./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--team--team.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--team--team.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0 --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 fd0809ab472c07ecac4481f79234cefe77a263df35fd70312ac385669cfbdfaf --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 20:03:53,465 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 20:03:53,467 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 20:03:53,492 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 20:03:53,495 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 20:03:53,499 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 20:03:53,501 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 20:03:53,507 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 20:03:53,509 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 20:03:53,512 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 20:03:53,514 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 20:03:53,516 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 20:03:53,516 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 20:03:53,521 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 20:03:53,523 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 20:03:53,524 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 20:03:53,526 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 20:03:53,527 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 20:03:53,528 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 20:03:53,531 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 20:03:53,534 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 20:03:53,536 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 20:03:53,538 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 20:03:53,539 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 20:03:53,545 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 20:03:53,549 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 20:03:53,549 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 20:03:53,550 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 20:03:53,551 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 20:03:53,552 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 20:03:53,553 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 20:03:53,555 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 20:03:53,556 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 20:03:53,557 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 20:03:53,559 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 20:03:53,560 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 20:03:53,560 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 20:03:53,560 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 20:03:53,561 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 20:03:53,561 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 20:03:53,562 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 20:03:53,563 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-16 20:03:53,602 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 20:03:53,603 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 20:03:53,603 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 20:03:53,603 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 20:03:53,604 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 20:03:53,604 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 20:03:53,605 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-16 20:03:53,605 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-16 20:03:53,605 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-16 20:03:53,605 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-16 20:03:53,606 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-16 20:03:53,607 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-16 20:03:53,607 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-16 20:03:53,607 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-16 20:03:53,607 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-16 20:03:53,608 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-16 20:03:53,608 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-16 20:03:53,608 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-16 20:03:53,609 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 20:03:53,609 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 20:03:53,609 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 20:03:53,609 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 20:03:53,609 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 20:03:53,610 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 20:03:53,610 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 20:03:53,610 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 20:03:53,610 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 20:03:53,611 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 20:03:53,611 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 20:03:53,611 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 20:03:53,611 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 20:03:53,612 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-16 20:03:53,612 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 20:03:53,613 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 20:03:53,613 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-16 20:03:53,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 20:03:53,613 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 20:03:53,613 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-16 20:03:53,614 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd0809ab472c07ecac4481f79234cefe77a263df35fd70312ac385669cfbdfaf [2022-11-16 20:03:53,879 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 20:03:53,911 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 20:03:53,914 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 20:03:53,915 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 20:03:53,919 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 20:03:53,920 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--team--team.ko-entry_point.cil.out.i [2022-11-16 20:03:53,991 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/data/5fc996aba/8a5fbbabd6764c49a524126b57066475/FLAGea020e99c [2022-11-16 20:03:54,928 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 20:03:54,929 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--team--team.ko-entry_point.cil.out.i [2022-11-16 20:03:54,986 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/data/5fc996aba/8a5fbbabd6764c49a524126b57066475/FLAGea020e99c [2022-11-16 20:03:55,356 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/data/5fc996aba/8a5fbbabd6764c49a524126b57066475 [2022-11-16 20:03:55,359 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 20:03:55,360 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 20:03:55,363 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 20:03:55,363 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 20:03:55,367 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 20:03:55,368 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:03:55" (1/1) ... [2022-11-16 20:03:55,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fa0f5b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:03:55, skipping insertion in model container [2022-11-16 20:03:55,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:03:55" (1/1) ... [2022-11-16 20:03:55,376 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 20:03:55,540 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 20:03:56,752 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--team--team.ko-entry_point.cil.out.i[177976,177989] [2022-11-16 20:03:58,336 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 20:03:58,419 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 20:03:58,573 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--team--team.ko-entry_point.cil.out.i[177976,177989] [2022-11-16 20:03:59,012 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 20:03:59,369 INFO L208 MainTranslator]: Completed translation [2022-11-16 20:03:59,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:03:59 WrapperNode [2022-11-16 20:03:59,369 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 20:03:59,370 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 20:03:59,370 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 20:03:59,371 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 20:03:59,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:03:59" (1/1) ... [2022-11-16 20:03:59,508 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:03:59" (1/1) ... [2022-11-16 20:03:59,742 INFO L138 Inliner]: procedures = 449, calls = 2528, calls flagged for inlining = 203, calls inlined = 188, statements flattened = 6364 [2022-11-16 20:03:59,743 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 20:03:59,744 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 20:03:59,744 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 20:03:59,744 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 20:03:59,754 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:03:59" (1/1) ... [2022-11-16 20:03:59,754 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:03:59" (1/1) ... [2022-11-16 20:03:59,802 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:03:59" (1/1) ... [2022-11-16 20:03:59,813 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:03:59" (1/1) ... [2022-11-16 20:03:59,942 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:03:59" (1/1) ... [2022-11-16 20:03:59,980 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:03:59" (1/1) ... [2022-11-16 20:04:00,019 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:03:59" (1/1) ... [2022-11-16 20:04:00,049 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:03:59" (1/1) ... [2022-11-16 20:04:00,086 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 20:04:00,087 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 20:04:00,087 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 20:04:00,087 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 20:04:00,088 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:03:59" (1/1) ... [2022-11-16 20:04:00,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 20:04:00,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 20:04:00,120 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 20:04:00,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 20:04:00,173 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-16 20:04:00,173 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-16 20:04:00,174 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_u32 [2022-11-16 20:04:00,174 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_u32 [2022-11-16 20:04:00,174 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_total_size [2022-11-16 20:04:00,174 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_total_size [2022-11-16 20:04:00,174 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_send_port_list_get [2022-11-16 20:04:00,174 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_send_port_list_get [2022-11-16 20:04:00,174 INFO L130 BoogieDeclarations]: Found specification of procedure __team_change_mode [2022-11-16 20:04:00,175 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_change_mode [2022-11-16 20:04:00,175 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u32 [2022-11-16 20:04:00,175 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u32 [2022-11-16 20:04:00,175 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-16 20:04:00,175 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-16 20:04:00,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-16 20:04:00,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-16 20:04:00,176 INFO L130 BoogieDeclarations]: Found specification of procedure team_init [2022-11-16 20:04:00,176 INFO L138 BoogieDeclarations]: Found implementation of procedure team_init [2022-11-16 20:04:00,176 INFO L130 BoogieDeclarations]: Found specification of procedure team_del_slave [2022-11-16 20:04:00,176 INFO L138 BoogieDeclarations]: Found implementation of procedure team_del_slave [2022-11-16 20:04:00,177 INFO L130 BoogieDeclarations]: Found specification of procedure team_option_set [2022-11-16 20:04:00,177 INFO L138 BoogieDeclarations]: Found implementation of procedure team_option_set [2022-11-16 20:04:00,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2022-11-16 20:04:00,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2022-11-16 20:04:00,177 INFO L130 BoogieDeclarations]: Found specification of procedure team_netpoll_setup [2022-11-16 20:04:00,177 INFO L138 BoogieDeclarations]: Found implementation of procedure team_netpoll_setup [2022-11-16 20:04:00,177 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-11-16 20:04:00,178 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-11-16 20:04:00,178 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-11-16 20:04:00,178 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-11-16 20:04:00,178 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-16 20:04:00,179 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-16 20:04:00,179 INFO L130 BoogieDeclarations]: Found specification of procedure free_percpu [2022-11-16 20:04:00,179 INFO L138 BoogieDeclarations]: Found implementation of procedure free_percpu [2022-11-16 20:04:00,179 INFO L130 BoogieDeclarations]: Found specification of procedure __team_queue_override_enabled_check [2022-11-16 20:04:00,179 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_queue_override_enabled_check [2022-11-16 20:04:00,180 INFO L130 BoogieDeclarations]: Found specification of procedure team_queue_override_fini [2022-11-16 20:04:00,180 INFO L138 BoogieDeclarations]: Found implementation of procedure team_queue_override_fini [2022-11-16 20:04:00,180 INFO L130 BoogieDeclarations]: Found specification of procedure team_netpoll_cleanup [2022-11-16 20:04:00,180 INFO L138 BoogieDeclarations]: Found implementation of procedure team_netpoll_cleanup [2022-11-16 20:04:00,180 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_mtu [2022-11-16 20:04:00,180 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_mtu [2022-11-16 20:04:00,180 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-11-16 20:04:00,181 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-11-16 20:04:00,181 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-16 20:04:00,181 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-16 20:04:00,182 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_get_rtnl [2022-11-16 20:04:00,182 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_get_rtnl [2022-11-16 20:04:00,182 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2022-11-16 20:04:00,183 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2022-11-16 20:04:00,184 INFO L130 BoogieDeclarations]: Found specification of procedure team_set_mac_address [2022-11-16 20:04:00,184 INFO L138 BoogieDeclarations]: Found implementation of procedure team_set_mac_address [2022-11-16 20:04:00,184 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_add [2022-11-16 20:04:00,184 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_add [2022-11-16 20:04:00,184 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_unicast [2022-11-16 20:04:00,184 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_unicast [2022-11-16 20:04:00,185 INFO L130 BoogieDeclarations]: Found specification of procedure team_get_num_tx_queues [2022-11-16 20:04:00,185 INFO L138 BoogieDeclarations]: Found implementation of procedure team_get_num_tx_queues [2022-11-16 20:04:00,185 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_end [2022-11-16 20:04:00,186 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_end [2022-11-16 20:04:00,186 INFO L130 BoogieDeclarations]: Found specification of procedure team_poll_controller [2022-11-16 20:04:00,186 INFO L138 BoogieDeclarations]: Found implementation of procedure team_poll_controller [2022-11-16 20:04:00,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 20:04:00,186 INFO L130 BoogieDeclarations]: Found specification of procedure team_add_slave [2022-11-16 20:04:00,186 INFO L138 BoogieDeclarations]: Found implementation of procedure team_add_slave [2022-11-16 20:04:00,187 INFO L130 BoogieDeclarations]: Found specification of procedure team_vlan_rx_kill_vid [2022-11-16 20:04:00,187 INFO L138 BoogieDeclarations]: Found implementation of procedure team_vlan_rx_kill_vid [2022-11-16 20:04:00,187 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_del_option [2022-11-16 20:04:00,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_del_option [2022-11-16 20:04:00,187 INFO L130 BoogieDeclarations]: Found specification of procedure __team_options_unregister [2022-11-16 20:04:00,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_options_unregister [2022-11-16 20:04:00,187 INFO L130 BoogieDeclarations]: Found specification of procedure team_mode_put [2022-11-16 20:04:00,188 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mode_put [2022-11-16 20:04:00,188 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-16 20:04:00,189 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-16 20:04:00,189 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_trylock [2022-11-16 20:04:00,189 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_trylock [2022-11-16 20:04:00,189 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-16 20:04:00,189 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-16 20:04:00,189 INFO L130 BoogieDeclarations]: Found specification of procedure team_refresh_port_linkup [2022-11-16 20:04:00,190 INFO L138 BoogieDeclarations]: Found implementation of procedure team_refresh_port_linkup [2022-11-16 20:04:00,190 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_new [2022-11-16 20:04:00,190 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_new [2022-11-16 20:04:00,190 INFO L130 BoogieDeclarations]: Found specification of procedure team_change_carrier [2022-11-16 20:04:00,191 INFO L138 BoogieDeclarations]: Found implementation of procedure team_change_carrier [2022-11-16 20:04:00,191 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-16 20:04:00,191 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-16 20:04:00,191 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers [2022-11-16 20:04:00,192 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers [2022-11-16 20:04:00,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-16 20:04:00,192 INFO L130 BoogieDeclarations]: Found specification of procedure __team_port_change_send [2022-11-16 20:04:00,193 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_port_change_send [2022-11-16 20:04:00,193 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_end [2022-11-16 20:04:00,194 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_end [2022-11-16 20:04:00,194 INFO L130 BoogieDeclarations]: Found specification of procedure team_fix_features [2022-11-16 20:04:00,194 INFO L138 BoogieDeclarations]: Found implementation of procedure team_fix_features [2022-11-16 20:04:00,194 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_del_rcu [2022-11-16 20:04:00,194 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_del_rcu [2022-11-16 20:04:00,194 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_upper_dev_unlink [2022-11-16 20:04:00,194 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_upper_dev_unlink [2022-11-16 20:04:00,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-16 20:04:00,195 INFO L130 BoogieDeclarations]: Found specification of procedure __team_netpoll_cleanup [2022-11-16 20:04:00,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_netpoll_cleanup [2022-11-16 20:04:00,195 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u8 [2022-11-16 20:04:00,196 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u8 [2022-11-16 20:04:00,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 20:04:00,196 INFO L130 BoogieDeclarations]: Found specification of procedure team_select_queue [2022-11-16 20:04:00,196 INFO L138 BoogieDeclarations]: Found implementation of procedure team_select_queue [2022-11-16 20:04:00,196 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_vid_del [2022-11-16 20:04:00,197 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_vid_del [2022-11-16 20:04:00,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-16 20:04:00,200 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-16 20:04:00,200 INFO L130 BoogieDeclarations]: Found specification of procedure team_mode_option_set [2022-11-16 20:04:00,201 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mode_option_set [2022-11-16 20:04:00,201 INFO L130 BoogieDeclarations]: Found specification of procedure __find_mode [2022-11-16 20:04:00,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_mode [2022-11-16 20:04:00,202 INFO L130 BoogieDeclarations]: Found specification of procedure team_change_mode [2022-11-16 20:04:00,203 INFO L138 BoogieDeclarations]: Found implementation of procedure team_change_mode [2022-11-16 20:04:00,203 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-11-16 20:04:00,203 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-11-16 20:04:00,210 INFO L130 BoogieDeclarations]: Found specification of procedure team_ethtool_get_drvinfo [2022-11-16 20:04:00,210 INFO L138 BoogieDeclarations]: Found implementation of procedure team_ethtool_get_drvinfo [2022-11-16 20:04:00,210 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-11-16 20:04:00,211 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-11-16 20:04:00,211 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-16 20:04:00,211 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-16 20:04:00,211 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_put [2022-11-16 20:04:00,211 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_put [2022-11-16 20:04:00,211 INFO L130 BoogieDeclarations]: Found specification of procedure team_set_rx_mode [2022-11-16 20:04:00,211 INFO L138 BoogieDeclarations]: Found implementation of procedure team_set_rx_mode [2022-11-16 20:04:00,212 INFO L130 BoogieDeclarations]: Found specification of procedure team_setup [2022-11-16 20:04:00,212 INFO L138 BoogieDeclarations]: Found implementation of procedure team_setup [2022-11-16 20:04:00,212 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_index_hash [2022-11-16 20:04:00,212 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_index_hash [2022-11-16 20:04:00,212 INFO L130 BoogieDeclarations]: Found specification of procedure genl_info_net [2022-11-16 20:04:00,212 INFO L138 BoogieDeclarations]: Found implementation of procedure genl_info_net [2022-11-16 