03:46:47,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1056 states. [2021-11-23 03:46:47,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1056 to 1056. [2021-11-23 03:46:47,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1056 states, 681 states have (on average 1.2672540381791484) internal successors, (863), 698 states have internal predecessors, (863), 285 states have call successors, (285), 90 states have call predecessors, (285), 89 states have return successors, (283), 283 states have call predecessors, (283), 283 states have call successors, (283) [2021-11-23 03:46:47,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 1056 states and 1431 transitions. [2021-11-23 03:46:47,247 INFO L78 Accepts]: Start accepts. Automaton has 1056 states and 1431 transitions. Word has length 36 [2021-11-23 03:46:47,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:46:47,249 INFO L470 AbstractCegarLoop]: Abstraction has 1056 states and 1431 transitions. [2021-11-23 03:46:47,249 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-11-23 03:46:47,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1056 states and 1431 transitions. [2021-11-23 03:46:47,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 03:46:47,264 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:46:47,264 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-11-23 03:46:47,265 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-23 03:46:47,265 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:46:47,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:46:47,267 INFO L85 PathProgramCache]: Analyzing trace with hash 379831140, now seen corresponding path program 1 times [2021-11-23 03:46:47,267 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:46:47,268 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525452498] [2021-11-23 03:46:47,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:46:47,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:46:47,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:46:47,436 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 03:46:47,437 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:46:47,437 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [525452498] [2021-11-23 03:46:47,437 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [525452498] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:46:47,438 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:46:47,438 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 03:46:47,438 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501522062] [2021-11-23 03:46:47,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:46:47,439 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 03:46:47,439 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:46:47,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 03:46:47,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 03:46:47,440 INFO L87 Difference]: Start difference. First operand 1056 states and 1431 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-11-23 03:46:48,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:46:48,190 INFO L93 Difference]: Finished difference Result 3023 states and 4081 transitions. [2021-11-23 03:46:48,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 03:46:48,191 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 83 [2021-11-23 03:46:48,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:46:48,217 INFO L225 Difference]: With dead ends: 3023 [2021-11-23 03:46:48,218 INFO L226 Difference]: Without dead ends: 1977 [2021-11-23 03:46:48,228 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 03:46:48,237 INFO L933 BasicCegarLoop]: 388 mSDtfsCounter, 326 mSDsluCounter, 368 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 326 SdHoareTripleChecker+Valid, 689 SdHoareTripleChecker+Invalid, 151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-23 03:46:48,241 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [326 Valid, 689 Invalid, 151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 149 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-23 03:46:48,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1977 states. [2021-11-23 03:46:48,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1977 to 1972. [2021-11-23 03:46:48,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1972 states, 1265 states have (on average 1.2608695652173914) internal successors, (1595), 1298 states have internal predecessors, (1595), 531 states have call successors, (531), 176 states have call predecessors, (531), 175 states have return successors, (529), 529 states have call predecessors, (529), 529 states have call successors, (529) [2021-11-23 03:46:48,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1972 states to 1972 states and 2655 transitions. [2021-11-23 03:46:48,406 INFO L78 Accepts]: Start accepts. Automaton has 1972 states and 2655 transitions. Word has length 83 [2021-11-23 03:46:48,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:46:48,406 INFO L470 AbstractCegarLoop]: Abstraction has 1972 states and 2655 transitions. [2021-11-23 03:46:48,410 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-11-23 03:46:48,410 INFO L276 IsEmpty]: Start isEmpty. Operand 1972 states and 2655 transitions. [2021-11-23 03:46:48,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 03:46:48,419 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:46:48,420 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-11-23 03:46:48,420 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-23 03:46:48,420 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:46:48,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:46:48,421 INFO L85 PathProgramCache]: Analyzing trace with hash 1603481125, now seen corresponding path program 1 times [2021-11-23 03:46:48,422 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:46:48,422 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275201429] [2021-11-23 03:46:48,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:46:48,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:46:48,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:46:48,722 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-23 03:46:48,725 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:46:48,725 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275201429] [2021-11-23 03:46:48,726 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275201429] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:46:48,726 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:46:48,726 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-23 03:46:48,726 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596809952] [2021-11-23 03:46:48,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:46:48,728 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-23 03:46:48,729 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:46:48,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-23 03:46:48,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-23 03:46:48,734 INFO L87 Difference]: Start difference. First operand 1972 states and 2655 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-23 03:46:49,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:46:49,648 INFO L93 Difference]: Finished difference Result 3021 states and 4106 transitions. [2021-11-23 03:46:49,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 03:46:49,649 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) Word has length 113 [2021-11-23 03:46:49,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:46:49,672 INFO L225 Difference]: With dead ends: 3021 [2021-11-23 03:46:49,672 INFO L226 Difference]: Without dead ends: 1988 [2021-11-23 03:46:49,679 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-23 03:46:49,680 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 0 mSDsluCounter, 1160 mSDsCounter, 0 mSdLazyCounter, 293 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1266 SdHoareTripleChecker+Invalid, 293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 293 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-23 03:46:49,680 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 1266 Invalid, 293 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 293 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-11-23 03:46:49,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1988 states. [2021-11-23 03:46:49,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1988 to 1976. [2021-11-23 03:46:49,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1976 states, 1267 states have (on average 1.260457774269929) internal successors, (1597), 1302 states have internal predecessors, (1597), 531 states have call successors, (531), 176 states have call predecessors, (531), 177 states have return successors, (545), 529 states have call predecessors, (545), 529 states have call successors, (545) [2021-11-23 03:46:49,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1976 states to 1976 states and 2673 transitions. [2021-11-23 03:46:49,826 INFO L78 Accepts]: Start accepts. Automaton has 1976 states and 2673 transitions. Word has length 113 [2021-11-23 03:46:49,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:46:49,827 INFO L470 AbstractCegarLoop]: Abstraction has 1976 states and 2673 transitions. [2021-11-23 03:46:49,827 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-23 03:46:49,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1976 states and 2673 transitions. [2021-11-23 03:46:49,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-23 03:46:49,833 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:46:49,833 INFO L514 BasicCegarLoop]: trace histogram [5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 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] [2021-11-23 03:46:49,834 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-23 03:46:49,834 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:46:49,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:46:49,835 INFO L85 PathProgramCache]: Analyzing trace with hash -1906722968, now seen corresponding path program 1 times [2021-11-23 03:46:49,835 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:46:49,835 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158792055] [2021-11-23 03:46:49,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:46:49,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:46:49,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:46:50,024 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-23 03:46:50,024 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:46:50,024 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158792055] [2021-11-23 03:46:50,025 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [158792055] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 03:46:50,025 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [782177075] [2021-11-23 03:46:50,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:46:50,025 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:46:50,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:46:50,027 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:46:50,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-23 03:46:50,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:46:50,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 1140 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 03:46:50,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:46:50,759 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 03:46:50,759 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-23 03:46:50,760 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [782177075] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 03:46:50,760 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 03:46:50,760 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2021-11-23 03:46:50,760 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172400767] [2021-11-23 03:46:50,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:46:50,761 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 03:46:50,761 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:46:50,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 03:46:50,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-23 03:46:50,762 INFO L87 Difference]: Start difference. First operand 1976 states and 2673 transitions. Second operand has 4 states, 3 states have (on average 20.666666666666668) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (19), 2 states have call predecessors, (19), 3 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2021-11-23 03:46:51,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:46:51,427 INFO L93 Difference]: Finished difference Result 3942 states and 5336 transitions. [2021-11-23 03:46:51,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 03:46:51,429 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 20.666666666666668) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (19), 2 states have call predecessors, (19), 3 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 128 [2021-11-23 03:46:51,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:46:51,447 INFO L225 Difference]: With dead ends: 3942 [2021-11-23 03:46:51,447 INFO L226 Difference]: Without dead ends: 1977 [2021-11-23 03:46:51,458 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-23 03:46:51,459 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 1 mSDsluCounter, 771 mSDsCounter, 0 mSdLazyCounter, 221 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 948 SdHoareTripleChecker+Invalid, 222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 221 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-23 03:46:51,459 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 948 Invalid, 222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 221 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-23 03:46:51,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1977 states. [2021-11-23 03:46:51,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1977 to 1977. [2021-11-23 03:46:51,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1977 states, 1268 states have (on average 1.2602523659305993) internal successors, (1598), 1303 states have internal predecessors, (1598), 531 states have call successors, (531), 176 states have call predecessors, (531), 177 states have return successors, (545), 529 states have call predecessors, (545), 529 states have call successors, (545) [2021-11-23 03:46:51,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1977 states to 1977 states and 2674 transitions. [2021-11-23 03:46:51,574 INFO L78 Accepts]: Start accepts. Automaton has 1977 states and 2674 transitions. Word has length 128 [2021-11-23 03:46:51,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:46:51,575 INFO L470 AbstractCegarLoop]: Abstraction has 1977 states and 2674 transitions. [2021-11-23 03:46:51,575 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 20.666666666666668) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (19), 2 states have call predecessors, (19), 3 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2021-11-23 03:46:51,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1977 states and 2674 transitions. [2021-11-23 03:46:51,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 03:46:51,581 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:46:51,581 INFO L514 BasicCegarLoop]: trace histogram [5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 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] [2021-11-23 03:46:51,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-23 03:46:51,797 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:46:51,797 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:46:51,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:46:51,798 INFO L85 PathProgramCache]: Analyzing trace with hash -1907217674, now seen corresponding path program 1 times [2021-11-23 03:46:51,798 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:46:51,798 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596425002] [2021-11-23 03:46:51,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:46:51,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:46:51,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:46:52,103 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-11-23 03:46:52,103 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:46:52,103 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596425002] [2021-11-23 03:46:52,104 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [596425002] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 03:46:52,104 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [405448952] [2021-11-23 03:46:52,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:46:52,104 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:46:52,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:46:52,118 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:46:52,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-23 03:46:52,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:46:52,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 1152 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 03:46:52,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:46:52,982 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 30 proven. 1 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 03:46:52,983 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:46:53,441 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-11-23 03:46:53,442 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [405448952] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:46:53,442 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [163505920] [2021-11-23 03:46:53,475 INFO L159 IcfgInterpreter]: Started Sifa with 78 locations of interest [2021-11-23 03:46:53,475 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 03:46:53,483 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 03:46:53,491 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 03:46:53,492 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 03:46:54,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:54,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:54,975 INFO L354 Elim1Store]: treesize reduction 516, result has 25.3 percent of original size [2021-11-23 03:46:54,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 17 select indices, 17 select index equivalence classes, 109 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 42 case distinctions, treesize of input 99 treesize of output 245 [2021-11-23 03:46:55,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:55,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:55,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 122 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 123 [2021-11-23 03:46:55,788 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 03:46:55,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-23 03:46:55,818 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-11-23 03:46:56,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 122 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 49 [2021-11-23 03:46:56,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 29 select indices, 29 select index equivalence classes, 76 disjoint index pairs (out of 406 index pairs), introduced 29 new quantified variables, introduced 0 case distinctions, treesize of input 230 treesize of output 88 [2021-11-23 03:46:56,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:56,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 136 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 52 [2021-11-23 03:46:57,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,052 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 122 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 49 [2021-11-23 03:46:57,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 136 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 52 [2021-11-23 03:46:57,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:57,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 29 select indices, 29 select index equivalence classes, 76 disjoint index pairs (out of 406 index pairs), introduced 29 new quantified variables, introduced 0 case distinctions, treesize of input 230 treesize of output 88 [2021-11-23 03:46:57,744 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-23 03:46:57,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 03:46:57,757 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 03:46:57,808 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-23 03:46:57,809 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 134 treesize of output 137 [2021-11-23 03:46:57,839 INFO L354 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2021-11-23 03:46:57,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 137 treesize of output 140 [2021-11-23 03:46:57,867 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-23 03:46:57,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 140 treesize of output 143 [2021-11-23 03:46:57,944 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-23 03:46:57,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-23 03:46:57,954 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-23 03:46:58,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,326 INFO L244 Elim1Store]: Index analysis took 179 ms [2021-11-23 03:46:58,330 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 29 select indices, 29 select index equivalence classes, 203 disjoint index pairs (out of 406 index pairs), introduced 29 new quantified variables, introduced 0 case distinctions, treesize of input 258 treesize of output 88 [2021-11-23 03:46:58,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,549 INFO L244 Elim1Store]: Index analysis took 179 ms [2021-11-23 03:46:58,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 29 select indices, 29 select index equivalence classes, 203 disjoint index pairs (out of 406 index pairs), introduced 29 new quantified variables, introduced 0 case distinctions, treesize of input 258 treesize of output 88 [2021-11-23 03:46:58,572 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-23 03:46:58,892 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-23 03:46:58,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:58,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,148 INFO L244 Elim1Store]: Index analysis took 221 ms [2021-11-23 03:46:59,155 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 29 select indices, 29 select index equivalence classes, 203 disjoint index pairs (out of 406 index pairs), introduced 29 new quantified variables, introduced 0 case distinctions, treesize of input 258 treesize of output 88 [2021-11-23 03:46:59,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:46:59,402 INFO L244 Elim1Store]: Index analysis took 193 ms [2021-11-23 03:46:59,407 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 29 select indices, 29 select index equivalence classes, 203 disjoint index pairs (out of 406 index pairs), introduced 29 new quantified variables, introduced 0 case distinctions, treesize of input 258 treesize of output 88 [2021-11-23 03:47:00,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:47:00,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:47:00,615 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:47:00,648 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:47:01,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-23 03:47:01,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:47:01,461 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:47:01,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:47:01,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-23 03:47:01,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:47:04,550 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-23 03:47:04,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:47:04,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:47:04,737 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:47:04,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-23 03:47:04,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:47:05,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:47:05,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:47:05,715 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-23 03:47:05,791 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:47:05,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-23 03:47:05,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:47:06,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 03:47:06,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-23 03:47:06,323 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-23 03:47:06,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 03:47:06,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:47:06,583 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:47:06,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:47:06,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:47:09,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 03:47:09,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-23 03:47:09,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 03:47:10,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 696 treesize of output 695 [2021-11-23 03:47:22,640 INFO L354 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2021-11-23 03:47:22,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 732 treesize of output 736 [2021-11-23 03:47:24,061 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 03:47:28,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:47:28,967 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 03:47:28,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 624 treesize of output 628 [2021-11-23 03:47:31,975 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 03:47:31,976 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 624 treesize of output 628 [2021-11-23 03:47:32,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:47:41,738 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 03:47:41,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-23 03:47:41,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 03:47:42,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 462 treesize of output 461 [2021-11-23 03:48:08,312 INFO L354 Elim1Store]: treesize reduction 28, result has 55.6 percent of original size [2021-11-23 03:48:08,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 1429 treesize of output 1456 [2021-11-23 03:48:15,230 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 03:48:37,751 