20:04:00,212 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u16 [2022-11-16 20:04:00,213 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-11-16 20:04:00,213 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-11-16 20:04:00,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 20:04:00,213 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-11-16 20:04:00,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-11-16 20:04:00,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 20:04:00,214 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_fini [2022-11-16 20:04:00,214 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_fini [2022-11-16 20:04:00,214 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-16 20:04:00,214 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-16 20:04:00,214 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_del_port [2022-11-16 20:04:00,214 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_del_port [2022-11-16 20:04:00,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 20:04:00,215 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-16 20:04:00,215 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-16 20:04:00,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-16 20:04:00,215 INFO L130 BoogieDeclarations]: Found specification of procedure read_pnet [2022-11-16 20:04:00,215 INFO L138 BoogieDeclarations]: Found implementation of procedure read_pnet [2022-11-16 20:04:00,215 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-16 20:04:00,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-16 20:04:00,215 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_disable [2022-11-16 20:04:00,216 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_disable [2022-11-16 20:04:00,216 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_options_set [2022-11-16 20:04:00,216 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_options_set [2022-11-16 20:04:00,216 INFO L130 BoogieDeclarations]: Found specification of procedure team_adjust_ops [2022-11-16 20:04:00,216 INFO L138 BoogieDeclarations]: Found implementation of procedure team_adjust_ops [2022-11-16 20:04:00,216 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_rx_handler_unregister [2022-11-16 20:04:00,216 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_rx_handler_unregister [2022-11-16 20:04:00,217 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-16 20:04:00,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-16 20:04:00,217 INFO L130 BoogieDeclarations]: Found specification of procedure team_change_mtu [2022-11-16 20:04:00,217 INFO L138 BoogieDeclarations]: Found implementation of procedure team_change_mtu [2022-11-16 20:04:00,217 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-16 20:04:00,217 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-16 20:04:00,217 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_del [2022-11-16 20:04:00,218 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_del [2022-11-16 20:04:00,218 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2022-11-16 20:04:00,218 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2022-11-16 20:04:00,218 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_vids_del_by_dev [2022-11-16 20:04:00,218 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_vids_del_by_dev [2022-11-16 20:04:00,218 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin [2022-11-16 20:04:00,218 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin [2022-11-16 20:04:00,218 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2022-11-16 20:04:00,219 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2022-11-16 20:04:00,219 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2022-11-16 20:04:00,219 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2022-11-16 20:04:00,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 20:04:00,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 20:04:00,219 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_fini [2022-11-16 20:04:00,219 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_fini [2022-11-16 20:04:00,220 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_set_orig_dev_addr [2022-11-16 20:04:00,220 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_set_orig_dev_addr [2022-11-16 20:04:00,220 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_fill_one_port_get [2022-11-16 20:04:00,220 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_fill_one_port_get [2022-11-16 20:04:00,220 INFO L130 BoogieDeclarations]: Found specification of procedure __team_options_register [2022-11-16 20:04:00,220 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_options_register [2022-11-16 20:04:00,220 INFO L130 BoogieDeclarations]: Found specification of procedure team_options_change_check [2022-11-16 20:04:00,221 INFO L138 BoogieDeclarations]: Found implementation of procedure team_options_change_check [2022-11-16 20:04:00,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-16 20:04:00,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-16 20:04:00,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-16 20:04:00,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-16 20:04:00,221 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-11-16 20:04:00,221 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-11-16 20:04:00,221 INFO L130 BoogieDeclarations]: Found specification of procedure team_options_register [2022-11-16 20:04:00,222 INFO L138 BoogieDeclarations]: Found implementation of procedure team_options_register [2022-11-16 20:04:00,222 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-16 20:04:00,222 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-16 20:04:00,222 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_trim [2022-11-16 20:04:00,222 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_trim [2022-11-16 20:04:00,222 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_team_put [2022-11-16 20:04:00,222 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_team_put [2022-11-16 20:04:00,223 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_add_option [2022-11-16 20:04:00,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_add_option [2022-11-16 20:04:00,223 INFO L130 BoogieDeclarations]: Found specification of procedure team_get_stats64 [2022-11-16 20:04:00,223 INFO L138 BoogieDeclarations]: Found implementation of procedure team_get_stats64 [2022-11-16 20:04:00,223 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-16 20:04:00,223 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_rcu [2022-11-16 20:04:00,223 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_rcu [2022-11-16 20:04:00,224 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_cancel [2022-11-16 20:04:00,224 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_cancel [2022-11-16 20:04:00,224 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-11-16 20:04:00,224 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-11-16 20:04:00,224 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_notifier [2022-11-16 20:04:00,224 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_notifier [2022-11-16 20:04:00,224 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_set_team_dev_addr [2022-11-16 20:04:00,225 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_set_team_dev_addr [2022-11-16 20:04:00,225 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2022-11-16 20:04:00,225 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2022-11-16 20:04:00,225 INFO L130 BoogieDeclarations]: Found specification of procedure team_vlan_rx_add_vid [2022-11-16 20:04:00,225 INFO L138 BoogieDeclarations]: Found implementation of procedure team_vlan_rx_add_vid [2022-11-16 20:04:00,225 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-16 20:04:00,225 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-16 20:04:00,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-16 20:04:00,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-16 20:04:00,226 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_add_head_rcu [2022-11-16 20:04:00,226 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_add_head_rcu [2022-11-16 20:04:00,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_2 [2022-11-16 20:04:00,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_2 [2022-11-16 20:04:00,226 INFO L130 BoogieDeclarations]: Found specification of procedure __team_carrier_check [2022-11-16 20:04:00,227 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_carrier_check [2022-11-16 20:04:00,231 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-16 20:04:00,231 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-16 20:04:00,231 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_start [2022-11-16 20:04:00,231 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_start [2022-11-16 20:04:00,231 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-16 20:04:00,232 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-16 20:04:00,232 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_team_get [2022-11-16 20:04:00,232 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_team_get [2022-11-16 20:04:00,232 INFO L130 BoogieDeclarations]: Found specification of procedure nla_len [2022-11-16 20:04:00,233 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_len [2022-11-16 20:04:00,233 INFO L130 BoogieDeclarations]: Found specification of procedure dev_net [2022-11-16 20:04:00,233 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_net [2022-11-16 20:04:00,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 20:04:00,233 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-16 20:04:00,233 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-16 20:04:00,233 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enable_netpoll [2022-11-16 20:04:00,234 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enable_netpoll [2022-11-16 20:04:00,234 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2022-11-16 20:04:00,234 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2022-11-16 20:04:00,234 INFO L130 BoogieDeclarations]: Found specification of procedure __team_queue_override_port_del [2022-11-16 20:04:00,234 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_queue_override_port_del [2022-11-16 20:04:00,234 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-16 20:04:00,234 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-16 20:04:00,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 20:04:00,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2022-11-16 20:04:00,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2022-11-16 20:04:00,235 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2022-11-16 20:04:00,235 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2022-11-16 20:04:00,235 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail_rcu [2022-11-16 20:04:00,235 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail_rcu [2022-11-16 20:04:00,235 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_options_get [2022-11-16 20:04:00,236 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_options_get [2022-11-16 20:04:00,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-16 20:04:00,236 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enabled [2022-11-16 20:04:00,236 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enabled [2022-11-16 20:04:00,236 INFO L130 BoogieDeclarations]: Found specification of procedure __team_find_option [2022-11-16 20:04:00,236 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_find_option [2022-11-16 20:04:00,236 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2022-11-16 20:04:00,236 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2022-11-16 20:04:00,237 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-16 20:04:00,237 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-16 20:04:00,237 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-16 20:04:00,237 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-16 20:04:00,237 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-16 20:04:00,237 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-16 20:04:00,237 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-16 20:04:00,238 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-16 20:04:00,238 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_fill_one_option_get [2022-11-16 20:04:00,238 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_fill_one_option_get [2022-11-16 20:04:00,238 INFO L130 BoogieDeclarations]: Found specification of procedure team_is_mode_set [2022-11-16 20:04:00,238 INFO L138 BoogieDeclarations]: Found implementation of procedure team_is_mode_set [2022-11-16 20:04:00,238 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-16 20:04:00,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-16 20:04:00,238 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_change_check [2022-11-16 20:04:00,319 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_change_check [2022-11-16 20:04:00,319 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-16 20:04:00,319 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-16 20:04:00,319 INFO L130 BoogieDeclarations]: Found specification of procedure team_get_num_rx_queues [2022-11-16 20:04:00,319 INFO L138 BoogieDeclarations]: Found implementation of procedure team_get_num_rx_queues [2022-11-16 20:04:00,319 INFO L130 BoogieDeclarations]: Found specification of procedure call_netdevice_notifiers [2022-11-16 20:04:00,319 INFO L138 BoogieDeclarations]: Found implementation of procedure call_netdevice_notifiers [2022-11-16 20:04:00,319 INFO L130 BoogieDeclarations]: Found specification of procedure dev_put [2022-11-16 20:04:00,319 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_put [2022-11-16 20:04:00,319 INFO L130 BoogieDeclarations]: Found specification of procedure __team_compute_features [2022-11-16 20:04:00,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_compute_features [2022-11-16 20:04:00,320 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_leave [2022-11-16 20:04:00,320 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_leave [2022-11-16 20:04:00,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2022-11-16 20:04:00,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2022-11-16 20:04:00,320 INFO L130 BoogieDeclarations]: Found specification of procedure __send_and_alloc_skb [2022-11-16 20:04:00,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __send_and_alloc_skb [2022-11-16 20:04:00,320 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_put [2022-11-16 20:04:00,320 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_put [2022-11-16 20:04:00,320 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-16 20:04:00,320 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-16 20:04:00,320 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2022-11-16 20:04:00,320 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2022-11-16 20:04:00,320 INFO L130 BoogieDeclarations]: Found specification of procedure __team_get_qom_list [2022-11-16 20:04:00,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_get_qom_list [2022-11-16 20:04:00,320 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-16 20:04:00,321 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-16 20:04:00,321 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_cancel [2022-11-16 20:04:00,321 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_cancel [2022-11-16 20:04:00,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 20:04:00,321 INFO L130 BoogieDeclarations]: Found specification of procedure team_option_get [2022-11-16 20:04:00,321 INFO L138 BoogieDeclarations]: Found implementation of procedure team_option_get [2022-11-16 20:04:00,321 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_del [2022-11-16 20:04:00,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_del [2022-11-16 20:04:00,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-16 20:04:00,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-16 20:04:00,321 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_send_options_get [2022-11-16 20:04:00,321 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_send_options_get [2022-11-16 20:04:00,321 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_increment_features [2022-11-16 20:04:00,321 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_increment_features [2022-11-16 20:04:00,322 INFO L130 BoogieDeclarations]: Found specification of procedure team_open [2022-11-16 20:04:00,322 INFO L138 BoogieDeclarations]: Found implementation of procedure team_open [2022-11-16 20:04:00,322 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_link_unregister [2022-11-16 20:04:00,322 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_link_unregister [2022-11-16 20:04:00,322 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_add_port [2022-11-16 20:04:00,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_add_port [2022-11-16 20:04:00,322 INFO L130 BoogieDeclarations]: Found specification of procedure __team_queue_override_port_add [2022-11-16 20:04:00,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_queue_override_port_add [2022-11-16 20:04:00,322 INFO L130 BoogieDeclarations]: Found specification of procedure __team_options_change_check [2022-11-16 20:04:00,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_options_change_check [2022-11-16 20:04:00,322 INFO L130 BoogieDeclarations]: Found specification of procedure __set_port_dev_addr [2022-11-16 20:04:00,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_port_dev_addr [2022-11-16 20:04:00,322 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~TO~int [2022-11-16 20:04:00,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~TO~int [2022-11-16 20:04:00,323 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2022-11-16 20:04:00,323 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2022-11-16 20:04:00,323 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-16 20:04:00,323 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-16 20:04:00,323 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put [2022-11-16 20:04:00,323 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put [2022-11-16 20:04:00,323 INFO L130 BoogieDeclarations]: Found specification of procedure team_change_rx_flags [2022-11-16 20:04:00,323 INFO L138 BoogieDeclarations]: Found implementation of procedure team_change_rx_flags [2022-11-16 20:04:00,323 INFO L130 BoogieDeclarations]: Found specification of procedure team_validate [2022-11-16 20:04:00,323 INFO L138 BoogieDeclarations]: Found implementation of procedure team_validate [2022-11-16 20:04:00,323 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_free [2022-11-16 20:04:00,324 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_free [2022-11-16 20:04:00,324 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-16 20:04:00,324 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-16 20:04:00,324 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enable [2022-11-16 20:04:00,324 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enable [2022-11-16 20:04:00,324 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-16 20:04:00,324 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-16 20:04:00,324 INFO L130 BoogieDeclarations]: Found specification of procedure team_set_no_mode [2022-11-16 20:04:00,324 INFO L138 BoogieDeclarations]: Found implementation of procedure team_set_no_mode [2022-11-16 20:04:00,324 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-16 20:04:00,324 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-16 20:04:00,324 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_flag [2022-11-16 20:04:00,324 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_flag [2022-11-16 20:04:00,324 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-16 20:04:00,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-16 20:04:00,325 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_disable_netpoll [2022-11-16 20:04:00,325 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_disable_netpoll [2022-11-16 20:04:00,325 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enter [2022-11-16 20:04:00,325 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enter [2022-11-16 20:04:00,325 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-11-16 20:04:00,325 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-11-16 20:04:00,325 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_string [2022-11-16 20:04:00,325 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_string [2022-11-16 20:04:00,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 20:04:00,325 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-16 20:04:00,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-16 20:04:00,325 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_send_event_options_get [2022-11-16 20:04:00,325 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_send_event_options_get [2022-11-16 20:04:00,326 INFO L130 BoogieDeclarations]: Found specification of procedure team_close [2022-11-16 20:04:00,326 INFO L138 BoogieDeclarations]: Found implementation of procedure team_close [2022-11-16 20:04:00,326 INFO L130 BoogieDeclarations]: Found specification of procedure team_uninit [2022-11-16 20:04:00,326 INFO L138 BoogieDeclarations]: Found implementation of procedure team_uninit [2022-11-16 20:04:00,326 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_add [2022-11-16 20:04:00,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_add [2022-11-16 20:04:00,326 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_skb_cb [2022-11-16 20:04:00,326 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_skb_cb [2022-11-16 20:04:00,326 INFO L130 BoogieDeclarations]: Found specification of procedure team_newlink [2022-11-16 20:04:00,326 INFO L138 BoogieDeclarations]: Found implementation of procedure team_newlink [2022-11-16 20:04:01,451 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 20:04:01,460 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 20:04:01,780 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-16 20:04:06,812 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 20:04:09,449 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 20:04:09,449 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-16 20:04:09,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:04:09 BoogieIcfgContainer [2022-11-16 20:04:09,456 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 20:04:09,460 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 20:04:09,460 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 20:04:09,464 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 20:04:09,464 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 08:03:55" (1/3) ... [2022-11-16 20:04:09,465 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a81c785 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 08:04:09, skipping insertion in model container [2022-11-16 20:04:09,465 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:03:59" (2/3) ... [2022-11-16 20:04:09,465 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a81c785 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 08:04:09, skipping insertion in model container [2022-11-16 20:04:09,465 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:04:09" (3/3) ... [2022-11-16 20:04:09,469 INFO L112 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--team--team.ko-entry_point.cil.out.i [2022-11-16 20:04:09,487 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 20:04:09,488 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 20:04:09,607 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 20:04:09,615 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4063044f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 20:04:09,617 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 20:04:09,630 INFO L276 IsEmpty]: Start isEmpty. Operand has 2152 states, 1351 states have (on average 1.3626943005181347) internal successors, (1841), 1401 states have internal predecessors, (1841), 612 states have call successors, (612), 188 states have call predecessors, (612), 187 states have return successors, (606), 595 states have call predecessors, (606), 606 states have call successors, (606) [2022-11-16 20:04:09,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-16 20:04:09,661 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:04:09,662 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:04:09,663 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:04:09,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:04:09,670 INFO L85 PathProgramCache]: Analyzing trace with hash -1096944619, now seen corresponding path program 1 times [2022-11-16 20:04:09,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:04:09,680 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1151187111] [2022-11-16 20:04:09,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:04:09,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:04:10,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:04:10,692 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2022-11-16 20:04:10,693 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:04:10,693 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1151187111] [2022-11-16 20:04:10,698 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1151187111] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:04:10,698 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:04:10,698 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 20:04:10,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320270107] [2022-11-16 20:04:10,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:04:10,705 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 20:04:10,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:04:10,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 20:04:10,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 20:04:10,747 INFO L87 Difference]: Start difference. First operand has 2152 states, 1351 states have (on average 1.3626943005181347) internal successors, (1841), 1401 states have internal predecessors, (1841), 612 states have call successors, (612), 188 states have call predecessors, (612), 187 states have return successors, (606), 595 states have call predecessors, (606), 606 states have call successors, (606) Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-16 20:04:13,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:04:13,392 INFO L93 Difference]: Finished difference Result 6368 states and 9185 transitions. [2022-11-16 20:04:13,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 20:04:13,395 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 99 [2022-11-16 20:04:13,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:04:13,438 INFO L225 Difference]: With dead ends: 6368 [2022-11-16 20:04:13,438 INFO L226 Difference]: Without dead ends: 4219 [2022-11-16 20:04:13,455 INFO L412 NwaCegarLoop]: 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 [2022-11-16 20:04:13,458 INFO L413 NwaCegarLoop]: 3341 mSDtfsCounter, 2974 mSDsluCounter, 2736 mSDsCounter, 0 mSdLazyCounter, 609 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2974 SdHoareTripleChecker+Valid, 6077 SdHoareTripleChecker+Invalid, 618 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 609 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-11-16 20:04:13,458 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2974 Valid, 6077 Invalid, 618 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9 Valid, 609 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-11-16 20:04:13,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4219 states. [2022-11-16 20:04:13,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4219 to 4219. [2022-11-16 20:04:13,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4219 states, 2658 states have (on average 1.354025583145222) internal successors, (3599), 2741 states have internal predecessors, (3599), 1188 states have call successors, (1188), 373 states have call predecessors, (1188), 372 states have return successors, (1187), 1165 states have call predecessors, (1187), 1187 states have call successors, (1187) [2022-11-16 20:04:13,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4219 states to 4219 states and 5974 transitions. [2022-11-16 20:04:13,768 INFO L78 Accepts]: Start accepts. Automaton has 4219 states and 5974 transitions. Word has length 99 [2022-11-16 20:04:13,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:04:13,769 INFO L495 AbstractCegarLoop]: Abstraction has 4219 states and 5974 transitions. [2022-11-16 20:04:13,769 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-16 20:04:13,770 INFO L276 IsEmpty]: Start isEmpty. Operand 4219 states and 5974 transitions. [2022-11-16 20:04:13,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-11-16 20:04:13,774 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:04:13,774 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:04:13,774 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 20:04:13,774 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:04:13,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:04:13,775 INFO L85 PathProgramCache]: Analyzing trace with hash 1602624357, now seen corresponding path program 1 times [2022-11-16 20:04:13,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:04:13,776 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476471944] [2022-11-16 20:04:13,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:04:13,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:04:13,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:04:14,551 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2022-11-16 20:04:14,551 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:04:14,552 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476471944] [2022-11-16 20:04:14,552 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [476471944] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:04:14,554 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:04:14,555 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 20:04:14,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351746500] [2022-11-16 20:04:14,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:04:14,559 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 20:04:14,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:04:14,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 20:04:14,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 20:04:14,561 INFO L87 Difference]: Start difference. First operand 4219 states and 5974 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, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-11-16 20:04:16,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:04:16,986 INFO L93 Difference]: Finished difference Result 8768 states and 12498 transitions. [2022-11-16 20:04:16,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 20:04:16,987 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, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 97 [2022-11-16 20:04:16,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:04:17,029 INFO L225 Difference]: With dead ends: 8768 [2022-11-16 20:04:17,029 INFO L226 Difference]: Without dead ends: 4578 [2022-11-16 20:04:17,049 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 20:04:17,050 INFO L413 NwaCegarLoop]: 3178 mSDtfsCounter, 3516 mSDsluCounter, 2828 mSDsCounter, 0 mSdLazyCounter, 732 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3516 SdHoareTripleChecker+Valid, 6006 SdHoareTripleChecker+Invalid, 844 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 732 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-11-16 20:04:17,051 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3516 Valid, 6006 Invalid, 844 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 732 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-11-16 20:04:17,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4578 states. [2022-11-16 20:04:17,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4578 to 4221. [2022-11-16 20:04:17,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4221 states, 2660 states have (on average 1.3533834586466165) internal successors, (3600), 2743 states have internal predecessors, (3600), 1188 states have call successors, (1188), 373 states have call predecessors, (1188), 372 states have return successors, (1187), 1165 states have call predecessors, (1187), 1187 states have call successors, (1187) [2022-11-16 20:04:17,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4221 states to 4221 states and 5975 transitions. [2022-11-16 20:04:17,374 INFO L78 Accepts]: Start accepts. Automaton has 4221 states and 5975 transitions. Word has length 97 [2022-11-16 20:04:17,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:04:17,375 INFO L495 AbstractCegarLoop]: Abstraction has 4221 states and 5975 transitions. [2022-11-16 20:04:17,375 INFO L496 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, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-11-16 20:04:17,375 INFO L276 IsEmpty]: Start isEmpty. Operand 4221 states and 5975 transitions. [2022-11-16 20:04:17,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-11-16 20:04:17,378 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:04:17,378 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:04:17,379 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 20:04:17,379 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:04:17,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:04:17,380 INFO L85 PathProgramCache]: Analyzing trace with hash -1234320149, now seen corresponding path program 1 times [2022-11-16 20:04:17,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:04:17,380 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [401251406] [2022-11-16 20:04:17,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:04:17,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:04:17,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:04:18,125 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2022-11-16 20:04:18,127 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:04:18,127 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [401251406] [2022-11-16 20:04:18,127 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [401251406] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:04:18,127 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:04:18,128 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 20:04:18,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662857502] [2022-11-16 20:04:18,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:04:18,129 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 20:04:18,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:04:18,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 20:04:18,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 20:04:18,131 INFO L87 Difference]: Start difference. First operand 4221 states and 5975 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-16 20:04:21,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:04:21,717 INFO L93 Difference]: Finished difference Result 8413 states and 12043 transitions. [2022-11-16 20:04:21,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 20:04:21,717 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 100 [2022-11-16 20:04:21,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:04:21,785 INFO L225 Difference]: With dead ends: 8413 [2022-11-16 20:04:21,785 INFO L226 Difference]: Without dead ends: 8401 [2022-11-16 20:04:21,792 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 20:04:21,797 INFO L413 NwaCegarLoop]: 3604 mSDtfsCounter, 3000 mSDsluCounter, 6355 mSDsCounter, 0 mSdLazyCounter, 954 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3000 SdHoareTripleChecker+Valid, 9959 SdHoareTripleChecker+Invalid, 955 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 954 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-11-16 20:04:21,798 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3000 Valid, 9959 Invalid, 955 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 954 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-11-16 20:04:21,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8401 states. [2022-11-16 20:04:22,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8401 to 8391. [2022-11-16 20:04:22,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8391 states, 5289 states have (on average 1.3546984307052372) internal successors, (7165), 5455 states have internal predecessors, (7165), 2359 states have call successors, (2359), 743 states have call predecessors, (2359), 742 states have return successors, (2494), 2314 states have call predecessors, (2494), 2358 states have call successors, (2494) [2022-11-16 20:04:22,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8391 states to 8391 states and 12018 transitions. [2022-11-16 20:04:22,315 INFO L78 Accepts]: Start accepts. Automaton has 8391 states and 12018 transitions. Word has length 100 [2022-11-16 20:04:22,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:04:22,315 INFO L495 AbstractCegarLoop]: Abstraction has 8391 states and 12018 transitions. [2022-11-16 20:04:22,316 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-16 20:04:22,316 INFO L276 IsEmpty]: Start isEmpty. Operand 8391 states and 12018 transitions. [2022-11-16 20:04:22,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2022-11-16 20:04:22,334 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:04:22,335 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:04:22,335 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-16 20:04:22,335 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:04:22,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:04:22,336 INFO L85 PathProgramCache]: Analyzing trace with hash -411214856, now seen corresponding path program 1 times [2022-11-16 20:04:22,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:04:22,336 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131033437] [2022-11-16 20:04:22,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:04:22,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:04:22,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:04:22,713 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2022-11-16 20:04:22,713 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:04:22,714 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131033437] [2022-11-16 20:04:22,714 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131033437] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:04:22,714 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:04:22,714 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 20:04:22,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051944431] [2022-11-16 20:04:22,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:04:22,716 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 20:04:22,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:04:22,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 20:04:22,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 20:04:22,717 INFO L87 Difference]: Start difference. First operand 8391 states and 12018 transitions. Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-16 20:04:25,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:04:25,998 INFO L93 Difference]: Finished difference Result 20767 states and 29691 transitions. [2022-11-16 20:04:25,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 20:04:25,999 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 192 [2022-11-16 20:04:25,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:04:26,103 INFO L225 Difference]: With dead ends: 20767 [2022-11-16 20:04:26,103 INFO L226 Difference]: Without dead ends: 12405 [2022-11-16 20:04:26,145 INFO L412 NwaCegarLoop]: 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 [2022-11-16 20:04:26,149 INFO L413 NwaCegarLoop]: 3308 mSDtfsCounter, 2940 mSDsluCounter, 2684 mSDsCounter, 0 mSdLazyCounter, 603 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2940 SdHoareTripleChecker+Valid, 5992 SdHoareTripleChecker+Invalid, 605 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 603 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-11-16 20:04:26,150 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2940 Valid, 5992 Invalid, 605 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 603 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-11-16 20:04:26,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12405 states. [2022-11-16 20:04:26,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12405 to 12391. [2022-11-16 20:04:26,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12391 states, 7809 states have (on average 1.3527980535279804) internal successors, (10564), 8045 states have internal predecessors, (10564), 3471 states have call successors, (3471), 1111 states have call predecessors, (3471), 1110 states have return successors, (3664), 3410 states have call predecessors, (3664), 3470 states have call successors, (3664) [2022-11-16 20:04:26,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12391 states to 12391 states and 17699 transitions. [2022-11-16 20:04:26,870 INFO L78 Accepts]: Start accepts. Automaton has 12391 states and 17699 transitions. Word has length 192 [2022-11-16 20:04:26,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:04:26,870 INFO L495 AbstractCegarLoop]: Abstraction has 12391 states and 17699 transitions. [2022-11-16 20:04:26,871 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-11-16 20:04:26,872 INFO L276 IsEmpty]: Start isEmpty. Operand 12391 states and 17699 transitions. [2022-11-16 20:04:26,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2022-11-16 20:04:26,916 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:04:26,916 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:04:26,916 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-16 20:04:26,917 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:04:26,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:04:26,917 INFO L85 PathProgramCache]: Analyzing trace with hash -176502500, now seen corresponding path program 1 times [2022-11-16 20:04:26,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:04:26,918 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265494460] [2022-11-16 20:04:26,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:04:26,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:04:27,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:04:27,412 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2022-11-16 20:04:27,412 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:04:27,413 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265494460] [2022-11-16 20:04:27,413 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [265494460] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:04:27,413 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:04:27,413 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-16 20:04:27,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1237620929] [2022-11-16 20:04:27,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:04:27,414 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 20:04:27,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:04:27,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 20:04:27,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-16 20:04:27,416 INFO L87 Difference]: Start difference. First operand 12391 states and 17699 transitions. Second operand has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 2 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-11-16 20:04:30,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:04:30,891 INFO L93 Difference]: Finished difference Result 24581 states and 35035 transitions. [2022-11-16 20:04:30,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 20:04:30,892 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 2 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 225 [2022-11-16 20:04:30,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:04:30,975 INFO L225 Difference]: With dead ends: 24581 [2022-11-16 20:04:30,976 INFO L226 Difference]: Without dead ends: 12219 [2022-11-16 20:04:31,041 INFO L412 NwaCegarLoop]: 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 [2022-11-16 20:04:31,045 INFO L413 NwaCegarLoop]: 4447 mSDtfsCounter, 2460 mSDsluCounter, 2542 mSDsCounter, 0 mSdLazyCounter, 921 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2460 SdHoareTripleChecker+Valid, 6989 SdHoareTripleChecker+Invalid, 923 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 921 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-11-16 20:04:31,046 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2460 Valid, 6989 Invalid, 923 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 921 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-11-16 20:04:31,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12219 states. [2022-11-16 20:04:31,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12219 to 12205. [2022-11-16 20:04:31,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12205 states, 7704 states have (on average 1.353452751817238) internal successors, (10427), 7950 states have internal predecessors, (10427), 3372 states have call successors, (3372), 1129 states have call predecessors, (3372), 1128 states have return successors, (3562), 3307 states have call predecessors, (3562), 3371 states have call successors, (3562) [2022-11-16 20:04:31,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12205 states to 12205 states and 17361 transitions. [2022-11-16 20:04:31,879 INFO L78 Accepts]: Start accepts. Automaton has 12205 states and 17361 transitions. Word has length 225 [2022-11-16 20:04:31,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:04:31,881 INFO L495 AbstractCegarLoop]: Abstraction has 12205 states and 17361 transitions. [2022-11-16 20:04:31,881 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 2 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-11-16 20:04:31,881 INFO L276 IsEmpty]: Start isEmpty. Operand 12205 states and 17361 transitions. [2022-11-16 20:04:31,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-11-16 20:04:31,908 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:04:31,908 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 4, 4, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:04:31,909 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-16 20:04:31,909 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:04:31,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:04:31,910 INFO L85 PathProgramCache]: Analyzing trace with hash -519642917, now seen corresponding path program 1 times [2022-11-16 20:04:31,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:04:31,910 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062587176] [2022-11-16 20:04:31,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:04:31,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:04:32,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:04:32,919 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 471 trivial. 