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:48:37,894 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 03:48:37,895 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 1197 treesize of output 1215 [2021-11-23 03:48:49,746 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 03:48:49,747 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 1197 treesize of output 1215 [2021-11-23 03:48:56,713 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:48:59,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-23 03:48:59,782 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 03:48:59,982 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 03:49:00,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 744 treesize of output 743 [2021-11-23 03:49:16,349 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:49:16,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-23 03:49:16,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:49:16,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:49:16,529 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-23 03:49:16,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:49:17,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-23 03:49:17,559 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 03:49:17,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:49:17,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:49:18,233 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:49:18,291 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:49:23,685 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-23 03:49:23,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 03:49:23,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 03:49:25,427 INFO L197 IcfgInterpreter]: Interpreting procedure ldv__builtin_expect with input of size 97 for LOIs [2021-11-23 03:49:25,465 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_memset with input of size 402 for LOIs [2021-11-23 03:49:27,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-23 03:49:27,107 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-23 03:49:27,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-23 03:49:27,146 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_init_zalloc with input of size 87 for LOIs [2021-11-23 03:49:27,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 03:49:27,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-23 03:49:27,561 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.meminit with input of size 106 for LOIs [2021-11-23 03:49:27,578 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_error with input of size 81 for LOIs [2021-11-23 03:49:27,592 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_malloc with input of size 87 for LOIs [2021-11-23 03:49:27,680 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 03:49:27,698 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-23 03:49:28,468 INFO L197 IcfgInterpreter]: Interpreting procedure IS_ERR with input of size 84 for LOIs [2021-11-23 03:49:28,593 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_is_err with input of size 84 for LOIs [2021-11-23 03:49:28,607 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 83 for LOIs [2021-11-23 03:49:28,620 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 03:50:33,339 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '31289#(and (<= |~#features~0.base| 13) (<= 0 ~ldv_state_variable_2~0) (<= |~#virtio_blk~0.base| 14) (<= 0 |#NULL.base|) (<= ~LDV_IN_INTERRUPT~0 1) (<= 0 ~ldv_retval_0~0) (<= 12 |~#id_table~0.base|) (<= 14 |~#virtio_blk~0.base|) (<= ~ldv_retval_0~0 0) (<= 0 ~__mod_virtio_device_table~0.vendor) (<= |~#virtblk_fops~0.base| 11) (<= 0 ~ldv_retval_1~0) (<= 1 ~LDV_IN_INTERRUPT~0) (<= 0 ~major~0) (<= 11 |~#virtblk_fops~0.base|) (<= 0 |~#virtio_blk~0.offset|) (<= ~ldv_state_variable_1~0 1) (<= |#NULL.offset| 0) (<= |~#features~0.offset| 0) (<= |~#id_table~0.offset| 0) (<= 0 ~ldv_state_variable_1~0) (<= ~__mod_virtio_device_table~0.vendor 0) (<= 0 ~ldv_blk_rq~0) (<= 0 ~__mod_virtio_device_table~0.device) (<= ~ldv_retval_1~0 0) (<= ~ldv_blk_rq~0 1) (<= 13 |~#features~0.base|) (<= |~#id_table~0.base| 12) (<= 0 ~index~0) (= ~ldv_state_variable_0~0 2) (<= ~virtio_blk_group0~0.offset 0) (<= |~#virtblk_fops~0.offset| 0) (= ~ref_cnt~0 0) (<= |#NULL.base| 0) (<= 0 |~#id_table~0.offset|) (<= 0 |~#virtblk_fops~0.offset|) (<= ~__mod_virtio_device_table~0.device 0) (<= 0 ~virtio_blk_group0~0.offset) (<= ~virtblk_fops_group0~0.offset 0) (<= ~index~0 0) (<= |~#virtio_blk~0.offset| 0) (<= 0 |#NULL.offset|) (<= 0 ~virtblk_fops_group0~0.offset) (<= 0 |~#features~0.offset|) (<= ~ldv_state_variable_2~0 1) (not (= ~ldv_blk_rq~0 0)) (<= 0 |#StackHeapBarrier|))' at error location [2021-11-23 03:50:33,339 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-23 03:50:33,339 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 03:50:33,339 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2021-11-23 03:50:33,339 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248674844] [2021-11-23 03:50:33,339 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 03:50:33,340 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-23 03:50:33,340 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:50:33,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-23 03:50:33,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=408, Invalid=6072, Unknown=0, NotChecked=0, Total=6480 [2021-11-23 03:50:33,343 INFO L87 Difference]: Start difference. First operand 1977 states and 2674 transitions. Second operand has 10 states, 8 states have (on average 10.375) internal successors, (83), 10 states have internal predecessors, (83), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2021-11-23 03:50:34,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:50:34,795 INFO L93 Difference]: Finished difference Result 3953 states and 5352 transitions. [2021-11-23 03:50:34,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-23 03:50:34,796 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 10.375) internal successors, (83), 10 states have internal predecessors, (83), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 130 [2021-11-23 03:50:34,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:50:34,810 INFO L225 Difference]: With dead ends: 3953 [2021-11-23 03:50:34,810 INFO L226 Difference]: Without dead ends: 1987 [2021-11-23 03:50:34,822 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 398 GetRequests, 313 SyntacticMatches, 1 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2265 ImplicationChecksByTransitivity, 65.0s TimeCoverageRelationStatistics Valid=455, Invalid=6855, Unknown=0, NotChecked=0, Total=7310 [2021-11-23 03:50:34,823 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 7 mSDsluCounter, 2305 mSDsCounter, 0 mSdLazyCounter, 543 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 2201 SdHoareTripleChecker+Invalid, 553 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 543 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-11-23 03:50:34,823 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7 Valid, 2201 Invalid, 553 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 543 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-11-23 03:50:34,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1987 states. [2021-11-23 03:50:34,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1987 to 1985. [2021-11-23 03:50:34,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1985 states, 1275 states have (on average 1.2611764705882353) internal successors, (1608), 1310 states have internal predecessors, (1608), 531 states have call successors, (531), 177 states have call predecessors, (531), 178 states have return successors, (545), 529 states have call predecessors, (545), 529 states have call successors, (545) [2021-11-23 03:50:34,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1985 states to 1985 states and 2684 transitions. [2021-11-23 03:50:34,931 INFO L78 Accepts]: Start accepts. Automaton has 1985 states and 2684 transitions. Word has length 130 [2021-11-23 03:50:34,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:50:34,931 INFO L470 AbstractCegarLoop]: Abstraction has 1985 states and 2684 transitions. [2021-11-23 03:50:34,932 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 10.375) internal successors, (83), 10 states have internal predecessors, (83), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2021-11-23 03:50:34,932 INFO L276 IsEmpty]: Start isEmpty. Operand 1985 states and 2684 transitions. [2021-11-23 03:50:34,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-23 03:50:34,941 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:50:34,941 INFO L514 BasicCegarLoop]: trace histogram [6, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 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] [2021-11-23 03:50:34,981 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-23 03:50:35,166 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:50:35,166 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:50:35,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:50:35,167 INFO L85 PathProgramCache]: Analyzing trace with hash -915954232, now seen corresponding path program 2 times [2021-11-23 03:50:35,167 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:50:35,167 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829515570] [2021-11-23 03:50:35,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:50:35,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:50:35,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:50:35,592 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-11-23 03:50:35,593 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:50:35,593 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [829515570] [2021-11-23 03:50:35,593 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [829515570] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 03:50:35,593 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1878353255] [2021-11-23 03:50:35,593 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-23 03:50:35,593 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:50:35,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:50:35,594 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:50:35,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-23 03:50:35,999 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-11-23 03:50:35,999 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 03:50:36,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 1152 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-23 03:50:36,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:50:36,234 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 40 proven. 3 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-23 03:50:36,234 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:50:36,600 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2021-11-23 03:50:36,600 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1878353255] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:50:36,600 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [674356039] [2021-11-23 03:50:36,605 INFO L159 IcfgInterpreter]: Started Sifa with 78 locations of interest [2021-11-23 03:50:36,605 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 03:50:36,606 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 03:50:36,606 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 03:50:36,606 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 03:50:36,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:36,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:37,264 INFO L354 Elim1Store]: treesize reduction 315, result has 33.7 percent of original size [2021-11-23 03:50:37,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 95 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 14 case distinctions, treesize of input 80 treesize of output 212 [2021-11-23 03:50:37,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:37,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:50:37,881 INFO L354 Elim1Store]: treesize reduction 516, result has 25.3 percent of original size [2021-11-23 03:50:37,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 17 select indices, 17 select index equivalence classes, 109 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 42 case distinctions, treesize of input 99 treesize of output 245 [2021-11-23 03:50:37,932 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-23 03:50:37,940 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-23 03:50:37,977 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 03:50:37,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-23 03:50:37,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-11-23 03:50:38,062 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-23 03:50:38,279 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 03:50:38,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-23 03:50:38,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 03:50:38,321 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-23 03:50:38,322 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 134 treesize of output 137 [2021-11-23 03:50:38,342 INFO L354 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2021-11-23 03:50:38,343 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 137 treesize of output 140 [2021-11-23 03:50:38,370 INFO L354 Elim1Store]: treesize reduction 19, result has 36.7 percent of original size [2021-11-23 03:50:38,370 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 140 treesize of output 143 [2021-11-23 03:50:38,426 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-23 03:50:38,429 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-23 03:50:38,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-23 03:50:38,498 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-23 03:50:38,507 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:50:38,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-23 03:50:38,669 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-11-23 03:50:39,379 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:50:39,400 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:50:39,530 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:50:39,548 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:50:39,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-23 03:50:39,910 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:50:39,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:50:40,056 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:50:40,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:50:40,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-23 03:50:41,439 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:50:41,479 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:50:41,496 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-23 03:50:41,595 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-23 03:50:41,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:50:41,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:50:42,822 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-23 03:50:42,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 03:50:42,944 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 03:50:42,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-23 03:50:43,152 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:50:43,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:50:43,482 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:50:43,552 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:50:49,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 03:50:49,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 03:50:49,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-23 03:50:49,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 306 treesize of output 305 [2021-11-23 03:50:54,734 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 323 treesize of output 321 [2021-11-23 03:50:55,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2021-11-23 03:50:55,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 323 treesize of output 321 [2021-11-23 03:50:55,922 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2021-11-23 03:50:58,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-23 03:50:58,898 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:50:58,947 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:50:59,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:50:59,224 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-23 03:50:59,249 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:51:01,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-23 03:51:01,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:51:02,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:51:02,254 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:51:02,285 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-23 03:51:02,306 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:51:03,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 03:51:03,142 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-23 03:51:03,465 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:51:03,491 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:51:03,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:51:03,938 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:51:07,137 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 03:51:07,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-23 03:51:07,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 03:51:07,321 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 210 treesize of output 209 [2021-11-23 03:51:15,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 323 treesize of output 321 [2021-11-23 03:51:15,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2021-11-23 03:51:15,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 128 [2021-11-23 03:51:15,812 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2021-11-23 03:51:17,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2021-11-23 03:51:17,463 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 323 treesize of output 321 [2021-11-23 03:51:17,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 128 [2021-11-23 03:51:17,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2021-11-23 03:51:22,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 03:51:22,807 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-23 03:51:23,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:51:23,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:51:23,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:51:23,486 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:51:28,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 03:51:28,858 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 03:51:28,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-23 03:51:29,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 294 treesize of output 293 [2021-11-23 03:51:37,125 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2021-11-23 03:51:37,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 128 [2021-11-23 03:51:37,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2021-11-23 03:51:37,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 323 treesize of output 321 [2021-11-23 03:51:38,933 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 323 treesize of output 321 [2021-11-23 03:51:39,165 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2021-11-23 03:51:39,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2021-11-23 03:51:39,233 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 130 treesize of output 128 [2021-11-23 03:51:42,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-23 03:51:42,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 03:51:42,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:51:42,918 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:51:43,177 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:51:43,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:51:47,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 03:51:47,443 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 03:51:47,475 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-23 03:51:48,404 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-23 03:51:48,432 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 14 [2021-11-23 03:51:48,438 INFO L197 IcfgInterpreter]: Interpreting procedure ldv__builtin_expect with input of size 97 for LOIs [2021-11-23 03:51:48,467 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_memset with input of size 159 for LOIs [2021-11-23 03:51:49,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-23 03:51:49,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-23 03:51:49,295 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-23 03:51:49,321 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_init_zalloc with input of size 88 for LOIs [2021-11-23 03:51:49,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 03:51:49,360 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-23 03:51:49,631 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.meminit with input of size 107 for LOIs [2021-11-23 03:51:49,647 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_error with input of size 81 for LOIs [2021-11-23 03:51:49,657 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_malloc with input of size 87 for LOIs [2021-11-23 03:51:49,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-23 03:51:49,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 03:51:50,299 INFO L197 IcfgInterpreter]: Interpreting procedure IS_ERR with input of size 84 for LOIs [2021-11-23 03:51:50,391 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_is_err with input of size 84 for LOIs [2021-11-23 03:51:50,402 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 83 for LOIs [2021-11-23 03:51:50,412 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 03:52:41,448 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '41283#(and (<= |~#features~0.base| 13) (<= 0 ~ldv_state_variable_2~0) (<= |~#virtio_blk~0.base| 14) (<= 0 |#NULL.base|) (<= ~LDV_IN_INTERRUPT~0 1) (<= 0 ~ldv_retval_0~0) (<= 12 |~#id_table~0.base|) (<= 14 |~#virtio_blk~0.base|) (<= ~ldv_retval_0~0 0) (<= 0 ~__mod_virtio_device_table~0.vendor) (<= |~#virtblk_fops~0.base| 11) (<= 0 ~ldv_retval_1~0) (<= 1 ~LDV_IN_INTERRUPT~0) (<= 0 ~major~0) (<= 11 |~#virtblk_fops~0.base|) (<= 0 |~#virtio_blk~0.offset|) (<= ~ldv_state_variable_1~0 1) (<= |#NULL.offset| 0) (<= |~#features~0.offset| 0) (<= |~#id_table~0.offset| 0) (<= 0 ~ldv_state_variable_1~0) (<= ~__mod_virtio_device_table~0.vendor 0) (<= 0 ~ldv_blk_rq~0) (<= 0 ~__mod_virtio_device_table~0.device) (<= ~ldv_retval_1~0 0) (<= ~ldv_blk_rq~0 1) (<= 13 |~#features~0.base|) (<= |~#id_table~0.base| 12) (<= 0 ~index~0) (= ~ldv_state_variable_0~0 2) (<= ~virtio_blk_group0~0.offset 0) (<= |~#virtblk_fops~0.offset| 0) (= ~ref_cnt~0 0) (<= |#NULL.base| 0) (<= 0 |~#id_table~0.offset|) (<= 0 |~#virtblk_fops~0.offset|) (<= ~__mod_virtio_device_table~0.device 0) (<= 0 ~virtio_blk_group0~0.offset) (<= ~virtblk_fops_group0~0.offset 0) (<= ~index~0 0) (<= |~#virtio_blk~0.offset| 0) (<= 0 |#NULL.offset|) (<= 0 ~virtblk_fops_group0~0.offset) (<= 0 |~#features~0.offset|) (<= ~ldv_state_variable_2~0 1) (not (= ~ldv_blk_rq~0 0)) (<= 0 |#StackHeapBarrier|))' at error location [2021-11-23 03:52:41,448 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-23 03:52:41,448 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 03:52:41,448 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6, 6] total 16 [2021-11-23 03:52:41,449 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365079656] [2021-11-23 03:52:41,449 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 03:52:41,449 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-11-23 03:52:41,449 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:52:41,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-11-23 03:52:41,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=425, Invalid=7057, Unknown=0, NotChecked=0, Total=7482 [2021-11-23 03:52:41,452 INFO L87 Difference]: Start difference. First operand 1985 states and 2684 transitions. Second operand has 16 states, 13 states have (on average 6.615384615384615) internal successors, (86), 16 states have internal predecessors, (86), 2 states have call successors, (31), 2 states have call predecessors, (31), 5 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2021-11-23 03:52:43,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:52:43,179 INFO L93 Difference]: Finished difference Result 3957 states and 5354 transitions. [2021-11-23 03:52:43,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-23 03:52:43,180 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 13 states have (on average 6.615384615384615) internal successors, (86), 16 states have internal predecessors, (86), 2 states have call successors, (31), 2 states have call predecessors, (31), 5 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 134 [2021-11-23 03:52:43,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:52:43,200 INFO L225 Difference]: With dead ends: 3957 [2021-11-23 03:52:43,200 INFO L226 Difference]: Without dead ends: 1988 [2021-11-23 03:52:43,213 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 420 GetRequests, 322 SyntacticMatches, 1 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3168 ImplicationChecksByTransitivity, 51.5s TimeCoverageRelationStatistics Valid=561, Invalid=9141, Unknown=0, NotChecked=0, Total=9702 [2021-11-23 03:52:43,214 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 34 mSDsluCounter, 2299 mSDsCounter, 0 mSdLazyCounter, 578 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 2193 SdHoareTripleChecker+Invalid, 620 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 578 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2021-11-23 03:52:43,214 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [34 Valid, 2193 Invalid, 620 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 578 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2021-11-23 03:52:43,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1988 states. [2021-11-23 03:52:43,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1988 to 1988. [2021-11-23 03:52:43,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1988 states, 1278 states have (on average 1.2589984350547732) internal successors, (1609), 1313 states have internal predecessors, (1609), 531 states have call successors, (531), 177 states have call predecessors, (531), 178 states have return successors, (545), 529 states have call predecessors, (545), 529 states have call successors, (545) [2021-11-23 03:52:43,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1988 states to 1988 states and 2685 transitions. [2021-11-23 03:52:43,310 INFO L78 Accepts]: Start accepts. Automaton has 1988 states and 2685 transitions. Word has length 134 [2021-11-23 03:52:43,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:52:43,311 INFO L470 AbstractCegarLoop]: Abstraction has 1988 states and 2685 transitions. [2021-11-23 03:52:43,311 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 13 states have (on average 6.615384615384615) internal successors, (86), 16 states have internal predecessors, (86), 2 states have call successors, (31), 2 states have call predecessors, (31), 5 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2021-11-23 03:52:43,311 INFO L276 IsEmpty]: Start isEmpty. Operand 1988 states and 2685 transitions. [2021-11-23 03:52:43,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-23 03:52:43,318 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:52:43,318 INFO L514 BasicCegarLoop]: trace histogram [9, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 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] [2021-11-23 03:52:43,357 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-23 03:52:43,546 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-11-23 03:52:43,546 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:52:43,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:52:43,546 INFO L85 PathProgramCache]: Analyzing trace with hash -951752513, now seen corresponding path program 3 times [2021-11-23 03:52:43,547 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:52:43,547 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102819907] [2021-11-23 03:52:43,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:52:43,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:52:43,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:52:43,871 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2021-11-23 03:52:43,871 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-23 03:52:43,871 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102819907] [2021-11-23 03:52:43,871 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2102819907] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-23 03:52:43,871 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2098330957] [2021-11-23 03:52:43,871 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-23 03:52:43,871 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:52:43,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:52:43,874 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:52:43,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-23 03:52:44,504 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-23 03:52:44,504 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 03:52:44,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 1194 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-23 03:52:44,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:52:44,842 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 56 proven. 