0 not checked. [2022-11-16 20:04:32,919 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:04:32,919 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2062587176] [2022-11-16 20:04:32,919 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2062587176] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:04:32,919 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:04:32,920 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 20:04:32,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912184584] [2022-11-16 20:04:32,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:04:32,921 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 20:04:32,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:04:32,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 20:04:32,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 20:04:32,922 INFO L87 Difference]: Start difference. First operand 12205 states and 17361 transitions. Second operand has 5 states, 5 states have (on average 22.0) internal successors, (110), 4 states have internal predecessors, (110), 2 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (36), 3 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-16 20:04:37,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:04:37,085 INFO L93 Difference]: Finished difference Result 24301 states and 35128 transitions. [2022-11-16 20:04:37,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 20:04:37,085 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 22.0) internal successors, (110), 4 states have internal predecessors, (110), 2 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (36), 3 states have call predecessors, (36), 2 states have call successors, (36) Word has length 234 [2022-11-16 20:04:37,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:04:37,149 INFO L225 Difference]: With dead ends: 24301 [2022-11-16 20:04:37,150 INFO L226 Difference]: Without dead ends: 12245 [2022-11-16 20:04:37,193 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 20:04:37,194 INFO L413 NwaCegarLoop]: 2727 mSDtfsCounter, 2 mSDsluCounter, 8160 mSDsCounter, 0 mSdLazyCounter, 1223 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 10887 SdHoareTripleChecker+Invalid, 1224 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1223 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2022-11-16 20:04:37,195 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 10887 Invalid, 1224 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1223 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2022-11-16 20:04:37,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12245 states. [2022-11-16 20:04:37,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12245 to 12235. [2022-11-16 20:04:37,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12235 states, 7725 states have (on average 1.3524919093851133) internal successors, (10448), 7974 states have internal predecessors, (10448), 3372 states have call successors, (3372), 1129 states have call predecessors, (3372), 1137 states have return successors, (3597), 3313 states have call predecessors, (3597), 3371 states have call successors, (3597) [2022-11-16 20:04:37,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12235 states to 12235 states and 17417 transitions. [2022-11-16 20:04:37,781 INFO L78 Accepts]: Start accepts. Automaton has 12235 states and 17417 transitions. Word has length 234 [2022-11-16 20:04:37,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:04:37,782 INFO L495 AbstractCegarLoop]: Abstraction has 12235 states and 17417 transitions. [2022-11-16 20:04:37,783 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.0) internal successors, (110), 4 states have internal predecessors, (110), 2 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (36), 3 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-16 20:04:37,783 INFO L276 IsEmpty]: Start isEmpty. Operand 12235 states and 17417 transitions. [2022-11-16 20:04:37,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2022-11-16 20:04:37,810 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:04:37,811 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 15, 4, 4, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:04:37,811 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-16 20:04:37,811 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:04:37,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:04:37,812 INFO L85 PathProgramCache]: Analyzing trace with hash -1474117719, now seen corresponding path program 1 times [2022-11-16 20:04:37,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:04:37,812 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787079489] [2022-11-16 20:04:37,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:04:37,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:04:37,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:04:38,932 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 471 trivial. 0 not checked. [2022-11-16 20:04:38,932 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:04:38,932 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787079489] [2022-11-16 20:04:38,932 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [787079489] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:04:38,933 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:04:38,933 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-16 20:04:38,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244714860] [2022-11-16 20:04:38,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:04:38,934 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-16 20:04:38,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:04:38,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-16 20:04:38,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-11-16 20:04:38,935 INFO L87 Difference]: Start difference. First operand 12235 states and 17417 transitions. Second operand has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 7 states have internal predecessors, (116), 3 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (39), 5 states have call predecessors, (39), 3 states have call successors, (39) [2022-11-16 20:04:41,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 20:04:45,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:04:45,048 INFO L93 Difference]: Finished difference Result 24367 states and 35229 transitions. [2022-11-16 20:04:45,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-16 20:04:45,049 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 7 states have internal predecessors, (116), 3 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (39), 5 states have call predecessors, (39), 3 states have call successors, (39) Word has length 246 [2022-11-16 20:04:45,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:04:45,113 INFO L225 Difference]: With dead ends: 24367 [2022-11-16 20:04:45,113 INFO L226 Difference]: Without dead ends: 12281 [2022-11-16 20:04:45,159 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-11-16 20:04:45,159 INFO L413 NwaCegarLoop]: 2749 mSDtfsCounter, 10 mSDsluCounter, 19193 mSDsCounter, 0 mSdLazyCounter, 2481 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 21942 SdHoareTripleChecker+Invalid, 2482 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2481 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2022-11-16 20:04:45,160 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 21942 Invalid, 2482 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2481 Invalid, 0 Unknown, 0 Unchecked, 5.6s Time] [2022-11-16 20:04:45,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12281 states. [2022-11-16 20:04:45,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12281 to 12265. [2022-11-16 20:04:45,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12265 states, 7746 states have (on average 1.3507616834495224) internal successors, (10463), 7995 states have internal predecessors, (10463), 3375 states have call successors, (3375), 1129 states have call predecessors, (3375), 1143 states have return successors, (3609), 3322 states have call predecessors, (3609), 3374 states have call successors, (3609) [2022-11-16 20:04:45,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12265 states to 12265 states and 17447 transitions. [2022-11-16 20:04:45,723 INFO L78 Accepts]: Start accepts. Automaton has 12265 states and 17447 transitions. Word has length 246 [2022-11-16 20:04:45,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:04:45,724 INFO L495 AbstractCegarLoop]: Abstraction has 12265 states and 17447 transitions. [2022-11-16 20:04:45,725 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.88888888888889) internal successors, (116), 7 states have internal predecessors, (116), 3 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (39), 5 states have call predecessors, (39), 3 states have call successors, (39) [2022-11-16 20:04:45,725 INFO L276 IsEmpty]: Start isEmpty. Operand 12265 states and 17447 transitions. [2022-11-16 20:04:45,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-11-16 20:04:45,757 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:04:45,758 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 15, 4, 4, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:04:45,758 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-16 20:04:45,758 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:04:45,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:04:45,759 INFO L85 PathProgramCache]: Analyzing trace with hash -1792765507, now seen corresponding path program 1 times [2022-11-16 20:04:45,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:04:45,759 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124514255] [2022-11-16 20:04:45,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:04:45,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:04:46,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:04:48,421 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 501 trivial. 0 not checked. [2022-11-16 20:04:48,422 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:04:48,422 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124514255] [2022-11-16 20:04:48,422 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124514255] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:04:48,422 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:04:48,422 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-16 20:04:48,423 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326035884] [2022-11-16 20:04:48,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:04:48,423 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-16 20:04:48,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:04:48,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-16 20:04:48,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2022-11-16 20:04:48,424 INFO L87 Difference]: Start difference. First operand 12265 states and 17447 transitions. Second operand has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 7 states have internal predecessors, (115), 7 states have call successors, (39), 2 states have call predecessors, (39), 3 states have return successors, (38), 6 states have call predecessors, (38), 7 states have call successors, (38) [2022-11-16 20:04:53,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:04:53,578 INFO L93 Difference]: Finished difference Result 24455 states and 35226 transitions. [2022-11-16 20:04:53,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-16 20:04:53,579 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 7 states have internal predecessors, (115), 7 states have call successors, (39), 2 states have call predecessors, (39), 3 states have return successors, (38), 6 states have call predecessors, (38), 7 states have call successors, (38) Word has length 244 [2022-11-16 20:04:53,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:04:53,661 INFO L225 Difference]: With dead ends: 24455 [2022-11-16 20:04:53,661 INFO L226 Difference]: Without dead ends: 12339 [2022-11-16 20:04:53,718 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2022-11-16 20:04:53,719 INFO L413 NwaCegarLoop]: 2732 mSDtfsCounter, 26 mSDsluCounter, 10873 mSDsCounter, 0 mSdLazyCounter, 1577 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 13605 SdHoareTripleChecker+Invalid, 1598 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 1577 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2022-11-16 20:04:53,720 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 13605 Invalid, 1598 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 1577 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2022-11-16 20:04:53,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12339 states. [2022-11-16 20:04:54,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12339 to 12339. [2022-11-16 20:04:54,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12339 states, 7788 states have (on average 1.3493836671802772) internal successors, (10509), 8047 states have internal predecessors, (10509), 3397 states have call successors, (3397), 1133 states have call predecessors, (3397), 1153 states have return successors, (3663), 3344 states have call predecessors, (3663), 3396 states have call successors, (3663) [2022-11-16 20:04:54,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12339 states to 12339 states and 17569 transitions. [2022-11-16 20:04:54,457 INFO L78 Accepts]: Start accepts. Automaton has 12339 states and 17569 transitions. Word has length 244 [2022-11-16 20:04:54,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:04:54,460 INFO L495 AbstractCegarLoop]: Abstraction has 12339 states and 17569 transitions. [2022-11-16 20:04:54,460 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 7 states have internal predecessors, (115), 7 states have call successors, (39), 2 states have call predecessors, (39), 3 states have return successors, (38), 6 states have call predecessors, (38), 7 states have call successors, (38) [2022-11-16 20:04:54,460 INFO L276 IsEmpty]: Start isEmpty. Operand 12339 states and 17569 transitions. [2022-11-16 20:04:54,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2022-11-16 20:04:54,498 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:04:54,499 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 15, 4, 4, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:04:54,499 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-16 20:04:54,499 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:04:54,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:04:54,500 INFO L85 PathProgramCache]: Analyzing trace with hash 774391105, now seen corresponding path program 1 times [2022-11-16 20:04:54,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:04:54,500 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726284132] [2022-11-16 20:04:54,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:04:54,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:04:54,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:04:55,630 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 504 trivial. 0 not checked. [2022-11-16 20:04:55,630 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:04:55,631 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726284132] [2022-11-16 20:04:55,631 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726284132] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 20:04:55,631 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1951123178] [2022-11-16 20:04:55,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:04:55,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 20:04:55,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 20:04:55,639 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 20:04:55,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-16 20:04:57,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:04:57,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 4076 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-16 20:04:57,453 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 20:04:57,529 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 246 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-11-16 20:04:57,529 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 20:04:57,530 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1951123178] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:04:57,530 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-16 20:04:57,530 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 5 [2022-11-16 20:04:57,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240458658] [2022-11-16 20:04:57,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:04:57,531 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 20:04:57,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 20:04:57,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 20:04:57,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-16 20:04:57,532 INFO L87 Difference]: Start difference. First operand 12339 states and 17569 transitions. Second operand has 4 states, 3 states have (on average 39.666666666666664) internal successors, (119), 4 states have internal predecessors, (119), 2 states have call successors, (41), 2 states have call predecessors, (41), 3 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2022-11-16 20:05:00,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:05:00,786 INFO L93 Difference]: Finished difference Result 24670 states and 35540 transitions. [2022-11-16 20:05:00,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 20:05:00,787 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 39.666666666666664) internal successors, (119), 4 states have internal predecessors, (119), 2 states have call successors, (41), 2 states have call predecessors, (41), 3 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 252 [2022-11-16 20:05:00,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:05:00,850 INFO L225 Difference]: With dead ends: 24670 [2022-11-16 20:05:00,850 INFO L226 Difference]: Without dead ends: 12346 [2022-11-16 20:05:00,890 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 256 GetRequests, 252 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2022-11-16 20:05:00,891 INFO L413 NwaCegarLoop]: 2728 mSDtfsCounter, 1 mSDsluCounter, 5449 mSDsCounter, 0 mSdLazyCounter, 906 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 8177 SdHoareTripleChecker+Invalid, 911 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 906 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-11-16 20:05:00,891 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 8177 Invalid, 911 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 906 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-11-16 20:05:00,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12346 states. [2022-11-16 20:05:01,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12346 to 12346. [2022-11-16 20:05:01,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12346 states, 7795 states have (on average 1.3490699166132136) internal successors, (10516), 8054 states have internal predecessors, (10516), 3397 states have call successors, (3397), 1133 states have call predecessors, (3397), 1153 states have return successors, (3663), 3344 states have call predecessors, (3663), 3396 states have call successors, (3663) [2022-11-16 20:05:01,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12346 states to 12346 states and 17576 transitions. [2022-11-16 20:05:01,453 INFO L78 Accepts]: Start accepts. Automaton has 12346 states and 17576 transitions. Word has length 252 [2022-11-16 20:05:01,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:05:01,454 INFO L495 AbstractCegarLoop]: Abstraction has 12346 states and 17576 transitions. [2022-11-16 20:05:01,454 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 39.666666666666664) internal successors, (119), 4 states have internal predecessors, (119), 2 states have call successors, (41), 2 states have call predecessors, (41), 3 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2022-11-16 20:05:01,455 INFO L276 IsEmpty]: Start isEmpty. Operand 12346 states and 17576 transitions. [2022-11-16 20:05:01,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2022-11-16 20:05:01,478 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:05:01,478 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 15, 4, 4, 4, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:05:01,503 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-16 20:05:01,692 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 20:05:01,692 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:05:01,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:05:01,693 INFO L85 PathProgramCache]: Analyzing trace with hash 1587862237, now seen corresponding path program 1 times [2022-11-16 20:05:01,693 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 20:05:01,693 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116253418] [2022-11-16 20:05:01,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:05:01,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 20:05:02,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:05:03,190 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2022-11-16 20:05:03,190 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 20:05:03,191 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2116253418] [2022-11-16 20:05:03,191 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2116253418] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 20:05:03,191 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1205897045] [2022-11-16 20:05:03,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:05:03,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 20:05:03,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 20:05:03,195 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 20:05:03,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-16 20:05:05,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:05:05,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 4136 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-16 20:05:05,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 20:05:05,077 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 269 proven. 1 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2022-11-16 20:05:05,077 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 20:05:05,549 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2022-11-16 20:05:05,549 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1205897045] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 20:05:05,550 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [642659473] [2022-11-16 20:05:05,575 INFO L159 IcfgInterpreter]: Started Sifa with 175 locations of interest [2022-11-16 20:05:05,575 INFO L166 IcfgInterpreter]: Building call graph [2022-11-16 20:05:05,579 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-16 20:05:05,584 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-16 20:05:05,585 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-16 20:05:11,429 INFO L350 Elim1Store]: Elim1 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 [2022-11-16 20:05:12,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:05:12,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:05:12,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:05:12,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:05:12,805 INFO L217 Elim1Store]: Index analysis took 702 ms [2022-11-16 20:05:47,372 WARN L233 SmtUtils]: Spent 34.52s on a formula simplification. DAG size of input: 2079 DAG size of output: 934 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-16 20:05:47,378 INFO L321 Elim1Store]: treesize reduction 6003, result has 23.6 percent of original size [2022-11-16 20:05:47,380 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 103 select indices, 103 select index equivalence classes, 5261 disjoint index pairs (out of 5253 index pairs), introduced 103 new quantified variables, introduced 105 case distinctions, treesize of input 531 treesize of output 2177 [2022-11-16 20:05:51,425 INFO L350 Elim1Store]: Elim1 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 [2022-11-16 20:05:52,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:05:53,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:05:53,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:05:53,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:05:55,119 INFO L217 Elim1Store]: Index analysis took 2624 ms [2022-11-16 20:07:02,790 WARN L233 SmtUtils]: Spent 1.13m on a formula simplification. DAG size of input: 2702 DAG size of output: 1237 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-16 20:07:02,795 INFO L321 Elim1Store]: treesize reduction 9015, result has 19.3 percent of original size [2022-11-16 20:07:02,797 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 108 select indices, 108 select index equivalence classes, 5364 disjoint index pairs (out of 5778 index pairs), introduced 108 new quantified variables, introduced 522 case distinctions, treesize of input 580 treesize of output 2521 [2022-11-16 20:07:27,205 INFO L350 Elim1Store]: Elim1 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 [2022-11-16 20:07:27,212 INFO L350 Elim1Store]: Elim1 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 [2022-11-16 20:07:27,233 INFO L350 Elim1Store]: Elim1 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 [2022-11-16 20:07:37,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:37,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:37,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:37,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:37,480 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 108 select indices, 108 select index equivalence classes, 5778 disjoint index pairs (out of 5778 index pairs), introduced 108 new quantified variables, introduced 0 case distinctions, treesize of input 541 treesize of output 325 [2022-11-16 20:07:40,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:40,976 INFO L217 Elim1Store]: Index analysis took 800 ms [2022-11-16 20:07:41,069 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 378 select indices, 378 select index equivalence classes, 3973 disjoint index pairs (out of 71253 index pairs), introduced 378 new quantified variables, introduced 0 case distinctions, treesize of input 3291 treesize of output 1135 [2022-11-16 20:07:42,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:42,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:42,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:42,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:07:42,576 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 107 select indices, 107 select index equivalence classes, 5675 disjoint index pairs (out of 5671 index pairs), introduced 107 new quantified variables, introduced 0 case distinctions, treesize of input 536 treesize of output 322 [2022-11-16 20:08:09,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:09,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:09,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:09,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:09,582 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 108 select indices, 108 select index equivalence classes, 5778 disjoint index pairs (out of 5778 index pairs), introduced 108 new quantified variables, introduced 0 case distinctions, treesize of input 541 treesize of output 325 [2022-11-16 20:08:10,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:10,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:10,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:10,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:10,493 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 107 select indices, 107 select index equivalence classes, 5675 disjoint index pairs (out of 5671 index pairs), introduced 107 new quantified variables, introduced 0 case distinctions, treesize of input 536 treesize of output 322 [2022-11-16 20:08:12,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,854 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:08:12,924 INFO L217 Elim1Store]: Index analysis took 586 ms [2022-11-16 20:08:13,009 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 378 select indices, 378 select index equivalence classes, 3973 disjoint index pairs (out of 71253 index pairs), introduced 378 new quantified variables, introduced 0 case distinctions, treesize of input 3291 treesize of output 1135 [2022-11-16 20:11:05,271 INFO L350 Elim1Store]: Elim1 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 [2022-11-16 20:11:05,656 INFO L350 Elim1Store]: Elim1 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 [2022-11-16 20:11:06,980 INFO L350 Elim1Store]: Elim1 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 [2022-11-16 20:13:52,807 INFO L350 Elim1Store]: Elim1 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 [2022-11-16 20:13:53,510 INFO L350 Elim1Store]: Elim1 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 [2022-11-16 20:13:53,736 INFO L350 Elim1Store]: Elim1 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 [2022-11-16 20:14:12,719 INFO L350 Elim1Store]: Elim1 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 [2022-11-16 20:14:12,754 INFO L350 Elim1Store]: Elim1 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 [2022-11-16 20:14:12,793 INFO L350 Elim1Store]: Elim1 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 [2022-11-16 20:14:15,757 INFO L350 Elim1Store]: Elim1 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 [2022-11-16 20:14:15,796 INFO L350 Elim1Store]: Elim1 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 [2022-11-16 20:14:15,847 INFO L350 Elim1Store]: Elim1 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 [2022-11-16 20:14:20,639 INFO L350 Elim1Store]: Elim1 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 [2022-11-16 20:14:20,719 INFO L350 Elim1Store]: Elim1 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 [2022-11-16 20:14:20,764 INFO L350 Elim1Store]: Elim1 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 [2022-11-16 20:14:24,177 INFO L350 Elim1Store]: Elim1 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 [2022-11-16 20:14:24,227 INFO L350 Elim1Store]: Elim1 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 [2022-11-16 20:14:24,288 INFO L350 Elim1Store]: Elim1 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 [2022-11-16 20:14:27,899 INFO L350 Elim1Store]: Elim1 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 [2022-11-16 20:14:27,903 INFO L350 Elim1Store]: Elim1 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 [2022-11-16 20:14:27,908 INFO L350 Elim1Store]: Elim1 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 [2022-11-16 20:14:27,924 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 64 treesize of output 63 [2022-11-16 20:14:27,932 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 64 treesize of output 63 [2022-11-16 20:14:27,939 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 66 treesize of output 65 [2022-11-16 20:14:27,955 INFO L350 Elim1Store]: Elim1 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 [2022-11-16 20:14:27,960 INFO L350 Elim1Store]: Elim1 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 [2022-11-16 20:14:27,965 INFO L350 Elim1Store]: Elim1 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 [2022-11-16 20:14:51,285 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-16 20:14:51,332 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 34 [2022-11-16 20:14:51,446 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-16 20:14:51,496 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 34 [2022-11-16 20:14:51,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 20:14:51,953 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 11 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 46 [2022-11-16 20:14:55,624 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 0 case distinctions, treesize of input 19 treesize of output 7 [2022-11-16 20:14:58,009 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 0 case distinctions, treesize of input 19 treesize of output 7 [2022-11-16 20:15:17,999 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-16 20:15:18,185 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-11-16 20:15:18,186 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: Maybe an infinite loop at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushUtilsForSubsetPush.sequentialSubsetPush(QuantifierPushUtilsForSubsetPush.java:130) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:345) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:188) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:169) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:77) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:61) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:295) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:281) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.newQuantifier(SymbolicTools.java:285) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:267) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostconditionCall(PredicateTransformer.java:157) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.postCall(SymbolicTools.java:132) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretCallReturnSummary(DagInterpreter.java:218) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:207) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:187) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:165) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:123) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpretForSingleMarker(DagInterpreter.java:97) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarizeInternal(FixpointLoopSummarizer.java:125) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarize(FixpointLoopSummarizer.java:98) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretLoop(DagInterpreter.java:177) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:168) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:123) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:136) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:102) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:68) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:77) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:266) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:147) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:336) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:262) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-16 20:15:18,188 INFO L158 Benchmark]: Toolchain (without parser) took 682827.84ms. Allocated memory was 130.0MB in the beginning and 2.5GB in the end (delta: 2.4GB). Free memory was 79.1MB in the beginning and 2.3GB in the end (delta: -2.2GB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2022-11-16 20:15:18,188 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 130.0MB. Free memory is still 110.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 20:15:18,188 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4006.58ms. Allocated memory was 130.0MB in the beginning and 249.6MB in the end (delta: 119.5MB). Free memory was 78.9MB in the beginning and 115.7MB in the end (delta: -36.8MB). Peak memory consumption was 90.0MB. Max. memory is 16.1GB. [2022-11-16 20:15:18,189 INFO L158 Benchmark]: Boogie Procedure Inliner took 372.72ms. Allocated memory is still 249.6MB. Free memory was 115.7MB in the beginning and 152.4MB in the end (delta: -36.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-16 20:15:18,189 INFO L158 Benchmark]: Boogie Preprocessor took 342.24ms. Allocated memory is still 249.6MB. Free memory was 152.4MB in the beginning and 102.1MB in the end (delta: 50.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2022-11-16 20:15:18,189 INFO L158 Benchmark]: RCFGBuilder took 9369.82ms. Allocated memory was 249.6MB in the beginning and 625.0MB in the end (delta: 375.4MB). Free memory was 102.1MB in the beginning and 270.0MB in the end (delta: -167.9MB). Peak memory consumption was 290.3MB. Max. memory is 16.1GB. [2022-11-16 20:15:18,190 INFO L158 Benchmark]: TraceAbstraction took 668727.22ms. Allocated memory was 625.0MB in the beginning and 2.5GB in the end (delta: 1.9GB). Free memory was 268.9MB in the beginning and 2.3GB in the end (delta: -2.0GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2022-11-16 20:15:18,192 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 130.0MB. Free memory is still 110.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4006.58ms. Allocated memory was 130.0MB in the beginning and 249.6MB in the end (delta: 119.5MB). Free memory was 78.9MB in the beginning and 115.7MB in the end (delta: -36.8MB). Peak memory consumption was 90.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 372.72ms. Allocated memory is still 249.6MB. Free memory was 115.7MB in the beginning and 152.4MB in the end (delta: -36.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 342.24ms. Allocated memory is still 249.6MB. Free memory was 152.4MB in the beginning and 102.1MB in the end (delta: 50.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * RCFGBuilder took 9369.82ms. Allocated memory was 249.6MB in the beginning and 625.0MB in the end (delta: 375.4MB). Free memory was 102.1MB in the beginning and 270.0MB in the end (delta: -167.9MB). Peak memory consumption was 290.3MB. Max. memory is 16.1GB. * TraceAbstraction took 668727.22ms. Allocated memory was 625.0MB in the beginning and 2.5GB in the end (delta: 1.9GB). Free memory was 268.9MB in the beginning and 2.3GB in the end (delta: -2.0GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: Maybe an infinite loop de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: Maybe an infinite loop: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushUtilsForSubsetPush.sequentialSubsetPush(QuantifierPushUtilsForSubsetPush.java:130) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 20:15:18,219 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--team--team.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0 --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 fd0809ab472c07ecac4481f79234cefe77a263df35fd70312ac385669cfbdfaf --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 20:15:20,627 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 20:15:20,629 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 20:15:20,656 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 20:15:20,657 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 20:15:20,660 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 20:15:20,663 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 20:15:20,668 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 20:15:20,670 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 20:15:20,678 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 20:15:20,679 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 20:15:20,681 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 20:15:20,682 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 20:15:20,685 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 20:15:20,687 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 20:15:20,688 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 20:15:20,690 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 20:15:20,691 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 20:15:20,696 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 20:15:20,700 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 20:15:20,707 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 20:15:20,708 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 20:15:20,709 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 20:15:20,710 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 20:15:20,713 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 20:15:20,714 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 20:15:20,714 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 20:15:20,715 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 20:15:20,715 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 20:15:20,716 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 20:15:20,716 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 20:15:20,717 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 20:15:20,718 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 20:15:20,719 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 20:15:20,719 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 20:15:20,720 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 20:15:20,721 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 20:15:20,721 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 20:15:20,721 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 20:15:20,722 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 20:15:20,723 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 20:15:20,724 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-16 20:15:20,752 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 20:15:20,752 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 20:15:20,753 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 20:15:20,753 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 20:15:20,754 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 20:15:20,754 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 20:15:20,754 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-16 20:15:20,755 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-16 20:15:20,755 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-16 20:15:20,755 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-16 20:15:20,755 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-16 20:15:20,756 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-16 20:15:20,757 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 20:15:20,757 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 20:15:20,757 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 20:15:20,757 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 20:15:20,757 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 20:15:20,758 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 20:15:20,758 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 20:15:20,758 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 20:15:20,758 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 20:15:20,758 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 20:15:20,759 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 20:15:20,759 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 20:15:20,759 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 20:15:20,759 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 20:15:20,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 20:15:20,760 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 20:15:20,760 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 20:15:20,760 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 20:15:20,760 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 20:15:20,761 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 20:15:20,761 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 20:15:20,761 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-16 20:15:20,761 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 20:15:20,761 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_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd0809ab472c07ecac4481f79234cefe77a263df35fd70312ac385669cfbdfaf [2022-11-16 20:15:21,079 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 20:15:21,111 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 20:15:21,115 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 20:15:21,116 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 20:15:21,117 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 20:15:21,118 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--team--team.ko-entry_point.cil.out.i [2022-11-16 20:15:21,202 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/data/0803e3ce8/375e1b29fb7f44fe87ff1dab99cd8d8d/FLAGe99c8e0aa [2022-11-16 20:15:22,264 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 20:15:22,265 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--team--team.ko-entry_point.cil.out.i [2022-11-16 20:15:22,323 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/data/0803e3ce8/375e1b29fb7f44fe87ff1dab99cd8d8d/FLAGe99c8e0aa [2022-11-16 20:15:22,613 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/data/0803e3ce8/375e1b29fb7f44fe87ff1dab99cd8d8d [2022-11-16 20:15:22,615 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 20:15:22,618 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 20:15:22,623 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 20:15:22,623 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 20:15:22,627 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 20:15:22,628 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:15:22" (1/1) ... [2022-11-16 20:15:22,630 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28705426 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:15:22, skipping insertion in model container [2022-11-16 20:15:22,631 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:15:22" (1/1) ... [2022-11-16 20:15:22,638 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 20:15:22,809 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 20:15:24,299 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--team--team.ko-entry_point.cil.out.i[177976,177989] [2022-11-16 20:15:26,062 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 20:15:26,187 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-16 20:15:26,285 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 20:15:26,432 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--team--team.ko-entry_point.cil.out.i[177976,177989] [2022-11-16 20:15:26,756 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 20:15:26,787 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 20:15:26,998 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--team--team.ko-entry_point.cil.out.i[177976,177989] [2022-11-16 20:15:27,472 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 20:15:27,900 INFO L208 MainTranslator]: Completed translation [2022-11-16 20:15:27,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:15:27 WrapperNode [2022-11-16 20:15:27,901 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 20:15:27,902 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 20:15:27,902 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 20:15:27,902 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 20:15:27,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:15:27" (1/1) ... [2022-11-16 20:15:28,027 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:15:27" (1/1) ... [2022-11-16 20:15:28,290 INFO L138 Inliner]: procedures = 464, calls = 2528, calls flagged for inlining = 203, calls inlined = 188, statements flattened = 6092 [2022-11-16 20:15:28,291 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 20:15:28,292 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 20:15:28,292 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 20:15:28,292 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 20:15:28,302 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:15:27" (1/1) ... [2022-11-16 20:15:28,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:15:27" (1/1) ... [2022-11-16 20:15:28,361 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:15:27" (1/1) ... [2022-11-16 20:15:28,362 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:15:27" (1/1) ... [2022-11-16 20:15:28,531 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:15:27" (1/1) ... [2022-11-16 20:15:28,568 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:15:27" (1/1) ... [2022-11-16 20:15:28,601 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:15:27" (1/1) ... [2022-11-16 20:15:28,617 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:15:27" (1/1) ... [2022-11-16 20:15:28,655 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 20:15:28,656 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 20:15:28,656 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 20:15:28,656 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 20:15:28,657 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:15:27" (1/1) ... [2022-11-16 20:15:28,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 20:15:28,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 20:15:28,688 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 20:15:28,716 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 20:15:28,738 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-16 20:15:28,739 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-16 20:15:28,739 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_u32 [2022-11-16 20:15:28,739 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_u32 [2022-11-16 20:15:28,739 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_total_size [2022-11-16 20:15:28,739 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_total_size [2022-11-16 20:15:28,740 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_send_port_list_get [2022-11-16 20:15:28,740 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_send_port_list_get [2022-11-16 20:15:28,740 INFO L130 BoogieDeclarations]: Found specification of procedure __team_change_mode [2022-11-16 20:15:28,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_change_mode [2022-11-16 20:15:28,740 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u32 [2022-11-16 20:15:28,741 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u32 [2022-11-16 20:15:28,741 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-16 20:15:28,741 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-16 20:15:28,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-16 20:15:28,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-16 20:15:28,742 INFO L130 BoogieDeclarations]: Found specification of procedure team_init [2022-11-16 20:15:28,742 INFO L138 BoogieDeclarations]: Found implementation of procedure team_init [2022-11-16 20:15:28,742 INFO L130 BoogieDeclarations]: Found specification of procedure team_del_slave [2022-11-16 20:15:28,742 INFO L138 BoogieDeclarations]: Found implementation of procedure team_del_slave [2022-11-16 20:15:28,742 INFO L130 BoogieDeclarations]: Found specification of procedure team_option_set [2022-11-16 20:15:28,743 INFO L138 BoogieDeclarations]: Found implementation of procedure team_option_set [2022-11-16 20:15:28,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2022-11-16 20:15:28,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2022-11-16 20:15:28,743 INFO L130 BoogieDeclarations]: Found specification of procedure team_netpoll_setup [2022-11-16 20:15:28,743 INFO L138 BoogieDeclarations]: Found implementation of procedure team_netpoll_setup [2022-11-16 20:15:28,743 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-11-16 20:15:28,743 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-11-16 20:15:28,744 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-11-16 20:15:28,744 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-11-16 20:15:28,744 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-16 20:15:28,744 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-16 20:15:28,744 INFO L130 BoogieDeclarations]: Found specification of procedure free_percpu [2022-11-16 20:15:28,744 INFO L138 BoogieDeclarations]: Found implementation of procedure free_percpu [2022-11-16 20:15:28,745 INFO L130 BoogieDeclarations]: Found specification of procedure __team_queue_override_enabled_check [2022-11-16 20:15:28,745 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_queue_override_enabled_check [2022-11-16 20:15:28,745 INFO L130 BoogieDeclarations]: Found specification of procedure team_queue_override_fini [2022-11-16 20:15:28,745 INFO L138 BoogieDeclarations]: Found implementation of procedure team_queue_override_fini [2022-11-16 20:15:28,745 INFO L130 BoogieDeclarations]: Found specification of procedure team_netpoll_cleanup [2022-11-16 20:15:28,745 INFO L138 BoogieDeclarations]: Found implementation of procedure team_netpoll_cleanup [2022-11-16 20:15:28,746 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_mtu [2022-11-16 20:15:28,746 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_mtu [2022-11-16 20:15:28,746 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-11-16 20:15:28,746 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-11-16 20:15:28,746 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-16 20:15:28,746 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-16 20:15:28,747 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_get_rtnl [2022-11-16 20:15:28,747 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_get_rtnl [2022-11-16 20:15:28,747 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2022-11-16 20:15:28,747 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2022-11-16 20:15:28,747 INFO L130 BoogieDeclarations]: Found specification of procedure team_set_mac_address [2022-11-16 20:15:28,747 INFO L138 BoogieDeclarations]: Found implementation of procedure team_set_mac_address [2022-11-16 20:15:28,748 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_add [2022-11-16 20:15:28,748 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_add [2022-11-16 20:15:28,748 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_unicast [2022-11-16 20:15:28,748 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_unicast [2022-11-16 20:15:28,748 INFO L130 BoogieDeclarations]: Found specification of procedure team_get_num_tx_queues [2022-11-16 20:15:28,748 INFO L138 BoogieDeclarations]: Found implementation of procedure team_get_num_tx_queues [2022-11-16 20:15:28,749 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_end [2022-11-16 20:15:28,750 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_end [2022-11-16 20:15:28,750 INFO L130 BoogieDeclarations]: Found specification of procedure team_poll_controller [2022-11-16 20:15:28,750 INFO L138 BoogieDeclarations]: Found implementation of procedure team_poll_controller [2022-11-16 20:15:28,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 20:15:28,750 INFO L130 BoogieDeclarations]: Found specification of procedure team_add_slave [2022-11-16 20:15:28,751 INFO L138 BoogieDeclarations]: Found implementation of procedure team_add_slave [2022-11-16 20:15:28,751 INFO L130 BoogieDeclarations]: Found specification of procedure team_vlan_rx_kill_vid [2022-11-16 20:15:28,751 INFO L138 BoogieDeclarations]: Found implementation of procedure team_vlan_rx_kill_vid [2022-11-16 20:15:28,752 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_del_option [2022-11-16 20:15:28,752 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_del_option [2022-11-16 20:15:28,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-11-16 20:15:28,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-16 20:15:28,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-16 20:15:28,753 INFO L130 BoogieDeclarations]: Found specification of procedure __team_options_unregister [2022-11-16 20:15:28,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_options_unregister [2022-11-16 20:15:28,753 INFO L130 BoogieDeclarations]: Found specification of procedure team_mode_put [2022-11-16 20:15:28,753 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mode_put [2022-11-16 20:15:28,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-11-16 20:15:28,753 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-16 20:15:28,753 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-16 20:15:28,754 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_trylock [2022-11-16 20:15:28,754 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_trylock [2022-11-16 20:15:28,754 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-16 20:15:28,755 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-16 20:15:28,755 INFO L130 BoogieDeclarations]: Found specification of procedure team_refresh_port_linkup [2022-11-16 20:15:28,755 INFO L138 BoogieDeclarations]: Found implementation of procedure team_refresh_port_linkup [2022-11-16 20:15:28,755 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_new [2022-11-16 20:15:28,755 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_new [2022-11-16 20:15:28,756 INFO L130 BoogieDeclarations]: Found specification of procedure team_change_carrier [2022-11-16 20:15:28,756 INFO L138 BoogieDeclarations]: Found implementation of procedure team_change_carrier [2022-11-16 20:15:28,757 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-16 20:15:28,757 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-16 20:15:28,758 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers [2022-11-16 20:15:28,758 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers [2022-11-16 20:15:28,758 INFO L130 BoogieDeclarations]: Found specification of procedure __team_port_change_send [2022-11-16 20:15:28,758 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_port_change_send [2022-11-16 20:15:28,759 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_end [2022-11-16 20:15:28,759 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_end [2022-11-16 20:15:28,759 INFO L130 BoogieDeclarations]: Found specification of procedure team_fix_features [2022-11-16 20:15:28,759 INFO L138 BoogieDeclarations]: Found implementation of procedure team_fix_features [2022-11-16 20:15:28,759 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_del_rcu [2022-11-16 20:15:28,759 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_del_rcu [2022-11-16 20:15:28,759 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_upper_dev_unlink [2022-11-16 20:15:28,760 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_upper_dev_unlink [2022-11-16 20:15:28,760 INFO L130 BoogieDeclarations]: Found specification of procedure __team_netpoll_cleanup [2022-11-16 20:15:28,760 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_netpoll_cleanup [2022-11-16 20:15:28,760 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u8 [2022-11-16 20:15:28,761 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u8 [2022-11-16 20:15:28,761 INFO L130 BoogieDeclarations]: Found specification of procedure team_select_queue [2022-11-16 20:15:28,761 INFO L138 BoogieDeclarations]: Found implementation of procedure team_select_queue [2022-11-16 20:15:28,762 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_vid_del [2022-11-16 20:15:28,765 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_vid_del [2022-11-16 20:15:28,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-16 20:15:28,765 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-16 20:15:28,765 INFO L130 BoogieDeclarations]: Found specification of procedure team_mode_option_set [2022-11-16 20:15:28,765 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mode_option_set [2022-11-16 20:15:28,767 INFO L130 BoogieDeclarations]: Found specification of procedure __find_mode [2022-11-16 20:15:28,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __find_mode [2022-11-16 20:15:28,768 INFO L130 BoogieDeclarations]: Found specification of procedure team_change_mode [2022-11-16 20:15:28,768 INFO L138 BoogieDeclarations]: Found implementation of procedure team_change_mode [2022-11-16 20:15:28,774 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-11-16 20:15:28,774 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-11-16 20:15:28,774 INFO L130 BoogieDeclarations]: Found specification of procedure team_ethtool_get_drvinfo [2022-11-16 20:15:28,774 INFO L138 BoogieDeclarations]: Found implementation of procedure team_ethtool_get_drvinfo [2022-11-16 20:15:28,774 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-11-16 20:15:28,774 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-11-16 20:15:28,775 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-16 20:15:28,775 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-16 20:15:28,775 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_put [2022-11-16 20:15:28,775 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_put [2022-11-16 20:15:28,775 INFO L130 BoogieDeclarations]: Found specification of procedure team_set_rx_mode [2022-11-16 20:15:28,775 INFO L138 BoogieDeclarations]: Found implementation of procedure team_set_rx_mode [2022-11-16 20:15:28,775 INFO L130 BoogieDeclarations]: Found specification of procedure team_setup [2022-11-16 20:15:28,776 INFO L138 BoogieDeclarations]: Found implementation of procedure team_setup [2022-11-16 20:15:28,776 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_index_hash [2022-11-16 20:15:28,776 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_index_hash [2022-11-16 20:15:28,776 INFO L130 BoogieDeclarations]: Found specification of procedure genl_info_net [2022-11-16 20:15:28,776 INFO L138 BoogieDeclarations]: Found implementation of procedure genl_info_net [2022-11-16 20:15:28,776 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-11-16 20:15:28,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-11-16 20:15:28,777 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u16 [2022-11-16 20:15:28,777 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-11-16 20:15:28,777 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-11-16 20:15:28,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 20:15:28,777 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-11-16 20:15:28,777 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-11-16 20:15:28,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 20:15:28,777 INFO L130 BoogieDeclarations]: Found specification of procedure team_notify_peers_fini [2022-11-16 20:15:28,778 INFO L138 BoogieDeclarations]: Found implementation of procedure team_notify_peers_fini [2022-11-16 20:15:28,778 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-16 20:15:28,778 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-16 20:15:28,778 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_del_port [2022-11-16 20:15:28,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_del_port [2022-11-16 20:15:28,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 20:15:28,778 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-16 20:15:28,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-11-16 20:15:28,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-11-16 20:15:28,779 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-16 20:15:28,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-16 20:15:28,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-11-16 20:15:28,779 INFO L130 BoogieDeclarations]: Found specification of procedure read_pnet [2022-11-16 20:15:28,779 INFO L138 BoogieDeclarations]: Found implementation of procedure read_pnet [2022-11-16 20:15:28,780 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~TO~C_INT [2022-11-16 20:15:28,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~TO~C_INT [2022-11-16 20:15:28,780 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_disable [2022-11-16 20:15:28,780 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_disable [2022-11-16 20:15:28,780 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_options_set [2022-11-16 20:15:28,780 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_options_set [2022-11-16 20:15:28,780 INFO L130 BoogieDeclarations]: Found specification of procedure team_adjust_ops [2022-11-16 20:15:28,781 INFO L138 BoogieDeclarations]: Found implementation of procedure team_adjust_ops [2022-11-16 20:15:28,781 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_rx_handler_unregister [2022-11-16 20:15:28,781 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_rx_handler_unregister [2022-11-16 20:15:28,781 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-16 20:15:28,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-16 20:15:28,781 INFO L130 BoogieDeclarations]: Found specification of procedure team_change_mtu [2022-11-16 20:15:28,781 INFO L138 BoogieDeclarations]: Found implementation of procedure team_change_mtu [2022-11-16 20:15:28,782 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-16 20:15:28,782 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-16 20:15:28,782 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_del [2022-11-16 20:15:28,782 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_del [2022-11-16 20:15:28,782 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2022-11-16 20:15:28,782 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2022-11-16 20:15:28,782 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_vids_del_by_dev [2022-11-16 20:15:28,787 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_vids_del_by_dev [2022-11-16 20:15:28,787 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-11-16 20:15:28,787 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin [2022-11-16 20:15:28,787 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin [2022-11-16 20:15:28,787 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2022-11-16 20:15:28,788 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2022-11-16 20:15:28,788 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2022-11-16 20:15:28,788 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2022-11-16 20:15:28,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 20:15:28,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 20:15:28,788 INFO L130 BoogieDeclarations]: Found specification of procedure team_mcast_rejoin_fini [2022-11-16 20:15:28,788 INFO L138 BoogieDeclarations]: Found implementation of procedure team_mcast_rejoin_fini [2022-11-16 20:15:28,789 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_set_orig_dev_addr [2022-11-16 20:15:28,789 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_set_orig_dev_addr [2022-11-16 20:15:28,789 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_fill_one_port_get [2022-11-16 20:15:28,789 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_fill_one_port_get [2022-11-16 20:15:28,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-16 20:15:28,789 INFO L130 BoogieDeclarations]: Found specification of procedure __team_options_register [2022-11-16 20:15:28,790 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_options_register [2022-11-16 20:15:28,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-11-16 20:15:28,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-16 20:15:28,790 INFO L130 BoogieDeclarations]: Found specification of procedure team_options_change_check [2022-11-16 20:15:28,790 INFO L138 BoogieDeclarations]: Found implementation of procedure team_options_change_check [2022-11-16 20:15:28,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-16 20:15:28,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-11-16 