15 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-11-23 03:52:44,842 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:52:45,228 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2021-11-23 03:52:45,228 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2098330957] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:52:45,228 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [196023597] [2021-11-23 03:52:45,232 INFO L159 IcfgInterpreter]: Started Sifa with 78 locations of interest [2021-11-23 03:52:45,232 INFO L166 IcfgInterpreter]: Building call graph [2021-11-23 03:52:45,233 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-23 03:52:45,233 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-23 03:52:45,233 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-23 03:52:45,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:45,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,073 INFO L354 Elim1Store]: treesize reduction 516, result has 25.3 percent of original size [2021-11-23 03:52:46,074 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 17 select indices, 17 select index equivalence classes, 109 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 42 case distinctions, treesize of input 99 treesize of output 245 [2021-11-23 03:52:46,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 122 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 123 [2021-11-23 03:52:46,362 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-23 03:52:46,366 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 03:52:46,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2021-11-23 03:52:46,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 29 select indices, 29 select index equivalence classes, 76 disjoint index pairs (out of 406 index pairs), introduced 29 new quantified variables, introduced 0 case distinctions, treesize of input 230 treesize of output 88 [2021-11-23 03:52:46,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 122 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 49 [2021-11-23 03:52:46,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:46,666 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 136 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 52 [2021-11-23 03:52:47,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 16 select indices, 16 select index equivalence classes, 122 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 49 [2021-11-23 03:52:47,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 29 select indices, 29 select index equivalence classes, 76 disjoint index pairs (out of 406 index pairs), introduced 29 new quantified variables, introduced 0 case distinctions, treesize of input 230 treesize of output 88 [2021-11-23 03:52:47,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 17 select indices, 17 select index equivalence classes, 136 disjoint index pairs (out of 136 index pairs), introduced 17 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 52 [2021-11-23 03:52:47,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-23 03:52:47,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-23 03:52:47,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-23 03:52:47,640 INFO L354 Elim1Store]: treesize reduction 34, result has 22.7 percent of original size [2021-11-23 03:52:47,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 147 treesize of output 146 [2021-11-23 03:52:47,669 INFO L354 Elim1Store]: treesize reduction 32, result has 23.8 percent of original size [2021-11-23 03:52:47,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 143 treesize of output 142 [2021-11-23 03:52:47,688 INFO L354 Elim1Store]: treesize reduction 32, result has 23.8 percent of original size [2021-11-23 03:52:47,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 139 treesize of output 138 [2021-11-23 03:52:47,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-23 03:52:47,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-23 03:52:47,720 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-23 03:52:47,833 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-23 03:52:47,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:47,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,017 INFO L244 Elim1Store]: Index analysis took 151 ms [2021-11-23 03:52:48,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 29 select indices, 29 select index equivalence classes, 203 disjoint index pairs (out of 406 index pairs), introduced 29 new quantified variables, introduced 0 case distinctions, treesize of input 258 treesize of output 88 [2021-11-23 03:52:48,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,182 INFO L244 Elim1Store]: Index analysis took 137 ms [2021-11-23 03:52:48,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 29 select indices, 29 select index equivalence classes, 203 disjoint index pairs (out of 406 index pairs), introduced 29 new quantified variables, introduced 0 case distinctions, treesize of input 258 treesize of output 88 [2021-11-23 03:52:48,361 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-23 03:52:48,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,518 INFO L244 Elim1Store]: Index analysis took 128 ms [2021-11-23 03:52:48,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 29 select indices, 29 select index equivalence classes, 203 disjoint index pairs (out of 406 index pairs), introduced 29 new quantified variables, introduced 0 case distinctions, treesize of input 258 treesize of output 88 [2021-11-23 03:52:48,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 03:52:48,729 INFO L244 Elim1Store]: Index analysis took 179 ms [2021-11-23 03:52:48,731 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 29 select indices, 29 select index equivalence classes, 203 disjoint index pairs (out of 406 index pairs), introduced 29 new quantified variables, introduced 0 case distinctions, treesize of input 258 treesize of output 88 [2021-11-23 03:52:49,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:52:49,393 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:52:49,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:52:49,537 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:52:50,639 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-23 03:52:50,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:52:50,663 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:52:50,753 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-23 03:52:50,780 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:52:50,792 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:52:51,431 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:52:51,455 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-23 03:52:51,467 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:52:51,546 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:52:51,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:52:51,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-23 03:52:51,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 03:52:51,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-23 03:52:51,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-23 03:52:51,971 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 03:52:52,228 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:52:52,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:52:52,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:52:52,563 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:52:58,262 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 03:52:58,290 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-23 03:52:58,337 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 03:52:58,565 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 462 treesize of output 461 [2021-11-23 03:53:07,731 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 03:53:07,800 INFO L354 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2021-11-23 03:53:07,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 498 treesize of output 502 [2021-11-23 03:53:10,551 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 03:53:10,551 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 390 treesize of output 394 [2021-11-23 03:53:10,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:53:11,864 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-23 03:53:11,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 390 treesize of output 394 [2021-11-23 03:53:12,242 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:53:18,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 03:53:18,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-23 03:53:18,481 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 03:53:18,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 462 treesize of output 461 [2021-11-23 03:53:24,475 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-23 03:53:24,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:53:24,517 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:53:24,604 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:53:24,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:53:24,653 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2021-11-23 03:53:25,196 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 03:53:25,208 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-23 03:53:25,442 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:53:25,473 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:53:25,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:53:25,828 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 03:53:29,951 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 03:53:30,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-11-23 03:53:30,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2021-11-23 03:53:31,283 INFO L197 IcfgInterpreter]: Interpreting procedure ldv__builtin_expect with input of size 97 for LOIs [2021-11-23 03:53:31,313 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_memset with input of size 402 for LOIs [2021-11-23 03:53:32,480 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-23 03:53:32,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2021-11-23 03:53:32,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-23 03:53:32,521 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_init_zalloc with input of size 96 for LOIs [2021-11-23 03:53:32,545 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-23 03:53:32,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 03:53:33,121 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.meminit with input of size 115 for LOIs [2021-11-23 03:53:33,137 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_error with input of size 79 for LOIs [2021-11-23 03:53:33,146 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_malloc with input of size 87 for LOIs [2021-11-23 03:53:33,193 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 03:53:33,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2021-11-23 03:53:33,795 INFO L197 IcfgInterpreter]: Interpreting procedure IS_ERR with input of size 84 for LOIs [2021-11-23 03:53:33,887 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_is_err with input of size 84 for LOIs [2021-11-23 03:53:33,898 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 82 for LOIs [2021-11-23 03:53:33,908 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-23 03:54:39,415 INFO L133 SifaRunner]: Sifa could not show that error location is unreachable, found '51328#(and (= ~ldv_state_variable_2~0 1) (<= |~#features~0.base| 13) (<= |~#virtio_blk~0.base| 14) (<= 0 |#NULL.base|) (<= ~LDV_IN_INTERRUPT~0 1) (<= 0 ~ldv_retval_0~0) (<= 12 |~#id_table~0.base|) (<= 14 |~#virtio_blk~0.base|) (<= ~ldv_retval_0~0 0) (<= 0 ~__mod_virtio_device_table~0.vendor) (<= |~#virtblk_fops~0.base| 11) (<= 0 ~ldv_retval_1~0) (<= 1 ~LDV_IN_INTERRUPT~0) (<= 0 ~major~0) (<= 11 |~#virtblk_fops~0.base|) (<= 0 |~#virtio_blk~0.offset|) (<= |#NULL.offset| 0) (<= |~#features~0.offset| 0) (<= |~#id_table~0.offset| 0) (<= 0 ~ldv_state_variable_1~0) (<= ~__mod_virtio_device_table~0.vendor 0) (<= 0 ~ldv_blk_rq~0) (<= 0 ~__mod_virtio_device_table~0.device) (<= ~ldv_retval_1~0 0) (<= ~ldv_blk_rq~0 1) (<= 13 |~#features~0.base|) (<= |~#id_table~0.base| 12) (<= 0 ~index~0) (= ~ldv_state_variable_0~0 2) (<= ~virtio_blk_group0~0.offset 0) (<= |~#virtblk_fops~0.offset| 0) (= ~ref_cnt~0 0) (<= |#NULL.base| 0) (<= 0 |~#id_table~0.offset|) (<= 0 |~#virtblk_fops~0.offset|) (<= ~__mod_virtio_device_table~0.device 0) (<= 0 ~virtio_blk_group0~0.offset) (<= ~virtblk_fops_group0~0.offset 0) (<= ~index~0 0) (<= |~#virtio_blk~0.offset| 0) (<= 0 |#NULL.offset|) (<= 0 ~virtblk_fops_group0~0.offset) (<= 0 |~#features~0.offset|) (not (= ~ldv_blk_rq~0 0)) (<= 0 |#StackHeapBarrier|))' at error location [2021-11-23 03:54:39,415 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-23 03:54:39,415 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-23 03:54:39,415 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 22 [2021-11-23 03:54:39,416 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421123216] [2021-11-23 03:54:39,416 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-23 03:54:39,417 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-11-23 03:54:39,417 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-23 03:54:39,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-11-23 03:54:39,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=494, Invalid=8062, Unknown=0, NotChecked=0, Total=8556 [2021-11-23 03:54:39,420 INFO L87 Difference]: Start difference. First operand 1988 states and 2685 transitions. Second operand has 22 states, 20 states have (on average 4.75) internal successors, (95), 22 states have internal predecessors, (95), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2021-11-23 03:54:42,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:54:42,050 INFO L93 Difference]: Finished difference Result 3963 states and 5360 transitions. [2021-11-23 03:54:42,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-23 03:54:42,051 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 20 states have (on average 4.75) internal successors, (95), 22 states have internal predecessors, (95), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 137 [2021-11-23 03:54:42,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:54:42,068 INFO L225 Difference]: With dead ends: 3963 [2021-11-23 03:54:42,068 INFO L226 Difference]: Without dead ends: 1993 [2021-11-23 03:54:42,081 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 425 GetRequests, 326 SyntacticMatches, 1 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3078 ImplicationChecksByTransitivity, 66.1s TimeCoverageRelationStatistics Valid=615, Invalid=9285, Unknown=0, NotChecked=0, Total=9900 [2021-11-23 03:54:42,082 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 10 mSDsluCounter, 3456 mSDsCounter, 0 mSdLazyCounter, 874 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 3143 SdHoareTripleChecker+Invalid, 914 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 874 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-11-23 03:54:42,082 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 3143 Invalid, 914 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 874 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2021-11-23 03:54:42,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1993 states. [2021-11-23 03:54:42,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1993 to 1992. [2021-11-23 03:54:42,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1992 states, 1282 states have (on average 1.2581903276131046) internal successors, (1613), 1317 states have internal predecessors, (1613), 531 states have call successors, (531), 177 states have call predecessors, (531), 178 states have return successors, (545), 529 states have call predecessors, (545), 529 states have call successors, (545) [2021-11-23 03:54:42,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1992 states to 1992 states and 2689 transitions. [2021-11-23 03:54:42,192 INFO L78 Accepts]: Start accepts. Automaton has 1992 states and 2689 transitions. Word has length 137 [2021-11-23 03:54:42,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:54:42,193 INFO L470 AbstractCegarLoop]: Abstraction has 1992 states and 2689 transitions. [2021-11-23 03:54:42,193 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 20 states have (on average 4.75) internal successors, (95), 22 states have internal predecessors, (95), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2021-11-23 03:54:42,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1992 states and 2689 transitions. [2021-11-23 03:54:42,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-23 03:54:42,200 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:54:42,201 INFO L514 BasicCegarLoop]: trace histogram [12, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 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] [2021-11-23 03:54:42,250 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-11-23 03:54:42,414 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2021-11-23 03:54:42,414 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:54:42,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:54:42,414 INFO L85 PathProgramCache]: Analyzing trace with hash -446026712, now seen corresponding path program 4 times [2021-11-23 03:54:42,415 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-23 03:54:42,415 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787783691] [2021-11-23 03:54:42,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:54:42,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 03:54:42,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 03:54:42,868 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 03:54:43,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 03:54:43,597 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-23 03:54:43,597 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-23 03:54:43,600 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-23 03:54:43,602 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-23 03:54:43,606 INFO L732 BasicCegarLoop]: Path program histogram: [4, 1, 1, 1, 1, 1] [2021-11-23 03:54:43,611 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-23 03:54:43,660 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:54:43,662 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:54:43,666 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:54:43,666 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:54:43,666 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:54:43,667 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:54:43,667 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:54:43,667 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:54:43,667 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:54:43,668 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:54:43,668 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:54:43,668 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:54:43,668 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:54:43,669 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:54:43,669 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:54:43,669 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:54:43,669 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:54:43,670 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:54:43,670 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:54:43,670 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:54:43,670 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:54:43,671 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:54:43,672 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:54:43,672 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:54:43,672 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:54:43,673 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:54:43,673 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:54:43,673 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:54:43,673 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:54:43,674 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:54:43,674 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:54:43,674 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:54:43,674 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:54:43,675 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:54:43,675 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:54:43,675 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:54:43,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 03:54:43 BoogieIcfgContainer [2021-11-23 03:54:43,861 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-23 03:54:43,861 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 03:54:43,862 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 03:54:43,862 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 03:54:43,862 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:46:44" (3/4) ... [2021-11-23 03:54:43,866 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-23 03:54:43,866 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 03:54:43,867 INFO L158 Benchmark]: Toolchain (without parser) took 483106.70ms. Allocated memory was 81.8MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 46.8MB in the beginning and 537.7MB in the end (delta: -490.9MB). Peak memory consumption was 731.9MB. Max. memory is 16.1GB. [2021-11-23 03:54:43,867 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 81.8MB. Free memory was 42.6MB in the beginning and 42.6MB in the end (delta: 72.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 03:54:43,868 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1474.29ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 46.6MB in the beginning and 44.7MB in the end (delta: 1.9MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. [2021-11-23 03:54:43,868 INFO L158 Benchmark]: Boogie Procedure Inliner took 201.37ms. Allocated memory is still 98.6MB. Free memory was 44.7MB in the beginning and 33.8MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 03:54:43,869 INFO L158 Benchmark]: Boogie Preprocessor took 174.71ms. Allocated memory was 98.6MB in the beginning and 134.2MB in the end (delta: 35.7MB). Free memory was 33.8MB in the beginning and 84.0MB in the end (delta: -50.2MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. [2021-11-23 03:54:43,870 INFO L158 Benchmark]: RCFGBuilder took 2203.88ms. Allocated memory was 134.2MB in the beginning and 195.0MB in the end (delta: 60.8MB). Free memory was 84.0MB in the beginning and 115.4MB in the end (delta: -31.4MB). Peak memory consumption was 44.4MB. Max. memory is 16.1GB. [2021-11-23 03:54:43,870 INFO L158 Benchmark]: TraceAbstraction took 479027.20ms. Allocated memory was 195.0MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 115.4MB in the beginning and 537.7MB in the end (delta: -422.3MB). Peak memory consumption was 687.1MB. Max. memory is 16.1GB. [2021-11-23 03:54:43,870 INFO L158 Benchmark]: Witness Printer took 4.98ms. Allocated memory is still 1.3GB. Free memory is still 537.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 03:54:43,873 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 81.8MB. Free memory was 42.6MB in the beginning and 42.6MB in the end (delta: 72.