20:15:28,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-16 20:15:28,791 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-16 20:15:28,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-16 20:15:28,791 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-11-16 20:15:28,791 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-11-16 20:15:28,791 INFO L130 BoogieDeclarations]: Found specification of procedure team_options_register [2022-11-16 20:15:28,791 INFO L138 BoogieDeclarations]: Found implementation of procedure team_options_register [2022-11-16 20:15:28,791 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-16 20:15:28,792 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-16 20:15:28,792 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_trim [2022-11-16 20:15:28,792 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_trim [2022-11-16 20:15:28,792 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_team_put [2022-11-16 20:15:28,792 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_team_put [2022-11-16 20:15:28,792 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_add_option [2022-11-16 20:15:28,792 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_add_option [2022-11-16 20:15:28,793 INFO L130 BoogieDeclarations]: Found specification of procedure team_get_stats64 [2022-11-16 20:15:28,793 INFO L138 BoogieDeclarations]: Found implementation of procedure team_get_stats64 [2022-11-16 20:15:28,793 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-16 20:15:28,793 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_rcu [2022-11-16 20:15:28,793 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_rcu [2022-11-16 20:15:28,793 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_cancel [2022-11-16 20:15:28,793 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_cancel [2022-11-16 20:15:28,794 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-11-16 20:15:28,794 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-11-16 20:15:28,794 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_notifier [2022-11-16 20:15:28,794 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_notifier [2022-11-16 20:15:28,794 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_set_team_dev_addr [2022-11-16 20:15:28,794 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_set_team_dev_addr [2022-11-16 20:15:28,794 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2022-11-16 20:15:28,794 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2022-11-16 20:15:28,795 INFO L130 BoogieDeclarations]: Found specification of procedure team_vlan_rx_add_vid [2022-11-16 20:15:28,795 INFO L138 BoogieDeclarations]: Found implementation of procedure team_vlan_rx_add_vid [2022-11-16 20:15:28,795 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-16 20:15:28,795 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-16 20:15:28,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-16 20:15:28,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-16 20:15:28,795 INFO L130 BoogieDeclarations]: Found specification of procedure hlist_add_head_rcu [2022-11-16 20:15:28,796 INFO L138 BoogieDeclarations]: Found implementation of procedure hlist_add_head_rcu [2022-11-16 20:15:28,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_2 [2022-11-16 20:15:28,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_2 [2022-11-16 20:15:28,796 INFO L130 BoogieDeclarations]: Found specification of procedure __team_carrier_check [2022-11-16 20:15:28,796 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_carrier_check [2022-11-16 20:15:28,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-16 20:15:28,796 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-16 20:15:28,797 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_start [2022-11-16 20:15:28,797 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_start [2022-11-16 20:15:28,797 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-16 20:15:28,797 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-16 20:15:28,797 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_team_get [2022-11-16 20:15:28,797 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_team_get [2022-11-16 20:15:28,797 INFO L130 BoogieDeclarations]: Found specification of procedure nla_len [2022-11-16 20:15:28,798 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_len [2022-11-16 20:15:28,798 INFO L130 BoogieDeclarations]: Found specification of procedure dev_net [2022-11-16 20:15:28,798 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_net [2022-11-16 20:15:28,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 20:15:28,798 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-16 20:15:28,798 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-16 20:15:28,798 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enable_netpoll [2022-11-16 20:15:28,799 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enable_netpoll [2022-11-16 20:15:28,799 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2022-11-16 20:15:28,799 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2022-11-16 20:15:28,799 INFO L130 BoogieDeclarations]: Found specification of procedure __team_queue_override_port_del [2022-11-16 20:15:28,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_queue_override_port_del [2022-11-16 20:15:28,799 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-16 20:15:28,799 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-16 20:15:28,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 20:15:28,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2022-11-16 20:15:28,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2022-11-16 20:15:28,800 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2022-11-16 20:15:28,800 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2022-11-16 20:15:28,800 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail_rcu [2022-11-16 20:15:28,800 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail_rcu [2022-11-16 20:15:28,800 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_cmd_options_get [2022-11-16 20:15:28,801 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_cmd_options_get [2022-11-16 20:15:28,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-11-16 20:15:28,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-16 20:15:28,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-11-16 20:15:28,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-16 20:15:28,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-16 20:15:28,801 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enabled [2022-11-16 20:15:28,802 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enabled [2022-11-16 20:15:28,802 INFO L130 BoogieDeclarations]: Found specification of procedure __team_find_option [2022-11-16 20:15:28,802 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_find_option [2022-11-16 20:15:28,802 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2022-11-16 20:15:28,802 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2022-11-16 20:15:28,802 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-16 20:15:28,802 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-16 20:15:28,802 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-16 20:15:28,803 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-16 20:15:28,803 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-16 20:15:28,803 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-16 20:15:28,803 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-16 20:15:28,803 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-16 20:15:28,803 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_fill_one_option_get [2022-11-16 20:15:28,803 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_fill_one_option_get [2022-11-16 20:15:28,803 INFO L130 BoogieDeclarations]: Found specification of procedure team_is_mode_set [2022-11-16 20:15:28,804 INFO L138 BoogieDeclarations]: Found implementation of procedure team_is_mode_set [2022-11-16 20:15:28,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-16 20:15:28,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-16 20:15:28,804 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_change_check [2022-11-16 20:15:28,804 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_change_check [2022-11-16 20:15:28,804 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-16 20:15:28,804 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-16 20:15:28,805 INFO L130 BoogieDeclarations]: Found specification of procedure team_get_num_rx_queues [2022-11-16 20:15:28,805 INFO L138 BoogieDeclarations]: Found implementation of procedure team_get_num_rx_queues [2022-11-16 20:15:28,805 INFO L130 BoogieDeclarations]: Found specification of procedure call_netdevice_notifiers [2022-11-16 20:15:28,805 INFO L138 BoogieDeclarations]: Found implementation of procedure call_netdevice_notifiers [2022-11-16 20:15:28,805 INFO L130 BoogieDeclarations]: Found specification of procedure dev_put [2022-11-16 20:15:28,805 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_put [2022-11-16 20:15:28,805 INFO L130 BoogieDeclarations]: Found specification of procedure __team_compute_features [2022-11-16 20:15:28,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_compute_features [2022-11-16 20:15:28,806 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_leave [2022-11-16 20:15:28,806 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_leave [2022-11-16 20:15:28,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2022-11-16 20:15:28,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2022-11-16 20:15:28,806 INFO L130 BoogieDeclarations]: Found specification of procedure __send_and_alloc_skb [2022-11-16 20:15:28,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __send_and_alloc_skb [2022-11-16 20:15:28,806 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_put [2022-11-16 20:15:28,806 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_put [2022-11-16 20:15:28,807 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-11-16 20:15:28,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-11-16 20:15:28,807 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-16 20:15:28,807 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-16 20:15:28,807 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2022-11-16 20:15:28,807 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2022-11-16 20:15:28,807 INFO L130 BoogieDeclarations]: Found specification of procedure __team_get_qom_list [2022-11-16 20:15:28,808 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_get_qom_list [2022-11-16 20:15:28,808 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-16 20:15:28,808 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-16 20:15:28,808 INFO L130 BoogieDeclarations]: Found specification of procedure genlmsg_cancel [2022-11-16 20:15:28,808 INFO L138 BoogieDeclarations]: Found implementation of procedure genlmsg_cancel [2022-11-16 20:15:28,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-11-16 20:15:28,808 INFO L130 BoogieDeclarations]: Found specification of procedure team_option_get [2022-11-16 20:15:28,808 INFO L138 BoogieDeclarations]: Found implementation of procedure team_option_get [2022-11-16 20:15:28,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-11-16 20:15:28,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-11-16 20:15:28,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-11-16 20:15:28,809 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_del [2022-11-16 20:15:28,809 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_del [2022-11-16 20:15:28,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-16 20:15:28,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-16 20:15:28,810 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_send_options_get [2022-11-16 20:15:28,810 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_send_options_get [2022-11-16 20:15:28,810 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_increment_features [2022-11-16 20:15:28,810 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_increment_features [2022-11-16 20:15:28,810 INFO L130 BoogieDeclarations]: Found specification of procedure team_open [2022-11-16 20:15:28,810 INFO L138 BoogieDeclarations]: Found implementation of procedure team_open [2022-11-16 20:15:28,810 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_link_unregister [2022-11-16 20:15:28,810 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_link_unregister [2022-11-16 20:15:28,811 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_add_port [2022-11-16 20:15:28,811 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_add_port [2022-11-16 20:15:28,811 INFO L130 BoogieDeclarations]: Found specification of procedure __team_queue_override_port_add [2022-11-16 20:15:28,811 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_queue_override_port_add [2022-11-16 20:15:28,811 INFO L130 BoogieDeclarations]: Found specification of procedure __team_options_change_check [2022-11-16 20:15:28,811 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_options_change_check [2022-11-16 20:15:28,811 INFO L130 BoogieDeclarations]: Found specification of procedure __set_port_dev_addr [2022-11-16 20:15:28,812 INFO L138 BoogieDeclarations]: Found implementation of procedure __set_port_dev_addr [2022-11-16 20:15:28,812 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2022-11-16 20:15:28,812 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2022-11-16 20:15:28,812 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-16 20:15:28,812 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-16 20:15:28,812 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put [2022-11-16 20:15:28,812 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put [2022-11-16 20:15:28,812 INFO L130 BoogieDeclarations]: Found specification of procedure team_change_rx_flags [2022-11-16 20:15:28,813 INFO L138 BoogieDeclarations]: Found implementation of procedure team_change_rx_flags [2022-11-16 20:15:28,813 INFO L130 BoogieDeclarations]: Found specification of procedure team_validate [2022-11-16 20:15:28,813 INFO L138 BoogieDeclarations]: Found implementation of procedure team_validate [2022-11-16 20:15:28,813 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_free [2022-11-16 20:15:28,813 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_free [2022-11-16 20:15:28,813 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-16 20:15:28,813 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-16 20:15:28,813 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enable [2022-11-16 20:15:28,814 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enable [2022-11-16 20:15:28,814 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-16 20:15:28,814 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-16 20:15:28,814 INFO L130 BoogieDeclarations]: Found specification of procedure team_set_no_mode [2022-11-16 20:15:28,814 INFO L138 BoogieDeclarations]: Found implementation of procedure team_set_no_mode [2022-11-16 20:15:28,814 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-16 20:15:28,814 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-16 20:15:28,815 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_flag [2022-11-16 20:15:28,815 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_flag [2022-11-16 20:15:28,815 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_disable_netpoll [2022-11-16 20:15:28,815 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_disable_netpoll [2022-11-16 20:15:28,815 INFO L130 BoogieDeclarations]: Found specification of procedure team_port_enter [2022-11-16 20:15:28,815 INFO L138 BoogieDeclarations]: Found implementation of procedure team_port_enter [2022-11-16 20:15:28,815 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-11-16 20:15:28,815 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-11-16 20:15:28,816 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_string [2022-11-16 20:15:28,816 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_string [2022-11-16 20:15:28,816 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-16 20:15:28,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-16 20:15:28,816 INFO L130 BoogieDeclarations]: Found specification of procedure team_nl_send_event_options_get [2022-11-16 20:15:28,816 INFO L138 BoogieDeclarations]: Found implementation of procedure team_nl_send_event_options_get [2022-11-16 20:15:28,816 INFO L130 BoogieDeclarations]: Found specification of procedure team_close [2022-11-16 20:15:28,816 INFO L138 BoogieDeclarations]: Found implementation of procedure team_close [2022-11-16 20:15:28,817 INFO L130 BoogieDeclarations]: Found specification of procedure team_uninit [2022-11-16 20:15:28,817 INFO L138 BoogieDeclarations]: Found implementation of procedure team_uninit [2022-11-16 20:15:28,817 INFO L130 BoogieDeclarations]: Found specification of procedure __team_option_inst_add [2022-11-16 20:15:28,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __team_option_inst_add [2022-11-16 20:15:28,817 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_skb_cb [2022-11-16 20:15:28,817 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_skb_cb [2022-11-16 20:15:28,817 INFO L130 BoogieDeclarations]: Found specification of procedure team_newlink [2022-11-16 20:15:28,818 INFO L138 BoogieDeclarations]: Found implementation of procedure team_newlink [2022-11-16 20:15:30,128 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 20:15:30,133 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 20:15:30,606 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-16 20:16:03,281 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 20:16:03,308 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 20:16:03,308 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-16 20:16:03,313 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:16:03 BoogieIcfgContainer [2022-11-16 20:16:03,313 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 20:16:03,315 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 20:16:03,315 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 20:16:03,318 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 20:16:03,319 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 08:15:22" (1/3) ... [2022-11-16 20:16:03,319 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7199f2d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 08:16:03, skipping insertion in model container [2022-11-16 20:16:03,320 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:15:27" (2/3) ... [2022-11-16 20:16:03,320 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7199f2d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 08:16:03, skipping insertion in model container [2022-11-16 20:16:03,320 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:16:03" (3/3) ... [2022-11-16 20:16:03,322 INFO L112 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--team--team.ko-entry_point.cil.out.i [2022-11-16 20:16:03,340 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 20:16:03,340 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 20:16:03,449 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 20:16:03,460 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1dad6571, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 20:16:03,461 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 20:16:03,475 INFO L276 IsEmpty]: Start isEmpty. Operand has 2799 states, 1998 states have (on average 1.382882882882883) internal successors, (2763), 2048 states have internal predecessors, (2763), 612 states have call successors, (612), 188 states have call predecessors, (612), 187 states have return successors, (606), 595 states have call predecessors, (606), 606 states have call successors, (606) [2022-11-16 20:16:03,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-16 20:16:03,508 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:16:03,509 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:16:03,510 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:16:03,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:16:03,515 INFO L85 PathProgramCache]: Analyzing trace with hash -585766321, now seen corresponding path program 1 times [2022-11-16 20:16:03,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-16 20:16:03,532 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [251685462] [2022-11-16 20:16:03,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:16:03,533 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 20:16:03,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat [2022-11-16 20:16:03,539 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 20:16:03,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-16 20:16:06,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:16:06,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 1652 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-16 20:16:06,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 20:16:06,277 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 192 trivial. 0 not checked. [2022-11-16 20:16:06,278 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 20:16:06,278 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-16 20:16:06,279 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [251685462] [2022-11-16 20:16:06,279 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [251685462] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:16:06,279 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 20:16:06,280 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 20:16:06,281 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1221728034] [2022-11-16 20:16:06,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:16:06,287 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 20:16:06,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-16 20:16:06,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 20:16:06,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 20:16:06,324 INFO L87 Difference]: Start difference. First operand has 2799 states, 1998 states have (on average 1.382882882882883) internal successors, (2763), 2048 states have internal predecessors, (2763), 612 states have call successors, (612), 188 states have call predecessors, (612), 187 states have return successors, (606), 595 states have call predecessors, (606), 606 states have call successors, (606) Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-16 20:16:06,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:16:06,871 INFO L93 Difference]: Finished difference Result 5596 states and 8080 transitions. [2022-11-16 20:16:06,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-16 20:16:06,874 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 112 [2022-11-16 20:16:06,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:16:06,920 INFO L225 Difference]: With dead ends: 5596 [2022-11-16 20:16:06,921 INFO L226 Difference]: Without dead ends: 2782 [2022-11-16 20:16:06,945 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 20:16:06,951 INFO L413 NwaCegarLoop]: 3969 mSDtfsCounter, 2 mSDsluCounter, 7931 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 11900 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-16 20:16:06,952 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 11900 Invalid, 17 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-16 20:16:06,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2782 states. [2022-11-16 20:16:07,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2782 to 2782. [2022-11-16 20:16:07,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2782 states, 1989 states have (on average 1.3745600804424334) internal successors, (2734), 2031 states have internal predecessors, (2734), 606 states have call successors, (606), 187 states have call predecessors, (606), 186 states have return successors, (605), 594 states have call predecessors, (605), 605 states have call successors, (605) [2022-11-16 20:16:07,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2782 states to 2782 states and 3945 transitions. [2022-11-16 20:16:07,253 INFO L78 Accepts]: Start accepts. Automaton has 2782 states and 3945 transitions. Word has length 112 [2022-11-16 20:16:07,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:16:07,255 INFO L495 AbstractCegarLoop]: Abstraction has 2782 states and 3945 transitions. [2022-11-16 20:16:07,255 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-16 20:16:07,256 INFO L276 IsEmpty]: Start isEmpty. Operand 2782 states and 3945 transitions. [2022-11-16 20:16:07,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-11-16 20:16:07,266 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:16:07,267 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:16:07,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-11-16 20:16:07,484 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 20:16:07,485 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:16:07,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:16:07,485 INFO L85 PathProgramCache]: Analyzing trace with hash 1367399403, now seen corresponding path program 1 times [2022-11-16 20:16:07,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-16 20:16:07,489 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1008023584] [2022-11-16 20:16:07,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:16:07,491 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 20:16:07,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat [2022-11-16 20:16:07,493 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 20:16:07,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-16 20:16:09,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:16:09,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 1696 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 20:16:09,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 20:16:10,074 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 21 proven. 1 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2022-11-16 20:16:10,074 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 20:16:10,471 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2022-11-16 20:16:10,471 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-16 20:16:10,471 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1008023584] [2022-11-16 20:16:10,471 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1008023584] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 20:16:10,472 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1137577780] [2022-11-16 20:16:10,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:16:10,472 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-16 20:16:10,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/cvc4 [2022-11-16 20:16:10,479 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-16 20:16:10,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2022-11-16 20:16:12,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:16:12,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 1696 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 20:16:12,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 20:16:12,527 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2022-11-16 20:16:12,527 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 20:16:12,527 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1137577780] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:16:12,527 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-16 20:16:12,528 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 5] total 9 [2022-11-16 20:16:12,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599362369] [2022-11-16 20:16:12,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:16:12,530 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 20:16:12,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-16 20:16:12,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 20:16:12,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2022-11-16 20:16:12,531 INFO L87 Difference]: Start difference. First operand 2782 states and 3945 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-16 20:16:13,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:16:13,101 INFO L93 Difference]: Finished difference Result 8244 states and 11693 transitions. [2022-11-16 20:16:13,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 20:16:13,102 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 116 [2022-11-16 20:16:13,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:16:13,144 INFO L225 Difference]: With dead ends: 8244 [2022-11-16 20:16:13,144 INFO L226 Difference]: Without dead ends: 5494 [2022-11-16 20:16:13,157 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 345 GetRequests, 338 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2022-11-16 20:16:13,159 INFO L413 NwaCegarLoop]: 4537 mSDtfsCounter, 3856 mSDsluCounter, 3916 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3856 SdHoareTripleChecker+Valid, 8453 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-16 20:16:13,159 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3856 Valid, 8453 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-16 20:16:13,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5494 states. [2022-11-16 20:16:13,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5494 to 5494. [2022-11-16 20:16:13,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5494 states, 3933 states have (on average 1.377065853038393) internal successors, (5416), 4016 states have internal predecessors, (5416), 1188 states have call successors, (1188), 373 states have call predecessors, (1188), 372 states have return successors, (1187), 1165 states have call predecessors, (1187), 1187 states have call successors, (1187) [2022-11-16 20:16:13,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5494 states to 5494 states and 7791 transitions. [2022-11-16 20:16:13,439 INFO L78 Accepts]: Start accepts. Automaton has 5494 states and 7791 transitions. Word has length 116 [2022-11-16 20:16:13,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:16:13,440 INFO L495 AbstractCegarLoop]: Abstraction has 5494 states and 7791 transitions. [2022-11-16 20:16:13,442 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-16 20:16:13,442 INFO L276 IsEmpty]: Start isEmpty. Operand 5494 states and 7791 transitions. [2022-11-16 20:16:13,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-11-16 20:16:13,453 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:16:13,454 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:16:13,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2022-11-16 20:16:13,699 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-16 20:16:13,867 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 20:16:13,868 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:16:13,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:16:13,868 INFO L85 PathProgramCache]: Analyzing trace with hash -285989073, now seen corresponding path program 1 times [2022-11-16 20:16:13,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-16 20:16:13,871 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1447711853] [2022-11-16 20:16:13,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:16:13,871 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 20:16:13,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat [2022-11-16 20:16:13,872 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 20:16:13,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-16 20:16:15,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:16:16,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 1695 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 20:16:16,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 20:16:16,188 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 21 proven. 1 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2022-11-16 20:16:16,188 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 20:16:16,550 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2022-11-16 20:16:16,551 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-16 20:16:16,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1447711853] [2022-11-16 20:16:16,551 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1447711853] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 20:16:16,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1632885965] [2022-11-16 20:16:16,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:16:16,552 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-16 20:16:16,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/cvc4 [2022-11-16 20:16:16,555 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-16 20:16:16,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2022-11-16 20:16:18,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:16:18,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 1695 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 20:16:18,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 20:16:18,953 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2022-11-16 20:16:18,953 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 20:16:18,954 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1632885965] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:16:18,954 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-16 20:16:18,954 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5, 5] total 11 [2022-11-16 20:16:18,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885642183] [2022-11-16 20:16:18,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:16:18,955 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 20:16:18,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-16 20:16:18,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 20:16:18,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2022-11-16 20:16:18,956 INFO L87 Difference]: Start difference. First operand 5494 states and 7791 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 3 states have call successors, (16), 3 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-16 20:16:19,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:16:19,918 INFO L93 Difference]: Finished difference Result 16415 states and 23541 transitions. [2022-11-16 20:16:19,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 20:16:19,918 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 3 states have call successors, (16), 3 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 115 [2022-11-16 20:16:19,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:16:20,009 INFO L225 Difference]: With dead ends: 16415 [2022-11-16 20:16:20,009 INFO L226 Difference]: Without dead ends: 10938 [2022-11-16 20:16:20,044 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 344 GetRequests, 333 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2022-11-16 20:16:20,046 INFO L413 NwaCegarLoop]: 4620 mSDtfsCounter, 3901 mSDsluCounter, 13195 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3901 SdHoareTripleChecker+Valid, 17815 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-16 20:16:20,046 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3901 Valid, 17815 Invalid, 43 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-16 20:16:20,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10938 states. [2022-11-16 20:16:20,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10938 to 10930. [2022-11-16 20:16:20,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10930 states, 7828 states have (on average 1.3781297904956566) internal successors, (10788), 7994 states have internal predecessors, (10788), 2359 states have call successors, (2359), 743 states have call predecessors, (2359), 742 states have return successors, (2494), 2314 states have call predecessors, (2494), 2358 states have call successors, (2494) [2022-11-16 20:16:20,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10930 states to 10930 states and 15641 transitions. [2022-11-16 20:16:20,811 INFO L78 Accepts]: Start accepts. Automaton has 10930 states and 15641 transitions. Word has length 115 [2022-11-16 20:16:20,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:16:20,813 INFO L495 AbstractCegarLoop]: Abstraction has 10930 states and 15641 transitions. [2022-11-16 20:16:20,814 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 3 states have call successors, (16), 3 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-16 20:16:20,814 INFO L276 IsEmpty]: Start isEmpty. Operand 10930 states and 15641 transitions. [2022-11-16 20:16:20,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2022-11-16 20:16:20,841 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:16:20,842 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 4, 4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:16:20,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-11-16 20:16:21,071 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2022-11-16 20:16:21,255 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt [2022-11-16 20:16:21,255 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:16:21,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:16:21,256 INFO L85 PathProgramCache]: Analyzing trace with hash 780437056, now seen corresponding path program 1 times [2022-11-16 20:16:21,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-16 20:16:21,257 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [941313321] [2022-11-16 20:16:21,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:16:21,258 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 20:16:21,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat [2022-11-16 20:16:21,259 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 20:16:21,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-11-16 20:16:23,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:16:23,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 2213 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 20:16:23,733 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 20:16:23,858 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 61 proven. 1 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2022-11-16 20:16:23,858 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 20:16:24,389 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2022-11-16 20:16:24,389 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-16 20:16:24,390 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [941313321] [2022-11-16 20:16:24,390 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [941313321] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 20:16:24,390 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1972311692] [2022-11-16 20:16:24,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:16:24,390 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-16 20:16:24,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/cvc4 [2022-11-16 20:16:24,395 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-16 20:16:24,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2022-11-16 20:16:26,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:16:26,386 INFO L263 TraceCheckSpWp]: Trace formula consists of 2213 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 20:16:26,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 20:16:26,485 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2022-11-16 20:16:26,485 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 20:16:26,485 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1972311692] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:16:26,485 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-16 20:16:26,486 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 5] total 9 [2022-11-16 20:16:26,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779253473] [2022-11-16 20:16:26,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:16:26,487 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 20:16:26,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-16 20:16:26,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 20:16:26,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2022-11-16 20:16:26,488 INFO L87 Difference]: Start difference. First operand 10930 states and 15641 transitions. Second operand has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-11-16 20:16:27,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:16:27,759 INFO L93 Difference]: Finished difference Result 32516 states and 46489 transitions. [2022-11-16 20:16:27,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 20:16:27,760 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 252 [2022-11-16 20:16:27,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:16:27,926 INFO L225 Difference]: With dead ends: 32516 [2022-11-16 20:16:27,926 INFO L226 Difference]: Without dead ends: 21618 [2022-11-16 20:16:27,981 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 753 GetRequests, 746 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2022-11-16 20:16:27,982 INFO L413 NwaCegarLoop]: 4655 mSDtfsCounter, 3852 mSDsluCounter, 3892 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3852 SdHoareTripleChecker+Valid, 8547 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-16 20:16:27,982 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3852 Valid, 8547 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-16 20:16:28,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21618 states. [2022-11-16 20:16:28,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21618 to 21596. [2022-11-16 20:16:29,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21596 states, 15482 states have (on average 1.3782457046893166) internal successors, (21338), 15800 states have internal predecessors, (21338), 4635 states have call successors, (4635), 1479 states have call predecessors, (4635), 1478 states have return successors, (4896), 4552 states have call predecessors, (4896), 4634 states have call successors, (4896) [2022-11-16 20:16:29,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21596 states to 21596 states and 30869 transitions. [2022-11-16 20:16:29,130 INFO L78 Accepts]: Start accepts. Automaton has 21596 states and 30869 transitions. Word has length 252 [2022-11-16 20:16:29,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:16:29,131 INFO L495 AbstractCegarLoop]: Abstraction has 21596 states and 30869 transitions. [2022-11-16 20:16:29,131 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-11-16 20:16:29,131 INFO L276 IsEmpty]: Start isEmpty. Operand 21596 states and 30869 transitions. [2022-11-16 20:16:29,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2022-11-16 20:16:29,197 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:16:29,198 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:16:29,223 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2022-11-16 20:16:29,462 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-11-16 20:16:29,618 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 20:16:29,619 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:16:29,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:16:29,619 INFO L85 PathProgramCache]: Analyzing trace with hash 829125565, now seen corresponding path program 1 times [2022-11-16 20:16:29,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-16 20:16:29,621 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1585517704] [2022-11-16 20:16:29,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:16:29,621 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 20:16:29,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat [2022-11-16 20:16:29,622 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 20:16:29,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-11-16 20:16:32,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:16:32,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 2240 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 20:16:32,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 20:16:32,320 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 61 proven. 1 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2022-11-16 20:16:32,321 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 20:16:32,828 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2022-11-16 20:16:32,828 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-16 20:16:32,828 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1585517704] [2022-11-16 20:16:32,829 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1585517704] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 20:16:32,829 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1362316348] [2022-11-16 20:16:32,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:16:32,829 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-16 20:16:32,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/cvc4 [2022-11-16 20:16:32,831 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-16 20:16:32,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2022-11-16 20:16:34,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:16:34,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 2240 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-16 20:16:34,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 20:16:34,905 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2022-11-16 20:16:34,905 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 20:16:34,906 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1362316348] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:16:34,906 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-16 20:16:34,906 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 5] total 