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1474.29ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 46.6MB in the beginning and 44.7MB in the end (delta: 1.9MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 201.37ms. Allocated memory is still 98.6MB. Free memory was 44.7MB in the beginning and 33.8MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 174.71ms. Allocated memory was 98.6MB in the beginning and 134.2MB in the end (delta: 35.7MB). Free memory was 33.8MB in the beginning and 84.0MB in the end (delta: -50.2MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2203.88ms. Allocated memory was 134.2MB in the beginning and 195.0MB in the end (delta: 60.8MB). Free memory was 84.0MB in the beginning and 115.4MB in the end (delta: -31.4MB). Peak memory consumption was 44.4MB. Max. memory is 16.1GB. * TraceAbstraction took 479027.20ms. Allocated memory was 195.0MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 115.4MB in the beginning and 537.7MB in the end (delta: -422.3MB). Peak memory consumption was 687.1MB. Max. memory is 16.1GB. * Witness Printer took 4.98ms. Allocated memory is still 1.3GB. Free memory is still 537.7MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 4236]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 4030. Possible FailurePath: [L3355] int LDV_IN_INTERRUPT = 1; [L3356] struct block_device *virtblk_fops_group0 ; [L3357] int ldv_state_variable_2 ; [L3358] int ref_cnt ; [L3359] int ldv_state_variable_1 ; [L3360] struct virtio_device *virtio_blk_group0 ; [L3361] int ldv_state_variable_0 ; [L3492] static int major ; [L3493] static int index ; [L3818-L3819] static struct block_device_operations const virtblk_fops = {0, 0, & virtblk_ioctl, 0, 0, 0, 0, 0, 0, & virtblk_getgeo, 0, & __this_module}; [L4018-L4019] static struct virtio_device_id const id_table[2U] = { {2U, 4294967295U}, {0U, 0U}}; [L4020-L4023] static unsigned int features[9U] = { 0U, 2U, 1U, 4U, 5U, 6U, 7U, 9U, 10U}; [L4024-L4025] static struct virtio_driver virtio_blk = {{"virtio_blk", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0}, (struct virtio_device_id const *)(& id_table), (unsigned int const *)(& features), 9U, & virtblk_probe, & virtblk_remove, 0}; [L4047] struct virtio_device_id const __mod_virtio_device_table ; [L4048] int ldv_retval_0 ; [L4049] int ldv_retval_1 ; [L4283] int ldv_blk_rq = 0; [L4072] unsigned long ldvarg1 ; [L4073] fmode_t ldvarg3 ; [L4074] struct hd_geometry *ldvarg0 ; [L4075] void *tmp ; [L4076] unsigned int ldvarg2 ; [L4077] int tmp___0 ; [L4078] int tmp___1 ; [L4079] int tmp___2 ; [L4080] int tmp___3 ; VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg1={18446744073709551634:0}, ldvarg3={18446744073709551632:0}, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L4082] CALL, EXPR ldv_init_zalloc(16UL) VAL [\old(size)=16, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3290] void *p ; [L3291] void *tmp ; [L3293] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=16, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, calloc(1UL, size)={-18446744073709551617:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, ref_cnt=0, size=16, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3293] tmp = calloc(1UL, size) [L3294] p = tmp VAL [\old(size)=16, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, calloc(1UL, size)={-18446744073709551617:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, p={-18446744073709551617:0}, ref_cnt=0, size=16, tmp={-18446744073709551617:0}, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3295] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3249] COND FALSE !(!cond) [L3295] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=16, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, calloc(1UL, size)={-18446744073709551617:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, p={-18446744073709551617:0}, ref_cnt=0, size=16, tmp={-18446744073709551617:0}, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3296] return (p); [L4082] RET, EXPR ldv_init_zalloc(16UL) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_init_zalloc(16UL)={-18446744073709551617:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg1={18446744073709551634:0}, ldvarg3={18446744073709551632:0}, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L4082] tmp = ldv_init_zalloc(16UL) [L4083] ldvarg0 = (struct hd_geometry *)tmp [L4084] FCALL ldv_initialize() [L4085] CALL ldv_memset((void *)(& ldvarg1), 0, 8UL) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3301] void *tmp ; [L3303] EXPR, FCALL memset(s, c, n) [L3303] tmp = memset(s, c, n) [L3304] return (tmp); [L4085] RET ldv_memset((void *)(& ldvarg1), 0, 8UL) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg1), 0, 8UL)={18446744073709551634:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-18446744073709551617:0}, ldvarg1={18446744073709551634:0}, ldvarg3={18446744073709551632:0}, major=0, ref_cnt=0, tmp={-18446744073709551617:0}, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L4086] CALL ldv_memset((void *)(& ldvarg3), 0, 4UL) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3301] void *tmp ; [L3303] EXPR, FCALL memset(s, c, n) [L3303] tmp = memset(s, c, n) [L3304] return (tmp); [L4086] RET ldv_memset((void *)(& ldvarg3), 0, 4UL) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg3), 0, 4UL)={18446744073709551632:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-18446744073709551617:0}, ldvarg1={18446744073709551634:0}, ldvarg3={18446744073709551632:0}, major=0, ref_cnt=0, tmp={-18446744073709551617:0}, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L4087] ldvarg2 = __VERIFIER_nondet_ulong () [L4088] ldv_state_variable_1 = 0 [L4089] ref_cnt = 0 [L4090] ldv_state_variable_0 = 1 [L4091] ldv_state_variable_2 = 0 VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-18446744073709551617:0}, ldvarg1={18446744073709551634:0}, ldvarg2=1447184708, ldvarg3={18446744073709551632:0}, major=0, ref_cnt=0, tmp={-18446744073709551617:0}, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L4093] tmp___0 = __VERIFIER_nondet_int() [L4095] case 0: [L4125] case 1: VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-18446744073709551617:0}, ldvarg1={18446744073709551634:0}, ldvarg2=1447184708, ldvarg3={18446744073709551632:0}, major=0, ref_cnt=0, tmp={-18446744073709551617:0}, tmp___0=1, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L4126] COND TRUE ldv_state_variable_0 != 0 [L4127] tmp___2 = __VERIFIER_nondet_int() [L4129] case 0: [L4137] case 1: VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={-18446744073709551617:0}, ldvarg1={18446744073709551634:0}, ldvarg2=1447184708, ldvarg3={18446744073709551632:0}, major=0, ref_cnt=0, tmp={-18446744073709551617:0}, tmp___0=1, tmp___2=1, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L4138] COND TRUE ldv_state_variable_0 == 1 [L4139] CALL, EXPR init() [L4028] int tmp ; [L4030] CALL, EXPR register_blkdev(0U, "virtblk") [L4472] return __VERIFIER_nondet_int(); [L4030] RET, EXPR register_blkdev(0U, "virtblk") [L4030] major = register_blkdev(0U, "virtblk") [L4031] COND FALSE !(major < 0) [L4035] CALL, EXPR register_virtio_driver(& virtio_blk) [L4476] return __VERIFIER_nondet_int(); [L4035] RET, EXPR register_virtio_driver(& virtio_blk) [L4035] tmp = register_virtio_driver(& virtio_blk) [L4036] return (tmp); [L4139] RET, EXPR init() [L4139] ldv_retval_1 = init() [L4140] COND TRUE ldv_retval_1 == 0 [L4141] ldv_state_variable_0 = 3 [L4142] ldv_state_variable_2 = 1 [L4143] CALL ldv_initialize_block_device_operations_2() [L4063] void *tmp ; VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L4065] CALL, EXPR ldv_init_zalloc(464UL) VAL [\old(size)=464, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3290] void *p ; [L3291] void *tmp ; [L3293] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=464, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, calloc(1UL, size)={18446744073709551617:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, major=0, ref_cnt=0, size=464, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3293] tmp = calloc(1UL, size) [L3294] p = tmp VAL [\old(size)=464, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, calloc(1UL, size)={18446744073709551617:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, major=0, p={18446744073709551617:0}, ref_cnt=0, size=464, tmp={18446744073709551617:0}, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3295] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3249] COND FALSE !(!cond) [L3295] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=464, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, calloc(1UL, size)={18446744073709551617:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, major=0, p={18446744073709551617:0}, ref_cnt=0, size=464, tmp={18446744073709551617:0}, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3296] return (p); [L4065] RET, EXPR ldv_init_zalloc(464UL) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_init_zalloc(464UL)={18446744073709551617:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L4065] tmp = ldv_init_zalloc(464UL) [L4066] virtblk_fops_group0 = (struct block_device *)tmp [L4143] RET ldv_initialize_block_device_operations_2() [L4144] ldv_state_variable_1 = 1 [L4145] CALL ldv_initialize_virtio_driver_1() [L4054] void *tmp ; VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L4056] CALL, EXPR ldv_init_zalloc(1048UL) VAL [\old(size)=1048, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3290] void *p ; [L3291] void *tmp ; [L3293] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=1048, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, calloc(1UL, size)={-36893488147419103233:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, size=1048, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3293] tmp = calloc(1UL, size) [L3294] p = tmp VAL [\old(size)=1048, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, calloc(1UL, size)={-36893488147419103233:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, p={-36893488147419103233:0}, ref_cnt=0, size=1048, tmp={-36893488147419103233:0}, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3295] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3249] COND FALSE !(!cond) [L3295] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=1048, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, calloc(1UL, size)={-36893488147419103233:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, p={-36893488147419103233:0}, ref_cnt=0, size=1048, tmp={-36893488147419103233:0}, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3296] return (p); [L4056] RET, EXPR ldv_init_zalloc(1048UL) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_init_zalloc(1048UL)={-36893488147419103233:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L4056] tmp = ldv_init_zalloc(1048UL) [L4057] virtio_blk_group0 = (struct virtio_device *)tmp [L4145] RET ldv_initialize_virtio_driver_1() [L4148] COND FALSE !(ldv_retval_1 != 0) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={-18446744073709551617:0}, ldvarg1={18446744073709551634:0}, ldvarg2=1447184708, ldvarg3={18446744073709551632:0}, major=0, ref_cnt=0, tmp={-18446744073709551617:0}, tmp___0=1, tmp___2=1, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L4093] tmp___0 = __VERIFIER_nondet_int() [L4095] case 0: [L4125] case 1: [L4163] case 2: VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={-18446744073709551617:0}, ldvarg1={18446744073709551634:0}, ldvarg2=1447184708, ldvarg3={18446744073709551632:0}, major=0, ref_cnt=0, tmp={-18446744073709551617:0}, tmp___0=2, tmp___2=1, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L4164] COND TRUE ldv_state_variable_2 != 0 [L4165] tmp___3 = __VERIFIER_nondet_int() [L4167] case 0: VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={-18446744073709551617:0}, ldvarg1={18446744073709551634:0}, ldvarg2=1447184708, ldvarg3={18446744073709551632:0}, major=0, ref_cnt=0, tmp={-18446744073709551617:0}, tmp___0=2, tmp___2=1, tmp___3=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L4168] COND TRUE ldv_state_variable_2 == 1 [L4169] EXPR \read(ldvarg3) [L4169] EXPR \read(ldvarg1) [L4169] CALL virtblk_ioctl(virtblk_fops_group0, ldvarg3, ldvarg2, ldvarg1) [L3756] struct gendisk *disk ; [L3757] struct virtio_blk *vblk ; [L3758] void *usr_data ; [L3759] char id_str[20U] ; [L3760] int err ; [L3761] int tmp ; [L3762] bool tmp___0 ; [L3763] int tmp___1 ; [L3764] int tmp___2 ; [L3766] EXPR bdev->bd_disk [L3766] disk = bdev->bd_disk [L3767] EXPR disk->private_data [L3767] vblk = (struct virtio_blk *)disk->private_data [L3768] COND TRUE cmd == 1447184708U [L3769] usr_data = (void *)data [L3770] CALL, EXPR virtblk_get_id(disk, (char *)(& id_str)) [L3723] struct virtio_blk *vblk ; [L3724] struct request *req ; [L3725] struct bio *bio ; [L3726] long tmp ; [L3727] long tmp___0 ; [L3728] long tmp___1 ; [L3729] long tmp___2 ; [L3730] int tmp___3 ; [L3732] EXPR disk->private_data [L3732] vblk = (struct virtio_blk *)disk->private_data [L3733] EXPR vblk->disk [L3733] EXPR (vblk->disk)->queue [L3733] CALL, EXPR bio_map_kern((vblk->disk)->queue, (void *)id_str, 20U, 208U) [L4381] CALL, EXPR ldv_malloc(sizeof(struct bio)) VAL [\old(size)=112, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L3254] void *p ; [L3255] void *tmp ; [L3256] int tmp___0 ; [L3258] tmp___0 = __VERIFIER_nondet_int() [L3259] COND TRUE tmp___0 != 0 [L3260] return ((void *)0); VAL [\old(size)=112, \result={0:0}, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, size=112, tmp___0=1, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L4381] RET, EXPR ldv_malloc(sizeof(struct bio)) VAL [\old(arg2)=20, \old(arg3)=208, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, arg0={18446744073709551638:18446744073709551637}, arg0={18446744073709551638:18446744073709551637}, arg1={18446744073709551635:0}, arg1={18446744073709551635:0}, arg2=20, arg3=208, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_malloc(sizeof(struct bio))={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L4381] return ldv_malloc(sizeof(struct bio)); [L3733] RET, EXPR bio_map_kern((vblk->disk)->queue, (void *)id_str, 20U, 208U) [L3733] bio = bio_map_kern((vblk->disk)->queue, (void *)id_str, 20U, 208U) [L3734] CALL, EXPR IS_ERR((void const *)bio) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={0:0}, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L4216] bool tmp ; VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={0:0}, ptr={0:0}, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L4218] CALL, EXPR ldv_is_err(ptr) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={0:0}, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L4242] return ((unsigned long )ptr > 2012UL); [L4218] RET, EXPR ldv_is_err(ptr) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_is_err(ptr)=0, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={0:0}, ptr={0:0}, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L4218] tmp = ldv_is_err(ptr) [L4219] return ((long )tmp); [L3734] RET, EXPR IS_ERR((void const *)bio) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, bio={0:0}, disk={18446744073709551649:15}, disk={18446744073709551649:15}, features={13:0}, id_str={18446744073709551635:0}, id_str={18446744073709551635:0}, id_table={12:0}, index=0, IS_ERR((void const *)bio)=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, vblk={-18446744073709549604:-8}, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L3734] tmp___0 = IS_ERR((void const *)bio) [L3735] COND FALSE !(tmp___0 != 0L) [L3740] EXPR vblk->disk [L3740] EXPR (vblk->disk)->queue [L3740] CALL, EXPR ldv_blk_make_request_5((vblk->disk)->queue, bio, 208U) [L4225] struct request *tmp ; [L4227] CALL, EXPR ldv_blk_make_request(ldv_func_arg3) [L4309] struct request *res ; [L4310] long tmp___0 ; VAL [\old(mask)=208, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, mask=208, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L4312] COND FALSE !(ldv_blk_rq != 0) VAL [\old(mask)=208, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, mask=208, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L4316] CALL, EXPR ldv_malloc(sizeof(struct request)) VAL [\old(size)=322, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L3254] void *p ; [L3255] void *tmp ; [L3256] int tmp___0 ; [L3258] tmp___0 = __VERIFIER_nondet_int() [L3259] COND FALSE !(tmp___0 != 0) [L3262] tmp = malloc(size) [L3263] p = tmp VAL [\old(size)=322, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, p={-18446744073709549604:0}, ref_cnt=0, size=322, tmp={-18446744073709549604:0}, tmp___0=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L3264] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L3249] COND FALSE !(!cond) [L3264] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=322, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, p={-18446744073709549604:0}, ref_cnt=0, size=322, tmp={-18446744073709549604:0}, tmp___0=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L3265] CALL, EXPR IS_ERR(p) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={-18446744073709549604:0}, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L4216] bool tmp ; VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={-18446744073709549604:0}, ptr={-18446744073709549604:0}, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L4218] CALL, EXPR ldv_is_err(ptr) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={-18446744073709549604:0}, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L4242] return ((unsigned long )ptr > 2012UL); [L4218] RET, EXPR ldv_is_err(ptr) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_is_err(ptr)=0, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={-18446744073709549604:0}, ptr={-18446744073709549604:0}, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L4218] tmp = ldv_is_err(ptr) [L4219] return ((long )tmp); [L3265] RET, EXPR IS_ERR(p) VAL [\old(size)=322, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, IS_ERR(p)=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, p={-18446744073709549604:0}, ref_cnt=0, size=322, tmp={-18446744073709549604:0}, tmp___0=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L3265] CALL assume_abort_if_not(IS_ERR(p) == 0) VAL [\old(cond)=1, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L3249] COND FALSE !(!cond) [L3265] RET assume_abort_if_not(IS_ERR(p) == 0) VAL [\old(size)=322, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, IS_ERR(p)=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, p={-18446744073709549604:0}, ref_cnt=0, size=322, tmp={-18446744073709549604:0}, tmp___0=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L3266] return (p); VAL [\old(size)=322, \result={-18446744073709549604:0}, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, p={-18446744073709549604:0}, ref_cnt=0, size=322, tmp={-18446744073709549604:0}, tmp___0=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L4316] RET, EXPR ldv_malloc(sizeof(struct request)) VAL [\old(mask)=208, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_malloc(sizeof(struct request))={-18446744073709549604:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, mask=208, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L4316] res = ldv_malloc(sizeof(struct request)) [L4317] COND FALSE !((unsigned long )res == (unsigned long )((struct request *)0)) VAL [\old(mask)=208, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, mask=208, ref_cnt=0, res={-18446744073709549604:0}, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L4321] CALL, EXPR IS_ERR___0((void const *)res) [L4277] long tmp ; VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={-18446744073709549604:0}, ptr={-18446744073709549604:0}, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L4279] CALL, EXPR ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L) VAL [\old(c)=0, \old(exp)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L3333] return (exp); [L4279] RET, EXPR ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L)=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={-18446744073709549604:0}, ptr={-18446744073709549604:0}, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L4279] tmp = ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L) [L4280] return (tmp); [L4321] RET, EXPR IS_ERR___0((void const *)res) [L4321] tmp___0 = IS_ERR___0((void const *)res) [L4322] COND TRUE tmp___0 == 0L [L4323] ldv_blk_rq = 1 [L4326] return (res); [L4227] RET, EXPR ldv_blk_make_request(ldv_func_arg3) [L4227] tmp = ldv_blk_make_request(ldv_func_arg3) [L4228] return (tmp); [L3740] RET, EXPR ldv_blk_make_request_5((vblk->disk)->queue, bio, 208U) [L3740] req = ldv_blk_make_request_5((vblk->disk)->queue, bio, 208U) [L3741] CALL, EXPR IS_ERR((void const *)req) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={-18446744073709549604:0}, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L4216] bool tmp ; VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={-18446744073709549604:0}, ptr={-18446744073709549604:0}, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L4218] CALL, EXPR ldv_is_err(ptr) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={-18446744073709549604:0}, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L4242] return ((unsigned long )ptr > 2012UL); [L4218] RET, EXPR ldv_is_err(ptr) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_is_err(ptr)=0, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={-18446744073709549604:0}, ptr={-18446744073709549604:0}, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L4218] tmp = ldv_is_err(ptr) [L4219] return ((long )tmp); [L3741] RET, EXPR IS_ERR((void const *)req) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, bio={0:0}, disk={18446744073709551649:15}, disk={18446744073709551649:15}, features={13:0}, id_str={18446744073709551635:0}, id_str={18446744073709551635:0}, id_table={12:0}, index=0, IS_ERR((void const *)req)=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, req={-18446744073709549604:0}, tmp___0=0, vblk={-18446744073709549604:-8}, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L3741] tmp___2 = IS_ERR((void const *)req) [L3742] COND FALSE !(tmp___2 != 0L) [L3748] req->cmd_type = 7 [L3749] EXPR vblk->disk [L3749] EXPR (vblk->disk)->queue [L3749] EXPR vblk->disk [L3749] CALL, EXPR blk_execute_rq((vblk->disk)->queue, vblk->disk, req, 0) [L4391] return __VERIFIER_nondet_int(); [L3749] RET, EXPR blk_execute_rq((vblk->disk)->queue, vblk->disk, req, 0) [L3749] tmp___3 = blk_execute_rq((vblk->disk)->queue, vblk->disk, req, 0) [L3750] return (tmp___3); VAL [\result=-14, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, bio={0:0}, disk={18446744073709551649:15}, disk={18446744073709551649:15}, features={13:0}, id_str={18446744073709551635:0}, id_str={18446744073709551635:0}, id_table={12:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, req={-18446744073709549604:0}, tmp___0=0, tmp___2=0, tmp___3=-14, vblk={-18446744073709549604:-8}, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L3770] RET, EXPR virtblk_get_id(disk, (char *)(& id_str)) [L3770] err = virtblk_get_id(disk, (char *)(& id_str)) [L3771] COND FALSE !(err == 0) [L3779] return (err); [L3779] return (err); VAL [\old(cmd)=1447184708, \old(data)=0, \old(mode)=0, \result=-14, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, bdev={18446744073709551617:0}, bdev={18446744073709551617:0}, cmd=1447184708, copy_to_user(usr_data, (void const *)(& id_str), 20U)=18446744073709551639, data=0, disk={18446744073709551649:15}, err=-14, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, mode=0, ref_cnt=0, tmp=-3, usr_data={0:0}, vblk={-18446744073709549604:-8}, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L4169] RET virtblk_ioctl(virtblk_fops_group0, ldvarg3, ldvarg2, ldvarg1) [L4170] ldv_state_variable_2 = 1 VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={-18446744073709551617:0}, ldvarg1={18446744073709551634:0}, ldvarg2=1447184708, ldvarg3={18446744073709551632:0}, major=0, ref_cnt=0, tmp={-18446744073709551617:0}, tmp___0=2, tmp___2=1, tmp___3=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L4093] tmp___0 = __VERIFIER_nondet_int() [L4095] case 0: [L4125] case 1: VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={-18446744073709551617:0}, ldvarg1={18446744073709551634:0}, ldvarg2=1447184708, ldvarg3={18446744073709551632:0}, major=0, ref_cnt=0, tmp={-18446744073709551617:0}, tmp___0=1, tmp___2=1, tmp___3=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L4126] COND TRUE ldv_state_variable_0 != 0 [L4127] tmp___2 = __VERIFIER_nondet_int() [L4129] case 0: VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={-18446744073709551617:0}, ldvarg1={18446744073709551634:0}, ldvarg2=1447184708, ldvarg3={18446744073709551632:0}, major=0, ref_cnt=0, tmp={-18446744073709551617:0}, tmp___0=1, tmp___2=0, tmp___3=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L4130] COND TRUE ldv_state_variable_0 == 3 && ref_cnt == 0 [L4131] CALL fini() [L4042] FCALL unregister_blkdev((unsigned int )major, "virtblk") [L4043] FCALL unregister_virtio_driver(& virtio_blk) [L4131] RET fini() [L4132] ldv_state_variable_0 = 2 VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={-18446744073709551617:0}, ldvarg1={18446744073709551634:0}, ldvarg2=1447184708, ldvarg3={18446744073709551632:0}, major=0, ref_cnt=0, tmp={-18446744073709551617:0}, tmp___0=1, tmp___2=0, tmp___3=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L4194] CALL ldv_check_final_state() [L4343] COND TRUE ldv_blk_rq != 0 VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L4344] CALL ldv_error() VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] [L4236] reach_error() VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={18446744073709551645:18446744073709551648}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={18446744073709551617:0}, virtio_blk={14:0}, virtio_blk_group0={-36893488147419103233:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 27 procedures, 304 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 478.7s, OverallIterations: 9, TraceHistogramMax: 12, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.1s, AutomataDifference: 9.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1110 SdHoareTripleChecker+Valid, 7.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1110 mSDsluCounter, 11874 SdHoareTripleChecker+Invalid, 6.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 11129 mSDsCounter, 100 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2952 IncrementalHoareTripleChecker+Invalid, 3052 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 100 mSolverCounterUnsat, 2773 mSDtfsCounter, 2952 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1390 GetRequests, 1097 SyntacticMatches, 3 SemanticMatches, 290 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8512 ImplicationChecksByTransitivity, 182.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1992occurred in iteration=8, InterpolantAutomatonStates: 63, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 8 MinimizatonAttempts, 23 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 2.1s SatisfiabilityAnalysisTime, 3.6s InterpolantComputationTime, 1463 NumberOfCodeBlocks, 1459 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 1709 ConstructedInterpolants, 0 QuantifiedInterpolants, 2277 SizeOfPredicates, 12 NumberOfNonLiveVariables, 4638 ConjunctsInSsa, 52 ConjunctsInUnsatCore, 15 InterpolantComputations, 5 PerfectInterpolantSequences, 1060/1214 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-11-23 03:54:44,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8946ad2f029076f7c4f90de60a8c48e069f80fec06a0c6d7a5dc3a1fc4182879 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 03:54:46,518 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 03:54:46,522 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 03:54:46,580 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 03:54:46,581 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 03:54:46,585 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 03:54:46,587 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 03:54:46,591 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 03:54:46,595 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 03:54:46,603 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 03:54:46,605 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 03:54:46,607 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 03:54:46,608 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 03:54:46,610 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 03:54:46,613 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 03:54:46,618 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 03:54:46,620 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 03:54:46,621 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 03:54:46,623 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 03:54:46,631 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 03:54:46,633 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 03:54:46,636 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 03:54:46,639 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 03:54:46,642 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 03:54:46,652 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 03:54:46,655 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 03:54:46,656 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 03:54:46,657 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 03:54:46,659 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 03:54:46,660 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 03:54:46,660 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 03:54:46,661 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 03:54:46,664 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 03:54:46,665 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 03:54:46,666 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 03:54:46,667 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 03:54:46,668 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 03:54:46,668 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 03:54:46,668 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 03:54:46,671 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 03:54:46,671 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 03:54:46,672 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 03:54:46,719 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 03:54:46,720 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 03:54:46,721 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 03:54:46,721 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 03:54:46,722 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 03:54:46,722 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 03:54:46,722 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 03:54:46,723 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 03:54:46,723 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 03:54:46,723 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 03:54:46,724 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 03:54:46,725 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 03:54:46,726 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 03:54:46,727 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 03:54:46,727 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 03:54:46,727 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 03:54:46,727 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 03:54:46,728 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 03:54:46,728 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 03:54:46,728 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 03:54:46,728 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 03:54:46,729 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 03:54:46,729 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 03:54:46,729 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 03:54:46,729 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 03:54:46,730 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 03:54:46,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 03:54:46,730 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 03:54:46,730 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 03:54:46,731 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 03:54:46,731 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 03:54:46,731 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 03:54:46,732 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 03:54:46,732 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 03:54:46,732 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 03:54:46,732 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8946ad2f029076f7c4f90de60a8c48e069f80fec06a0c6d7a5dc3a1fc4182879 [2021-11-23 03:54:47,150 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 03:54:47,175 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 03:54:47,178 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 03:54:47,180 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 03:54:47,181 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 03:54:47,182 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-11-23 03:54:47,266 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/data/8604008e6/0cbda82c8d18420eb20552b777515374/FLAGbb9833a31 [2021-11-23 03:54:48,185 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 03:54:48,187 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-11-23 03:54:48,224 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/data/8604008e6/0cbda82c8d18420eb20552b777515374/FLAGbb9833a31 [2021-11-23 03:54:48,695 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/data/8604008e6/0cbda82c8d18420eb20552b777515374 [2021-11-23 03:54:48,697 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 03:54:48,699 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 03:54:48,703 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 03:54:48,703 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 03:54:48,707 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 03:54:48,708 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:48" (1/1) ... [2021-11-23 03:54:48,709 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d58e6aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:48, skipping insertion in model container [2021-11-23 03:54:48,710 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:48" (1/1) ... [2021-11-23 03:54:48,720 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 03:54:48,820 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 03:54:49,800 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_40a17099-537d-477b-934f-8c51616f2c82/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8.cil.out.i[121503,121516] [2021-11-23 03:54:49,829 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 03:54:49,852 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 03:54:49,880 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 03:54:50,055 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_40a17099-537d-477b-934f-8c51616f2c82/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8.cil.out.i[121503,121516] [2021-11-23 03:54:50,089 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 03:54:50,098 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 03:54:50,383 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_40a17099-537d-477b-934f-8c51616f2c82/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8.cil.out.i[121503,121516] [2021-11-23 03:54:50,409 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 03:54:50,477 INFO L208 MainTranslator]: Completed translation [2021-11-23 03:54:50,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:50 WrapperNode [2021-11-23 03:54:50,478 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 03:54:50,479 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 03:54:50,479 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 03:54:50,479 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 03:54:50,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:50" (1/1) ... [2021-11-23 03:54:50,550 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:50" (1/1) ... [2021-11-23 03:54:50,662 INFO L137 Inliner]: procedures = 149, calls = 521, calls flagged for inlining = 83, calls inlined = 83, statements flattened = 1605 [2021-11-23 03:54:50,663 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 03:54:50,663 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 03:54:50,664 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 03:54:50,664 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 03:54:50,672 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:50" (1/1) ... [2021-11-23 03:54:50,685 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:50" (1/1) ... [2021-11-23 03:54:50,707 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:50" (1/1) ... [2021-11-23 03:54:50,711 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:50" (1/1) ... [2021-11-23 03:54:50,792 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:50" (1/1) ... [2021-11-23 03:54:50,803 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:50" (1/1) ... [2021-11-23 03:54:50,827 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:50" (1/1) ... [2021-11-23 03:54:50,858 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 03:54:50,859 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 03:54:50,860 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 03:54:50,860 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 03:54:50,861 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:50" (1/1) ... [2021-11-23 03:54:50,868 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 03:54:50,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:54:50,895 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 03:54:50,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 03:54:50,945 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_max_segment_size [2021-11-23 03:54:50,949 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_max_segment_size [2021-11-23 03:54:50,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 03:54:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 03:54:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 03:54:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_config_buf [2021-11-23 03:54:50,950 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_config_buf [2021-11-23 03:54:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 03:54:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 03:54:50,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 03:54:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-23 03:54:50,950 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-23 03:54:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UINT~X~$Pointer$~X~C_UINT~TO~VOID [2021-11-23 03:54:50,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UINT~X~$Pointer$~X~C_UINT~TO~VOID [2021-11-23 03:54:50,950 INFO L130 BoogieDeclarations]: Found specification of procedure req_get_ioprio [2021-11-23 03:54:50,951 INFO L138 BoogieDeclarations]: Found implementation of procedure req_get_ioprio [2021-11-23 03:54:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 03:54:50,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 03:54:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2021-11-23 03:54:50,951 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2021-11-23 03:54:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_buf [2021-11-23 03:54:50,951 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_buf [2021-11-23 03:54:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 03:54:50,951 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 03:54:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 03:54:50,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 03:54:50,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 03:54:50,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 03:54:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure index_to_minor [2021-11-23 03:54:50,952 INFO L138 BoogieDeclarations]: Found implementation of procedure index_to_minor [2021-11-23 03:54:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-23 03:54:50,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-23 03:54:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 03:54:50,953 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 03:54:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 03:54:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-23 03:54:50,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-23 03:54:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-23 03:54:50,953 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-23 03:54:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 03:54:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_has_feature [2021-11-23 03:54:50,954 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_has_feature [2021-11-23 03:54:50,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 03:54:50,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 03:54:50,954 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 03:54:50,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 03:54:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_remove [2021-11-23 03:54:50,955 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_remove [2021-11-23 03:54:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_destroy [2021-11-23 03:54:50,956 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_destroy [2021-11-23 03:54:50,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 03:54:50,957 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-23 03:54:50,958 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-23 03:54:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 03:54:50,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 03:54:50,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 03:54:50,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 03:54:50,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 03:54:50,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 03:54:50,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 03:54:50,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 03:54:50,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 03:54:50,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 03:54:50,960 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2021-11-23 03:54:50,960 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2021-11-23 03:54:50,960 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_ordered [2021-11-23 03:54:50,960 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_ordered [2021-11-23 03:54:50,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 03:54:50,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 03:54:50,961 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 03:54:50,961 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 03:54:51,545 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 03:54:51,547 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 03:54:56,835 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-23 03:54:59,166 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 03:54:59,184 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 03:54:59,185 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 03:54:59,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:54:59 BoogieIcfgContainer [2021-11-23 03:54:59,189 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 03:54:59,192 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 03:54:59,192 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 03:54:59,195 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 03:54:59,196 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:54:48" (1/3) ... [2021-11-23 03:54:59,197 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18a2f190 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:54:59, skipping insertion in model container [2021-11-23 03:54:59,197 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:50" (2/3) ... [2021-11-23 03:54:59,197 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18a2f190 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:54:59, skipping insertion in model container [2021-11-23 03:54:59,197 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:54:59" (3/3) ... [2021-11-23 03:54:59,199 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-11-23 03:54:59,206 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 03:54:59,206 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 03:54:59,273 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 03:54:59,280 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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, mLoopAccelerationTechnique=FAST_UPR [2021-11-23 03:54:59,280 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 03:54:59,309 INFO L276 IsEmpty]: Start isEmpty. Operand has 457 states, 346 states have (on average 1.2919075144508672) internal successors, (447), 358 states have internal predecessors, (447), 84 states have call successors, (84), 26 states have call predecessors, (84), 25 states have return successors, (79), 79 states have call predecessors, (79), 79 states have call successors, (79) [2021-11-23 03:54:59,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 03:54:59,319 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:54:59,320 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-23 03:54:59,320 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:54:59,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:54:59,330 INFO L85 PathProgramCache]: Analyzing trace with hash 1119521097, now seen corresponding path program 1 times [2021-11-23 03:54:59,347 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 03:54:59,347 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [905225458] [2021-11-23 03:54:59,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:54:59,349 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 03:54:59,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 03:54:59,352 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 03:54:59,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-23 03:54:59,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:54:59,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 03:54:59,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:55:00,097 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 03:55:00,097 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:55:00,300 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 03:55:00,301 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 03:55:00,302 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [905225458] [2021-11-23 03:55:00,302 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [905225458] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 03:55:00,303 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-23 03:55:00,303 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-23 03:55:00,305 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963366968] [2021-11-23 03:55:00,306 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 03:55:00,320 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-23 03:55:00,321 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 03:55:00,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-23 03:55:00,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 03:55:00,370 INFO L87 Difference]: Start difference. First operand has 457 states, 346 states have (on average 1.2919075144508672) internal successors, (447), 358 states have internal predecessors, (447), 84 states have call successors, (84), 26 states have call predecessors, (84), 25 states have return successors, (79), 79 states have call predecessors, (79), 79 states have call successors, (79) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-11-23 03:55:00,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:55:00,508 INFO L93 Difference]: Finished difference Result 909 states and 1235 transitions. [2021-11-23 03:55:00,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 03:55:00,510 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 46 [2021-11-23 03:55:00,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:55:00,533 INFO L225 Difference]: With dead ends: 909 [2021-11-23 03:55:00,533 INFO L226 Difference]: Without dead ends: 439 [2021-11-23 03:55:00,547 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 03:55:00,550 INFO L933 BasicCegarLoop]: 605 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 605 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 03:55:00,551 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 605 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 03:55:00,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 439 states. [2021-11-23 03:55:00,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 439 to 439. [2021-11-23 03:55:00,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 439 states, 335 states have (on average 1.2597014925373133) internal successors, (422), 340 states have internal predecessors, (422), 79 states have call successors, (79), 25 states have call predecessors, (79), 24 states have return successors, (77), 77 states have call predecessors, (77), 77 states have call successors, (77) [2021-11-23 03:55:00,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 439 states and 578 transitions. [2021-11-23 03:55:00,647 INFO L78 Accepts]: Start accepts. Automaton has 439 states and 578 transitions. Word has length 46 [2021-11-23 03:55:00,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:55:00,648 INFO L470 AbstractCegarLoop]: Abstraction has 439 states and 578 transitions. [2021-11-23 03:55:00,648 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-11-23 03:55:00,648 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 578 transitions. [2021-11-23 03:55:00,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 03:55:00,651 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:55:00,652 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-11-23 03:55:00,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-23 03:55:00,854 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 03:55:00,854 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:55:00,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:55:00,855 INFO L85 PathProgramCache]: Analyzing trace with hash 275515595, now seen corresponding path program 1 times [2021-11-23 03:55:00,858 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 03:55:00,862 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1745723232] [2021-11-23 03:55:00,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:55:00,863 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 03:55:00,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 03:55:00,866 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 03:55:00,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-23 03:55:01,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:55:01,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 03:55:01,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:55:01,482 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 03:55:01,482 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:55:01,738 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 03:55:01,738 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 03:55:01,739 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1745723232] [2021-11-23 03:55:01,741 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1745723232] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-23 03:55:01,742 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-23 03:55:01,742 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 6 [2021-11-23 03:55:01,742 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816493188] [2021-11-23 03:55:01,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 03:55:01,744 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-23 03:55:01,744 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 03:55:01,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-23 03:55:01,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-23 03:55:01,746 INFO L87 Difference]: Start difference. First operand 439 states and 578 transitions. Second operand has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (6), 2 states have call predecessors, (6), 3 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-11-23 03:55:01,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:55:01,883 INFO L93 Difference]: Finished difference Result 876 states and 1154 transitions. [2021-11-23 03:55:01,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-23 03:55:01,884 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (6), 2 states have call predecessors, (6), 3 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 46 [2021-11-23 03:55:01,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:55:01,892 INFO L225 Difference]: With dead ends: 876 [2021-11-23 03:55:01,893 INFO L226 Difference]: Without dead ends: 440 [2021-11-23 03:55:01,896 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2021-11-23 03:55:01,897 INFO L933 BasicCegarLoop]: 576 mSDtfsCounter, 3 mSDsluCounter, 1147 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 1723 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 03:55:01,898 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 1723 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 03:55:01,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 440 states. [2021-11-23 03:55:01,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 440 to 440. [2021-11-23 03:55:01,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 440 states, 336 states have (on average 1.2589285714285714) internal successors, (423), 341 states have internal predecessors, (423), 79 states have call successors, (79), 25 states have call predecessors, (79), 24 states have return successors, (77), 77 states have call predecessors, (77), 77 states have call successors, (77) [2021-11-23 03:55:01,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 440 states and 579 transitions. [2021-11-23 03:55:01,948 INFO L78 Accepts]: Start accepts. Automaton has 440 states and 579 transitions. Word has length 46 [2021-11-23 03:55:01,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:55:01,950 INFO L470 AbstractCegarLoop]: Abstraction has 440 states and 579 transitions. [2021-11-23 03:55:01,951 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.75) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (6), 2 states have call predecessors, (6), 3 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-11-23 03:55:01,951 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 579 transitions. [2021-11-23 03:55:01,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 03:55:01,953 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:55:01,954 INFO L514 BasicCegarLoop]: trace histogram [2, 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] [2021-11-23 03:55:01,977 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-23 03:55:02,168 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 03:55:02,169 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:55:02,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:55:02,169 INFO L85 PathProgramCache]: Analyzing trace with hash 204883235, now seen corresponding path program 1 times [2021-11-23 03:55:02,170 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 03:55:02,171 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2002255312] [2021-11-23 03:55:02,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:55:02,171 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 03:55:02,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 03:55:02,172 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 03:55:02,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-23 03:55:02,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:55:02,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 03:55:02,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:55:02,888 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 03:55:02,888 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:55:03,251 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 03:55:03,251 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 03:55:03,251 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2002255312] [2021-11-23 03:55:03,251 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2002255312] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:55:03,251 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [978836986] [2021-11-23 03:55:03,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:55:03,252 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 03:55:03,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 03:55:03,253 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 03:55:03,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2021-11-23 03:55:03,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:55:03,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 03:55:03,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:55:03,922 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 03:55:03,923 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:55:04,078 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 03:55:04,078 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [978836986] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 03:55:04,078 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-23 03:55:04,078 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [5, 5] total 9 [2021-11-23 03:55:04,079 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906761892] [2021-11-23 03:55:04,079 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 03:55:04,079 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 03:55:04,080 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 03:55:04,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 03:55:04,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-23 03:55:04,081 INFO L87 Difference]: Start difference. First operand 440 states and 579 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (11), 3 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2021-11-23 03:55:04,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:55:04,155 INFO L93 Difference]: Finished difference Result 857 states and 1129 transitions. [2021-11-23 03:55:04,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 03:55:04,156 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (11), 3 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 48 [2021-11-23 03:55:04,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:55:04,168 INFO L225 Difference]: With dead ends: 857 [2021-11-23 03:55:04,168 INFO L226 Difference]: Without dead ends: 848 [2021-11-23 03:55:04,169 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 181 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-23 03:55:04,172 INFO L933 BasicCegarLoop]: 660 mSDtfsCounter, 532 mSDsluCounter, 547 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 532 SdHoareTripleChecker+Valid, 1207 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 03:55:04,174 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [532 Valid, 1207 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 03:55:04,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 848 states. [2021-11-23 03:55:04,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 848 to 848. [2021-11-23 03:55:04,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 848 states, 649 states have (on average 1.2604006163328196) internal successors, (818), 658 states have internal predecessors, (818), 151 states have call successors, (151), 48 states have call predecessors, (151), 47 states have return successors, (149), 149 states have call predecessors, (149), 149 states have call successors, (149) [2021-11-23 03:55:04,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 848 states and 1118 transitions. [2021-11-23 03:55:04,292 INFO L78 Accepts]: Start accepts. Automaton has 848 states and 1118 transitions. Word has length 48 [2021-11-23 03:55:04,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:55:04,293 INFO L470 AbstractCegarLoop]: Abstraction has 848 states and 1118 transitions. [2021-11-23 03:55:04,293 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (11), 3 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2021-11-23 03:55:04,294 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1118 transitions. [2021-11-23 03:55:04,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 03:55:04,317 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:55:04,318 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-11-23 03:55:04,340 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-23 03:55:04,542 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2021-11-23 03:55:04,739 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt [2021-11-23 03:55:04,740 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:55:04,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:55:04,740 INFO L85 PathProgramCache]: Analyzing trace with hash 1655512125, now seen corresponding path program 1 times [2021-11-23 03:55:04,741 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 03:55:04,742 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2020339145] [2021-11-23 03:55:04,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:55:04,742 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 03:55:04,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 03:55:04,750 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 03:55:04,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-23 03:55:05,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:55:05,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 556 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 03:55:05,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:55:05,645 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 03:55:05,645 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:55:06,130 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 03:55:06,131 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 03:55:06,131 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2020339145] [2021-11-23 03:55:06,131 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2020339145] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:55:06,131 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1572864230] [2021-11-23 03:55:06,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:55:06,131 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 03:55:06,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 03:55:06,133 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 03:55:06,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2021-11-23 03:55:06,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:55:06,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 556 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-23 03:55:06,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:55:06,980 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 03:55:06,980 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:55:07,235 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 03:55:07,235 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1572864230] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 03:55:07,235 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-23 03:55:07,236 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [5, 5] total 9 [2021-11-23 03:55:07,236 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499556638] [2021-11-23 03:55:07,236 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 03:55:07,239 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 03:55:07,239 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 03:55:07,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 03:55:07,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-23 03:55:07,242 INFO L87 Difference]: Start difference. First operand 848 states and 1118 transitions. Second operand has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-23 03:55:07,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:55:07,434 INFO L93 Difference]: Finished difference Result 2393 states and 3151 transitions. [2021-11-23 03:55:07,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 03:55:07,435 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 109 [2021-11-23 03:55:07,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:55:07,453 INFO L225 Difference]: With dead ends: 2393 [2021-11-23 03:55:07,453 INFO L226 Difference]: Without dead ends: 1560 [2021-11-23 03:55:07,458 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 432 GetRequests, 425 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-23 03:55:07,461 INFO L933 BasicCegarLoop]: 652 mSDtfsCounter, 485 mSDsluCounter, 552 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 485 SdHoareTripleChecker+Valid, 1204 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 03:55:07,464 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [485 Valid, 1204 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 03:55:07,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2021-11-23 03:55:07,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1552. [2021-11-23 03:55:07,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1552 states, 1185 states have (on average 1.2607594936708861) internal successors, (1494), 1202 states have internal predecessors, (1494), 275 states have call successors, (275), 92 states have call predecessors, (275), 91 states have return successors, (273), 273 states have call predecessors, (273), 273 states have call successors, (273) [2021-11-23 03:55:07,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1552 states to 1552 states and 2042 transitions. [2021-11-23 03:55:07,585 INFO L78 Accepts]: Start accepts. Automaton has 1552 states and 2042 transitions. Word has length 109 [2021-11-23 03:55:07,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:55:07,586 INFO L470 AbstractCegarLoop]: Abstraction has 1552 states and 2042 transitions. [2021-11-23 03:55:07,586 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.0) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-23 03:55:07,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1552 states and 2042 transitions. [2021-11-23 03:55:07,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-23 03:55:07,596 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:55:07,600 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-11-23 03:55:07,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2021-11-23 03:55:07,828 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-23 03:55:08,013 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 03:55:08,013 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:55:08,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:55:08,013 INFO L85 PathProgramCache]: Analyzing trace with hash -1260551148, now seen corresponding path program 1 times [2021-11-23 03:55:08,015 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 03:55:08,015 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [85766292] [2021-11-23 03:55:08,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:55:08,016 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 03:55:08,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 03:55:08,017 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 03:55:08,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-23 03:55:08,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:55:08,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 672 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 03:55:08,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:55:09,063 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 36 proven. 1 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 03:55:09,063 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:55:09,647 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-23 03:55:09,647 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 03:55:09,648 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [85766292] [2021-11-23 03:55:09,648 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [85766292] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:55:09,648 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [51622490] [2021-11-23 03:55:09,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:55:09,648 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 03:55:09,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 03:55:09,650 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 03:55:09,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2021-11-23 03:55:10,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:55:10,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 672 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-23 03:55:10,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:55:10,747 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 03:55:10,748 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:55:11,312 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-11-23 03:55:11,313 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [51622490] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 03:55:11,313 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-23 03:55:11,314 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [5, 5] total 14 [2021-11-23 03:55:11,316 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635331208] [2021-11-23 03:55:11,317 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 03:55:11,319 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-23 03:55:11,320 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 03:55:11,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-23 03:55:11,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2021-11-23 03:55:11,321 INFO L87 Difference]: Start difference. First operand 1552 states and 2042 transitions. Second operand has 8 states, 8 states have (on average 12.25) internal successors, (98), 6 states have internal predecessors, (98), 2 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (17), 4 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-23 03:55:11,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:55:11,502 INFO L93 Difference]: Finished difference Result 3089 states and 4093 transitions. [2021-11-23 03:55:11,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-23 03:55:11,503 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 12.25) internal successors, (98), 6 states have internal predecessors, (98), 2 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (17), 4 states have call predecessors, (17), 2 states have call successors, (17) Word has length 155 [2021-11-23 03:55:11,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:55:11,524 INFO L225 Difference]: With dead ends: 3089 [2021-11-23 03:55:11,524 INFO L226 Difference]: Without dead ends: 1560 [2021-11-23 03:55:11,533 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 616 GetRequests, 604 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2021-11-23 03:55:11,534 INFO L933 BasicCegarLoop]: 577 mSDtfsCounter, 0 mSDsluCounter, 2300 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2877 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 03:55:11,534 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 2877 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 03:55:11,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2021-11-23 03:55:11,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1554. [2021-11-23 03:55:11,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1554 states, 1186 states have (on average 1.260539629005059) internal successors, (1495), 1204 states have internal predecessors, (1495), 275 states have call successors, (275), 92 states have call predecessors, (275), 92 states have return successors, (281), 273 states have call predecessors, (281), 273 states have call successors, (281) [2021-11-23 03:55:11,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 1554 states and 2051 transitions. [2021-11-23 03:55:11,682 INFO L78 Accepts]: Start accepts. Automaton has 1554 states and 2051 transitions. Word has length 155 [2021-11-23 03:55:11,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:55:11,683 INFO L470 AbstractCegarLoop]: Abstraction has 1554 states and 2051 transitions. [2021-11-23 03:55:11,683 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.25) internal successors, (98), 6 states have internal predecessors, (98), 2 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (17), 4 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-23 03:55:11,683 INFO L276 IsEmpty]: Start isEmpty. Operand 1554 states and 2051 transitions. [2021-11-23 03:55:11,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-23 03:55:11,691 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:55:11,692 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 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] [2021-11-23 03:55:11,718 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-23 03:55:11,924 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2021-11-23 03:55:12,115 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt [2021-11-23 03:55:12,115 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:55:12,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:55:12,116 INFO L85 PathProgramCache]: Analyzing trace with hash 135573017, now seen corresponding path program 1 times [2021-11-23 03:55:12,117 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 03:55:12,117 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [755044530] [2021-11-23 03:55:12,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:55:12,117 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 03:55:12,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 03:55:12,118 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 03:55:12,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-23 03:55:12,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:55:12,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 03:55:12,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:55:13,177 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 44 proven. 1 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-23 03:55:13,177 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:55:13,755 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-23 03:55:13,755 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 03:55:13,755 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [755044530] [2021-11-23 03:55:13,755 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [755044530] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:55:13,755 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [396232255] [2021-11-23 03:55:13,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:55:13,756 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 03:55:13,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 03:55:13,756 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 03:55:13,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2021-11-23 03:55:14,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:55:14,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 03:55:14,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:55:15,070 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 44 proven. 1 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-23 03:55:15,070 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:55:15,527 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-23 03:55:15,527 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [396232255] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:55:15,527 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [708071278] [2021-11-23 03:55:15,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:55:15,528 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:55:15,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:55:15,529 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:55:15,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-11-23 03:55:15,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:55:15,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-23 03:55:15,998 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:55:16,405 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 03:55:16,405 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:55:16,861 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-23 03:55:16,861 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [708071278] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-23 03:55:16,861 INFO L186 FreeRefinementEngine]: Found 2 perfect and 4 imperfect interpolant sequences. [2021-11-23 03:55:16,862 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [5, 5, 5, 5] total 12 [2021-11-23 03:55:16,862 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309579150] [2021-11-23 03:55:16,862 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-23 03:55:16,862 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-23 03:55:16,862 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 03:55:16,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-23 03:55:16,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-11-23 03:55:16,863 INFO L87 Difference]: Start difference. First operand 1554 states and 2051 transitions. Second operand has 6 states, 6 states have (on average 18.5) internal successors, (111), 6 states have internal predecessors, (111), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2021-11-23 03:55:17,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:55:17,052 INFO L93 Difference]: Finished difference Result 3107 states and 4103 transitions. [2021-11-23 03:55:17,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-23 03:55:17,053 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.5) internal successors, (111), 6 states have internal predecessors, (111), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 175 [2021-11-23 03:55:17,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:55:17,068 INFO L225 Difference]: With dead ends: 3107 [2021-11-23 03:55:17,068 INFO L226 Difference]: Without dead ends: 1570 [2021-11-23 03:55:17,076 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1045 GetRequests, 1034 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2021-11-23 03:55:17,077 INFO L933 BasicCegarLoop]: 579 mSDtfsCounter, 20 mSDsluCounter, 1724 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 2303 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-23 03:55:17,077 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 2303 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-23 03:55:17,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1570 states. [2021-11-23 03:55:17,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1570 to 1545. [2021-11-23 03:55:17,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1545 states, 1177 states have (on average 1.2565845369583688) internal successors, (1479), 1195 states have internal predecessors, (1479), 275 states have call successors, (275), 92 states have call predecessors, (275), 92 states have return successors, (281), 273 states have call predecessors, (281), 273 states have call successors, (281) [2021-11-23 03:55:17,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 1545 states and 2035 transitions. [2021-11-23 03:55:17,170 INFO L78 Accepts]: Start accepts. Automaton has 1545 states and 2035 transitions. Word has length 175 [2021-11-23 03:55:17,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:55:17,171 INFO L470 AbstractCegarLoop]: Abstraction has 1545 states and 2035 transitions. [2021-11-23 03:55:17,171 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.5) internal successors, (111), 6 states have internal predecessors, (111), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2021-11-23 03:55:17,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 2035 transitions. [2021-11-23 03:55:17,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-11-23 03:55:17,178 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:55:17,179 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 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] [2021-11-23 03:55:17,203 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-23 03:55:17,400 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2021-11-23 03:55:17,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-11-23 03:55:17,794 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:55:17,794 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:55:17,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:55:17,795 INFO L85 PathProgramCache]: Analyzing trace with hash 666316361, now seen corresponding path program 1 times [2021-11-23 03:55:17,795 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 03:55:17,795 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [415719516] [2021-11-23 03:55:17,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:55:17,796 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 03:55:17,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 03:55:17,796 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 03:55:17,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-11-23 03:55:18,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:55:18,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 718 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 03:55:18,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:55:18,678 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 44 proven. 1 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-23 03:55:18,678 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:55:19,254 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-23 03:55:19,254 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 03:55:19,255 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [415719516] [2021-11-23 03:55:19,255 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [415719516] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:55:19,255 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1773006694] [2021-11-23 03:55:19,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:55:19,255 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 03:55:19,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 03:55:19,258 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 03:55:19,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2021-11-23 03:55:20,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:55:20,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 718 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 03:55:20,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:55:20,554 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 44 proven. 1 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-23 03:55:20,554 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:55:21,008 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-23 03:55:21,008 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1773006694] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:55:21,008 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1723424147] [2021-11-23 03:55:21,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 03:55:21,008 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:55:21,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:55:21,012 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:55:21,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-11-23 03:55:21,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 03:55:21,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 718 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-23 03:55:21,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:55:21,796 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 44 proven. 1 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-23 03:55:21,796 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:55:22,184 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-23 03:55:22,185 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1723424147] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:55:22,185 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-23 03:55:22,185 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 8 [2021-11-23 03:55:22,186 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216917256] [2021-11-23 03:55:22,186 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-23 03:55:22,187 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-23 03:55:22,187 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 03:55:22,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-23 03:55:22,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-23 03:55:22,188 INFO L87 Difference]: Start difference. First operand 1545 states and 2035 transitions. Second operand has 8 states, 8 states have (on average 15.0) internal successors, (120), 8 states have internal predecessors, (120), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2021-11-23 03:55:22,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:55:22,608 INFO L93 Difference]: Finished difference Result 3087 states and 4071 transitions. [2021-11-23 03:55:22,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-23 03:55:22,610 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 15.0) internal successors, (120), 8 states have internal predecessors, (120), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 176 [2021-11-23 03:55:22,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:55:22,627 INFO L225 Difference]: With dead ends: 3087 [2021-11-23 03:55:22,627 INFO L226 Difference]: Without dead ends: 1555 [2021-11-23 03:55:22,635 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1054 GetRequests, 1044 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2021-11-23 03:55:22,636 INFO L933 BasicCegarLoop]: 575 mSDtfsCounter, 16 mSDsluCounter, 1151 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 1726 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-23 03:55:22,636 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [16 Valid, 1726 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-23 03:55:22,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1555 states. [2021-11-23 03:55:22,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1555 to 1555. [2021-11-23 03:55:22,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1555 states, 1186 states have (on average 1.2571669477234402) internal successors, (1491), 1204 states have internal predecessors, (1491), 275 states have call successors, (275), 93 states have call predecessors, (275), 93 states have return successors, (281), 273 states have call predecessors, (281), 273 states have call successors, (281) [2021-11-23 03:55:22,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 1555 states and 2047 transitions. [2021-11-23 03:55:22,712 INFO L78 Accepts]: Start accepts. Automaton has 1555 states and 2047 transitions. Word has length 176 [2021-11-23 03:55:22,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:55:22,712 INFO L470 AbstractCegarLoop]: Abstraction has 1555 states and 2047 transitions. [2021-11-23 03:55:22,713 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.0) internal successors, (120), 8 states have internal predecessors, (120), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2021-11-23 03:55:22,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 2047 transitions. [2021-11-23 03:55:22,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-11-23 03:55:22,719 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:55:22,719 INFO L514 BasicCegarLoop]: trace histogram [6, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 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] [2021-11-23 03:55:22,764 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-11-23 03:55:22,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2021-11-23 03:55:23,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-11-23 03:55:23,342 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 03:55:23,342 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:55:23,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:55:23,343 INFO L85 PathProgramCache]: Analyzing trace with hash -2026420815, now seen corresponding path program 2 times [2021-11-23 03:55:23,343 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 03:55:23,343 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [732723886] [2021-11-23 03:55:23,344 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-23 03:55:23,344 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 03:55:23,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 03:55:23,345 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 03:55:23,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-11-23 03:55:24,091 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-23 03:55:24,091 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 03:55:24,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 738 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 03:55:24,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:55:24,617 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 55 proven. 10 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-23 03:55:24,617 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:55:25,670 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-23 03:55:25,670 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-23 03:55:25,670 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [732723886] [2021-11-23 03:55:25,670 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [732723886] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:55:25,670 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1966035487] [2021-11-23 03:55:25,670 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-23 03:55:25,671 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-23 03:55:25,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/cvc4 [2021-11-23 03:55:25,671 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-23 03:55:25,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2021-11-23 03:55:27,351 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-23 03:55:27,352 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 03:55:27,366 INFO L263 TraceCheckSpWp]: Trace formula consists of 738 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-23 03:55:27,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:55:27,776 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 55 proven. 10 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-23 03:55:27,776 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:55:28,276 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-23 03:55:28,277 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1966035487] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:55:28,277 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1311722255] [2021-11-23 03:55:28,277 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-23 03:55:28,277 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:55:28,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 [2021-11-23 03:55:28,282 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-23 03:55:28,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-11-23 03:55:28,983 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-23 03:55:28,984 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-23 03:55:29,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 738 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-23 03:55:29,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 03:55:29,451 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 54 proven. 3 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-23 03:55:29,451 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-23 03:55:30,196 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 18 proven. 3 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2021-11-23 03:55:30,196 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1311722255] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-23 03:55:30,196 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-23 03:55:30,197 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8, 8, 6, 6] total 20 [2021-11-23 03:55:30,197 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926278057] [2021-11-23 03:55:30,197 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-23 03:55:30,198 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-11-23 03:55:30,198 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-23 03:55:30,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-11-23 03:55:30,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=274, Unknown=0, NotChecked=0, Total=380 [2021-11-23 03:55:30,200 INFO L87 Difference]: Start difference. First operand 1555 states and 2047 transitions. Second operand has 20 states, 20 states have (on average 6.85) internal successors, (137), 20 states have internal predecessors, (137), 2 states have call successors, (32), 2 states have call predecessors, (32), 6 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-11-23 03:55:31,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 03:55:31,881 INFO L93 Difference]: Finished difference Result 3103 states and 4090 transitions. [2021-11-23 03:55:31,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-23 03:55:31,883 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 6.85) internal successors, (137), 20 states have internal predecessors, (137), 2 states have call successors, (32), 2 states have call predecessors, (32), 6 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 180 [2021-11-23 03:55:31,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 03:55:31,901 INFO L225 Difference]: With dead ends: 3103 [2021-11-23 03:55:31,902 INFO L226 Difference]: Without dead ends: 1561 [2021-11-23 03:55:31,911 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1091 GetRequests, 1056 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 230 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=352, Invalid=980, Unknown=0, NotChecked=0, Total=1332 [2021-11-23 03:55:31,912 INFO L933 BasicCegarLoop]: 577 mSDtfsCounter, 129 mSDsluCounter, 4594 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 5171 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-11-23 03:55:31,912 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [129 Valid, 5171 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-11-23 03:55:31,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1561 states. [2021-11-23 03:55:31,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1561 to 1561. [2021-11-23 03:55:31,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1561 states, 1192 states have (on average 1.2533557046979866) internal successors, (1494), 1210 states have internal predecessors, (1494), 275 states have call successors, (275), 93 states have call predecessors, (275), 93 states have return successors, (281), 273 states have call predecessors, (281), 273 states have call successors, (281) [2021-11-23 03:55:31,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1561 states to 1561 states and 2050 transitions. [2021-11-23 03:55:31,997 INFO L78 Accepts]: Start accepts. Automaton has 1561 states and 2050 transitions. Word has length 180 [2021-11-23 03:55:31,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 03:55:31,998 INFO L470 AbstractCegarLoop]: Abstraction has 1561 states and 2050 transitions. [2021-11-23 03:55:31,999 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 6.85) internal successors, (137), 20 states have internal predecessors, (137), 2 states have call successors, (32), 2 states have call predecessors, (32), 6 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-11-23 03:55:32,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1561 states and 2050 transitions. [2021-11-23 03:55:32,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-11-23 03:55:32,008 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 03:55:32,008 INFO L514 BasicCegarLoop]: trace histogram [12, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 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] [2021-11-23 03:55:32,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2021-11-23 03:55:32,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2021-11-23 03:55:32,462 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2021-11-23 03:55:32,633 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/cvc4 --incremental --print-success --lang smt,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-23 03:55:32,634 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 03:55:32,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 03:55:32,634 INFO L85 PathProgramCache]: Analyzing trace with hash -1476408975, now seen corresponding path program 3 times [2021-11-23 03:55:32,635 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 03:55:32,635 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1473901772] [2021-11-23 03:55:32,635 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-23 03:55:32,635 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 03:55:32,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat [2021-11-23 03:55:32,636 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 03:55:32,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2021-11-23 03:55:37,185 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-11-23 03:55:37,185 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-23 03:55:37,186 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-23 03:55:41,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-23 03:55:41,850 INFO L133 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2021-11-23 03:55:41,851 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-23 03:55:41,852 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-23 03:55:41,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 (19)] Forceful destruction successful, exit code 0 [2021-11-23 03:55:42,074 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/mathsat -unsat_core_generation=3 [2021-11-23 03:55:42,077 INFO L732 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1, 1, 1] [2021-11-23 03:55:42,081 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-23 03:55:42,136 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,144 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,145 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,145 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,145 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,146 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,146 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,146 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,147 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,148 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,148 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,148 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,149 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,149 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,150 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,150 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,150 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,151 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,151 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,151 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,151 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,152 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:55:42,152 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,152 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:55:42,153 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,153 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:55:42,153 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,154 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:55:42,154 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,154 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,155 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,156 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,157 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,157 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,158 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,158 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,158 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,159 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,159 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,159 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,159 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,160 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:55:42,160 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,160 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:55:42,160 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,161 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:55:42,161 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-11-23 03:55:42,161 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-11-23 03:55:42,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 03:55:42 BoogieIcfgContainer [2021-11-23 03:55:42,383 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-23 03:55:42,384 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 03:55:42,384 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 03:55:42,384 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 03:55:42,385 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:54:59" (3/4) ... [2021-11-23 03:55:42,388 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-23 03:55:42,388 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 03:55:42,389 INFO L158 Benchmark]: Toolchain (without parser) took 53690.21ms. Allocated memory was 56.6MB in the beginning and 218.1MB in the end (delta: 161.5MB). Free memory was 28.4MB in the beginning and 75.9MB in the end (delta: -47.5MB). Peak memory consumption was 112.9MB. Max. memory is 16.1GB. [2021-11-23 03:55:42,390 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 56.6MB. Free memory was 37.3MB in the beginning and 37.3MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 03:55:42,390 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1774.90ms. Allocated memory was 56.6MB in the beginning and 83.9MB in the end (delta: 27.3MB). Free memory was 28.2MB in the beginning and 44.0MB in the end (delta: -15.7MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2021-11-23 03:55:42,391 INFO L158 Benchmark]: Boogie Procedure Inliner took 183.94ms. Allocated memory is still 83.9MB. Free memory was 44.0MB in the beginning and 33.9MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 03:55:42,391 INFO L158 Benchmark]: Boogie Preprocessor took 194.73ms. Allocated memory is still 83.9MB. Free memory was 33.9MB in the beginning and 38.6MB in the end (delta: -4.7MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2021-11-23 03:55:42,392 INFO L158 Benchmark]: RCFGBuilder took 8330.13ms. Allocated memory was 83.9MB in the beginning and 115.3MB in the end (delta: 31.5MB). Free memory was 38.6MB in the beginning and 65.8MB in the end (delta: -27.2MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. [2021-11-23 03:55:42,392 INFO L158 Benchmark]: TraceAbstraction took 43191.30ms. Allocated memory was 115.3MB in the beginning and 218.1MB in the end (delta: 102.8MB). Free memory was 65.2MB in the beginning and 75.9MB in the end (delta: -10.7MB). Peak memory consumption was 91.9MB. Max. memory is 16.1GB. [2021-11-23 03:55:42,393 INFO L158 Benchmark]: Witness Printer took 5.05ms. Allocated memory is still 218.1MB. Free memory is still 75.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 03:55:42,395 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 56.6MB. Free memory was 37.3MB in the beginning and 37.3MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1774.90ms. Allocated memory was 56.6MB in the beginning and 83.9MB in the end (delta: 27.3MB). Free memory was 28.2MB in the beginning and 44.0MB in the end (delta: -15.7MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 183.94ms. Allocated memory is still 83.9MB. Free memory was 44.0MB in the beginning and 33.9MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 194.73ms. Allocated memory is still 83.9MB. Free memory was 33.9MB in the beginning and 38.6MB in the end (delta: -4.7MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. * RCFGBuilder took 8330.13ms. Allocated memory was 83.9MB in the beginning and 115.3MB in the end (delta: 31.5MB). Free memory was 38.6MB in the beginning and 65.8MB in the end (delta: -27.2MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. * TraceAbstraction took 43191.30ms. Allocated memory was 115.3MB in the beginning and 218.1MB in the end (delta: 102.8MB). Free memory was 65.2MB in the beginning and 75.9MB in the end (delta: -10.7MB). Peak memory consumption was 91.9MB. Max. memory is 16.1GB. * Witness Printer took 5.05ms. Allocated memory is still 218.1MB. Free memory is still 75.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 4236]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 4030. Possible FailurePath: [L3355] int LDV_IN_INTERRUPT = 1; [L3356] struct block_device *virtblk_fops_group0 ; [L3357] int ldv_state_variable_2 ; [L3358] int ref_cnt ; [L3359] int ldv_state_variable_1 ; [L3360] struct virtio_device *virtio_blk_group0 ; [L3361] int ldv_state_variable_0 ; [L3492] static int major ; [L3493] static int index ; [L3818-L3819] static struct block_device_operations const virtblk_fops = {0, 0, & virtblk_ioctl, 0, 0, 0, 0, 0, 0, & virtblk_getgeo, 0, & __this_module}; [L4018-L4019] static struct virtio_device_id const id_table[2U] = { {2U, 4294967295U}, {0U, 0U}}; [L4020-L4023] static unsigned int features[9U] = { 0U, 2U, 1U, 4U, 5U, 6U, 7U, 9U, 10U}; [L4024-L4025] static struct virtio_driver virtio_blk = {{"virtio_blk", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0}, (struct virtio_device_id const *)(& id_table), (unsigned int const *)(& features), 9U, & virtblk_probe, & virtblk_remove, 0}; [L4047] struct virtio_device_id const __mod_virtio_device_table ; [L4048] int ldv_retval_0 ; [L4049] int ldv_retval_1 ; [L4283] int ldv_blk_rq = 0; VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L4072] unsigned long ldvarg1 ; [L4073] fmode_t ldvarg3 ; [L4074] struct hd_geometry *ldvarg0 ; [L4075] void *tmp ; [L4076] unsigned int ldvarg2 ; [L4077] int tmp___0 ; [L4078] int tmp___1 ; [L4079] int tmp___2 ; [L4080] int tmp___3 ; VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg1={60:0}, ldvarg3={62:0}, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L4082] CALL, EXPR ldv_init_zalloc(16UL) VAL [\old(size)=16, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3290] void *p ; [L3291] void *tmp ; [L3293] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=16, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, calloc(1UL, size)={15:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, ref_cnt=0, size=16, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3293] tmp = calloc(1UL, size) [L3294] p = tmp VAL [\old(size)=16, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, calloc(1UL, size)={15:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, p={15:0}, ref_cnt=0, size=16, tmp={15:0}, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3295] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3249] COND FALSE !(!cond) VAL [\old(cond)=1, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, cond=1, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3295] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=16, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, calloc(1UL, size)={15:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, p={15:0}, ref_cnt=0, size=16, tmp={15:0}, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3296] return (p); VAL [\old(size)=16, \result={15:0}, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, calloc(1UL, size)={15:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, p={15:0}, ref_cnt=0, size=16, tmp={15:0}, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L4082] RET, EXPR ldv_init_zalloc(16UL) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_init_zalloc(16UL)={15:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg1={60:0}, ldvarg3={62:0}, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L4082] tmp = ldv_init_zalloc(16UL) [L4083] ldvarg0 = (struct hd_geometry *)tmp [L4084] FCALL ldv_initialize() [L4085] CALL ldv_memset((void *)(& ldvarg1), 0, 8UL) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3301] void *tmp ; [L3303] EXPR, FCALL memset(s, c, n) [L3303] tmp = memset(s, c, n) [L3304] return (tmp); VAL [\old(c)=0, \old(n)=null, \result={60:0}, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, c=null, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, n=null, ref_cnt=0, s={60:0}, s={60:0}, tmp={60:0}, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L4085] RET ldv_memset((void *)(& ldvarg1), 0, 8UL) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg1), 0, 8UL)={60:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={15:0}, ldvarg1={60:0}, ldvarg3={62:0}, major=0, ref_cnt=0, tmp={15:0}, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L4086] CALL ldv_memset((void *)(& ldvarg3), 0, 4UL) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3301] void *tmp ; [L3303] EXPR, FCALL memset(s, c, n) [L3303] tmp = memset(s, c, n) [L3304] return (tmp); VAL [\old(c)=0, \old(n)=null, \result={62:0}, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, c=null, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, n=null, ref_cnt=0, s={62:0}, s={62:0}, tmp={62:0}, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L4086] RET ldv_memset((void *)(& ldvarg3), 0, 4UL) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_memset((void *)(& ldvarg3), 0, 4UL)={62:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={15:0}, ldvarg1={60:0}, ldvarg3={62:0}, major=0, ref_cnt=0, tmp={15:0}, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L4087] ldvarg2 = __VERIFIER_nondet_ulong () [L4088] ldv_state_variable_1 = 0 [L4089] ref_cnt = 0 [L4090] ldv_state_variable_0 = 1 [L4091] ldv_state_variable_2 = 0 VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={15:0}, ldvarg1={60:0}, ldvarg2=1447184708, ldvarg3={62:0}, major=0, ref_cnt=0, tmp={15:0}, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L4093] tmp___0 = __VERIFIER_nondet_int() [L4095] case 0: [L4125] case 1: VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={15:0}, ldvarg1={60:0}, ldvarg2=1447184708, ldvarg3={62:0}, major=0, ref_cnt=0, tmp={15:0}, tmp___0=1, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L4126] COND TRUE ldv_state_variable_0 != 0 [L4127] tmp___2 = __VERIFIER_nondet_int() [L4129] case 0: [L4137] case 1: VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldvarg0={15:0}, ldvarg1={60:0}, ldvarg2=1447184708, ldvarg3={62:0}, major=0, ref_cnt=0, tmp={15:0}, tmp___0=1, tmp___2=1, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L4138] COND TRUE ldv_state_variable_0 == 1 [L4139] CALL, EXPR init() [L4028] int tmp ; [L4030] CALL, EXPR register_blkdev(0U, "virtblk") [L4472] return __VERIFIER_nondet_int(); [L4030] RET, EXPR register_blkdev(0U, "virtblk") [L4030] major = register_blkdev(0U, "virtblk") [L4031] COND FALSE !(major < 0) [L4035] CALL, EXPR register_virtio_driver(& virtio_blk) [L4476] return __VERIFIER_nondet_int(); [L4035] RET, EXPR register_virtio_driver(& virtio_blk) [L4035] tmp = register_virtio_driver(& virtio_blk) [L4036] return (tmp); VAL [\result=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, major=0, ref_cnt=0, tmp=0, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L4139] RET, EXPR init() [L4139] ldv_retval_1 = init() [L4140] COND TRUE ldv_retval_1 == 0 [L4141] ldv_state_variable_0 = 3 [L4142] ldv_state_variable_2 = 1 [L4143] CALL ldv_initialize_block_device_operations_2() [L4063] void *tmp ; VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L4065] CALL, EXPR ldv_init_zalloc(464UL) VAL [\old(size)=464, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3290] void *p ; [L3291] void *tmp ; [L3293] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=464, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, calloc(1UL, size)={21:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, major=0, ref_cnt=0, size=464, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3293] tmp = calloc(1UL, size) [L3294] p = tmp VAL [\old(size)=464, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, calloc(1UL, size)={21:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, major=0, p={21:0}, ref_cnt=0, size=464, tmp={21:0}, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3295] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3249] COND FALSE !(!cond) VAL [\old(cond)=1, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, cond=1, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3295] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=464, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, calloc(1UL, size)={21:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, major=0, p={21:0}, ref_cnt=0, size=464, tmp={21:0}, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3296] return (p); VAL [\old(size)=464, \result={21:0}, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, calloc(1UL, size)={21:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, major=0, p={21:0}, ref_cnt=0, size=464, tmp={21:0}, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L4065] RET, EXPR ldv_init_zalloc(464UL) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_init_zalloc(464UL)={21:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={0:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L4065] tmp = ldv_init_zalloc(464UL) [L4066] virtblk_fops_group0 = (struct block_device *)tmp VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, major=0, ref_cnt=0, tmp={21:0}, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L4143] RET ldv_initialize_block_device_operations_2() [L4144] ldv_state_variable_1 = 1 [L4145] CALL ldv_initialize_virtio_driver_1() [L4054] void *tmp ; VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L4056] CALL, EXPR ldv_init_zalloc(1048UL) VAL [\old(size)=1048, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3290] void *p ; [L3291] void *tmp ; [L3293] EXPR, FCALL calloc(1UL, size) VAL [\old(size)=1048, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, calloc(1UL, size)={38:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, size=1048, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3293] tmp = calloc(1UL, size) [L3294] p = tmp VAL [\old(size)=1048, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, calloc(1UL, size)={38:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, p={38:0}, ref_cnt=0, size=1048, tmp={38:0}, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3295] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3249] COND FALSE !(!cond) VAL [\old(cond)=1, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, cond=1, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3295] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=1048, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, calloc(1UL, size)={38:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, p={38:0}, ref_cnt=0, size=1048, tmp={38:0}, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L3296] return (p); VAL [\old(size)=1048, \result={38:0}, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, calloc(1UL, size)={38:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, p={38:0}, ref_cnt=0, size=1048, tmp={38:0}, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L4056] RET, EXPR ldv_init_zalloc(1048UL) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_init_zalloc(1048UL)={38:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={0:0}] [L4056] tmp = ldv_init_zalloc(1048UL) [L4057] virtio_blk_group0 = (struct virtio_device *)tmp VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, tmp={38:0}, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4145] RET ldv_initialize_virtio_driver_1() [L4148] COND FALSE !(ldv_retval_1 != 0) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={15:0}, ldvarg1={60:0}, ldvarg2=1447184708, ldvarg3={62:0}, major=0, ref_cnt=0, tmp={15:0}, tmp___0=1, tmp___2=1, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4093] tmp___0 = __VERIFIER_nondet_int() [L4095] case 0: [L4125] case 1: [L4163] case 2: VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={15:0}, ldvarg1={60:0}, ldvarg2=1447184708, ldvarg3={62:0}, major=0, ref_cnt=0, tmp={15:0}, tmp___0=2, tmp___2=1, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4164] COND TRUE ldv_state_variable_2 != 0 [L4165] tmp___3 = __VERIFIER_nondet_int() [L4167] case 0: VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={15:0}, ldvarg1={60:0}, ldvarg2=1447184708, ldvarg3={62:0}, major=0, ref_cnt=0, tmp={15:0}, tmp___0=2, tmp___2=1, tmp___3=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4168] COND TRUE ldv_state_variable_2 == 1 [L4169] EXPR \read(ldvarg3) [L4169] EXPR \read(ldvarg1) [L4169] CALL virtblk_ioctl(virtblk_fops_group0, ldvarg3, ldvarg2, ldvarg1) [L3756] struct gendisk *disk ; [L3757] struct virtio_blk *vblk ; [L3758] void *usr_data ; [L3759] char id_str[20U] ; [L3760] int err ; [L3761] int tmp ; [L3762] bool tmp___0 ; [L3763] int tmp___1 ; [L3764] int tmp___2 ; [L3766] EXPR bdev->bd_disk [L3766] disk = bdev->bd_disk [L3767] EXPR disk->private_data [L3767] vblk = (struct virtio_blk *)disk->private_data [L3768] COND TRUE cmd == 1447184708U [L3769] usr_data = (void *)data [L3770] CALL, EXPR virtblk_get_id(disk, (char *)(& id_str)) [L3723] struct virtio_blk *vblk ; [L3724] struct request *req ; [L3725] struct bio *bio ; [L3726] long tmp ; [L3727] long tmp___0 ; [L3728] long tmp___1 ; [L3729] long tmp___2 ; [L3730] int tmp___3 ; [L3732] EXPR disk->private_data [L3732] vblk = (struct virtio_blk *)disk->private_data [L3733] EXPR vblk->disk [L3733] EXPR (vblk->disk)->queue [L3733] CALL, EXPR bio_map_kern((vblk->disk)->queue, (void *)id_str, 20U, 208U) [L4381] CALL, EXPR ldv_malloc(sizeof(struct bio)) VAL [\old(size)=112, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L3254] void *p ; [L3255] void *tmp ; [L3256] int tmp___0 ; [L3258] tmp___0 = __VERIFIER_nondet_int() [L3259] COND TRUE tmp___0 != 0 [L3260] return ((void *)0); VAL [\old(size)=112, \result={0:0}, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, size=112, tmp___0=2147483648, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4381] RET, EXPR ldv_malloc(sizeof(struct bio)) VAL [\old(arg2)=20, \old(arg3)=208, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, arg0={0:281474976710657}, arg0={0:281474976710657}, arg1={142:0}, arg1={142:0}, arg2=20, arg3=208, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_malloc(sizeof(struct bio))={0:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4381] return ldv_malloc(sizeof(struct bio)); [L3733] RET, EXPR bio_map_kern((vblk->disk)->queue, (void *)id_str, 20U, 208U) [L3733] bio = bio_map_kern((vblk->disk)->queue, (void *)id_str, 20U, 208U) [L3734] CALL, EXPR IS_ERR((void const *)bio) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={0:0}, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4216] bool tmp ; VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={0:0}, ptr={0:0}, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4218] CALL, EXPR ldv_is_err(ptr) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={0:0}, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4242] return ((unsigned long )ptr > 2012UL); VAL [\result=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={0:0}, ptr={0:0}, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4218] RET, EXPR ldv_is_err(ptr) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_is_err(ptr)=0, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={0:0}, ptr={0:0}, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4218] tmp = ldv_is_err(ptr) [L4219] return ((long )tmp); VAL [\result=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={0:0}, ptr={0:0}, ref_cnt=0, tmp=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L3734] RET, EXPR IS_ERR((void const *)bio) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, bio={0:0}, disk={0:0}, disk={0:0}, features={13:0}, id_str={142:0}, id_str={142:0}, id_table={12:0}, index=0, IS_ERR((void const *)bio)=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, vblk={0:0}, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L3734] tmp___0 = IS_ERR((void const *)bio) [L3735] COND FALSE !(tmp___0 != 0L) [L3740] EXPR vblk->disk [L3740] EXPR (vblk->disk)->queue [L3740] CALL, EXPR ldv_blk_make_request_5((vblk->disk)->queue, bio, 208U) [L4225] struct request *tmp ; [L4227] CALL, EXPR ldv_blk_make_request(ldv_func_arg3) [L4309] struct request *res ; [L4310] long tmp___0 ; VAL [\old(mask)=208, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, mask=208, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4312] COND FALSE !(ldv_blk_rq != 0) VAL [\old(mask)=208, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, mask=208, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4316] CALL, EXPR ldv_malloc(sizeof(struct request)) VAL [\old(size)=322, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L3254] void *p ; [L3255] void *tmp ; [L3256] int tmp___0 ; [L3258] tmp___0 = __VERIFIER_nondet_int() [L3259] COND FALSE !(tmp___0 != 0) [L3262] tmp = malloc(size) [L3263] p = tmp VAL [\old(size)=322, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, p={30:0}, ref_cnt=0, size=322, tmp={30:0}, tmp___0=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L3264] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L3249] COND FALSE !(!cond) VAL [\old(cond)=1, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, cond=1, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L3264] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=322, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, p={30:0}, ref_cnt=0, size=322, tmp={30:0}, tmp___0=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L3265] CALL, EXPR IS_ERR(p) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={30:0}, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4216] bool tmp ; VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={30:0}, ptr={30:0}, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4218] CALL, EXPR ldv_is_err(ptr) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={30:0}, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4242] return ((unsigned long )ptr > 2012UL); VAL [\result=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={30:0}, ptr={30:0}, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4218] RET, EXPR ldv_is_err(ptr) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_is_err(ptr)=0, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={30:0}, ptr={30:0}, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4218] tmp = ldv_is_err(ptr) [L4219] return ((long )tmp); VAL [\result=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={30:0}, ptr={30:0}, ref_cnt=0, tmp=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L3265] RET, EXPR IS_ERR(p) VAL [\old(size)=322, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, IS_ERR(p)=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, p={30:0}, ref_cnt=0, size=322, tmp={30:0}, tmp___0=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L3265] CALL assume_abort_if_not(IS_ERR(p) == 0) VAL [\old(cond)=1, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L3249] COND FALSE !(!cond) VAL [\old(cond)=1, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, cond=1, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L3265] RET assume_abort_if_not(IS_ERR(p) == 0) VAL [\old(size)=322, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, IS_ERR(p)=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, p={30:0}, ref_cnt=0, size=322, tmp={30:0}, tmp___0=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L3266] return (p); VAL [\old(size)=322, \result={30:0}, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, p={30:0}, ref_cnt=0, size=322, tmp={30:0}, tmp___0=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4316] RET, EXPR ldv_malloc(sizeof(struct request)) VAL [\old(mask)=208, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_malloc(sizeof(struct request))={30:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, mask=208, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4316] res = ldv_malloc(sizeof(struct request)) [L4317] COND FALSE !((unsigned long )res == (unsigned long )((struct request *)0)) VAL [\old(mask)=208, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, mask=208, ref_cnt=0, res={30:0}, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4321] CALL, EXPR IS_ERR___0((void const *)res) [L4277] long tmp ; VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={30:0}, ptr={30:0}, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4279] CALL, EXPR ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L) VAL [\old(c)=0, \old(exp)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L3333] return (exp); VAL [\old(c)=0, \old(exp)=0, \result=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, c=null, exp=0, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4279] RET, EXPR ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L)=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={30:0}, ptr={30:0}, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4279] tmp = ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L) [L4280] return (tmp); VAL [\result=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={30:0}, ptr={30:0}, ref_cnt=0, tmp=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4321] RET, EXPR IS_ERR___0((void const *)res) [L4321] tmp___0 = IS_ERR___0((void const *)res) [L4322] COND TRUE tmp___0 == 0L [L4323] ldv_blk_rq = 1 VAL [\old(mask)=208, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, mask=208, ref_cnt=0, res={30:0}, tmp___0=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4326] return (res); VAL [\old(mask)=208, \result={30:0}, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, mask=208, ref_cnt=0, res={30:0}, tmp___0=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4227] RET, EXPR ldv_blk_make_request(ldv_func_arg3) [L4227] tmp = ldv_blk_make_request(ldv_func_arg3) [L4228] return (tmp); VAL [\old(ldv_func_arg3)=208, \result={30:0}, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=1, ldv_func_arg1={0:281474976710657}, ldv_func_arg1={0:281474976710657}, ldv_func_arg2={0:0}, ldv_func_arg2={0:0}, ldv_func_arg3=208, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, tmp={30:0}, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L3740] RET, EXPR ldv_blk_make_request_5((vblk->disk)->queue, bio, 208U) [L3740] req = ldv_blk_make_request_5((vblk->disk)->queue, bio, 208U) [L3741] CALL, EXPR IS_ERR((void const *)req) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={30:0}, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4216] bool tmp ; VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={30:0}, ptr={30:0}, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4218] CALL, EXPR ldv_is_err(ptr) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={30:0}, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4242] return ((unsigned long )ptr > 2012UL); VAL [\result=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={30:0}, ptr={30:0}, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4218] RET, EXPR ldv_is_err(ptr) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_is_err(ptr)=0, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={30:0}, ptr={30:0}, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4218] tmp = ldv_is_err(ptr) [L4219] return ((long )tmp); VAL [\result=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ptr={30:0}, ptr={30:0}, ref_cnt=0, tmp=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L3741] RET, EXPR IS_ERR((void const *)req) VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, bio={0:0}, disk={0:0}, disk={0:0}, features={13:0}, id_str={142:0}, id_str={142:0}, id_table={12:0}, index=0, IS_ERR((void const *)req)=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, req={30:0}, tmp___0=0, vblk={0:0}, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L3741] tmp___2 = IS_ERR((void const *)req) [L3742] COND FALSE !(tmp___2 != 0L) [L3748] req->cmd_type = 7 [L3749] EXPR vblk->disk [L3749] EXPR (vblk->disk)->queue [L3749] EXPR vblk->disk [L3749] CALL, EXPR blk_execute_rq((vblk->disk)->queue, vblk->disk, req, 0) [L4391] return __VERIFIER_nondet_int(); [L3749] RET, EXPR blk_execute_rq((vblk->disk)->queue, vblk->disk, req, 0) [L3749] tmp___3 = blk_execute_rq((vblk->disk)->queue, vblk->disk, req, 0) [L3750] return (tmp___3); VAL [\result=-2147483648, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, bio={0:0}, disk={0:0}, disk={0:0}, features={13:0}, id_str={142:0}, id_str={142:0}, id_table={12:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, req={30:0}, tmp___0=0, tmp___2=0, tmp___3=2147483648, vblk={0:0}, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L3770] RET, EXPR virtblk_get_id(disk, (char *)(& id_str)) [L3770] err = virtblk_get_id(disk, (char *)(& id_str)) [L3771] COND FALSE !(err == 0) VAL [\old(cmd)=1447184708, \old(data)=0, \old(mode)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, bdev={21:0}, bdev={21:0}, cmd=1447184708, data=0, disk={0:0}, err=2147483648, features={13:0}, id_str={142:0}, id_table={12:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, mode=0, ref_cnt=0, usr_data={0:0}, vblk={0:0}, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L3779] return (err); [L3779] return (err); VAL [\old(cmd)=1447184708, \old(data)=0, \old(mode)=0, \result=-2147483648, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, bdev={21:0}, bdev={21:0}, cmd=1447184708, data=0, disk={0:0}, err=2147483648, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, mode=0, ref_cnt=0, usr_data={0:0}, vblk={0:0}, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4169] RET virtblk_ioctl(virtblk_fops_group0, ldvarg3, ldvarg2, ldvarg1) [L4170] ldv_state_variable_2 = 1 VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={15:0}, ldvarg1={60:0}, ldvarg2=1447184708, ldvarg3={62:0}, major=0, ref_cnt=0, tmp={15:0}, tmp___0=2, tmp___2=1, tmp___3=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4093] tmp___0 = __VERIFIER_nondet_int() [L4095] case 0: [L4125] case 1: VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={15:0}, ldvarg1={60:0}, ldvarg2=1447184708, ldvarg3={62:0}, major=0, ref_cnt=0, tmp={15:0}, tmp___0=1, tmp___2=1, tmp___3=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4126] COND TRUE ldv_state_variable_0 != 0 [L4127] tmp___2 = __VERIFIER_nondet_int() [L4129] case 0: VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={15:0}, ldvarg1={60:0}, ldvarg2=1447184708, ldvarg3={62:0}, major=0, ref_cnt=0, tmp={15:0}, tmp___0=1, tmp___2=0, tmp___3=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4130] COND TRUE ldv_state_variable_0 == 3 && ref_cnt == 0 [L4131] CALL fini() [L4042] FCALL unregister_blkdev((unsigned int )major, "virtblk") [L4043] FCALL unregister_virtio_driver(& virtio_blk) [L4131] RET fini() [L4132] ldv_state_variable_0 = 2 VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldvarg0={15:0}, ldvarg1={60:0}, ldvarg2=1447184708, ldvarg3={62:0}, major=0, ref_cnt=0, tmp={15:0}, tmp___0=1, tmp___2=0, tmp___3=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4194] CALL ldv_check_final_state() [L4343] COND TRUE ldv_blk_rq != 0 VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4344] CALL ldv_error() VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] [L4236] reach_error() VAL [__mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={13:0}, id_table={12:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, major=0, ref_cnt=0, virtblk_fops={11:0}, virtblk_fops_group0={21:0}, virtio_blk={14:0}, virtio_blk_group0={38:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 27 procedures, 458 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 42.8s, OverallIterations: 9, TraceHistogramMax: 12, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.1s, AutomataDifference: 3.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1185 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1185 mSDsluCounter, 16816 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12015 mSDsCounter, 72 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 220 IncrementalHoareTripleChecker+Invalid, 292 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 72 mSolverCounterUnsat, 4801 mSDtfsCounter, 220 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4607 GetRequests, 4520 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 273 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1561occurred in iteration=8, InterpolantAutomatonStates: 54, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 8 MinimizatonAttempts, 39 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 10.8s SatisfiabilityAnalysisTime, 14.6s InterpolantComputationTime, 2495 NumberOfCodeBlocks, 2495 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 4584 ConstructedInterpolants, 0 QuantifiedInterpolants, 5451 SizeOfPredicates, 42 NumberOfNonLiveVariables, 10323 ConjunctsInSsa, 95 ConjunctsInUnsatCore, 34 InterpolantComputations, 11 PerfectInterpolantSequences, 2576/2734 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-11-23 03:55:42,485 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40a17099-537d-477b-934f-8c51616f2c82/bin/utaipan-EQgc7hIp5V/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample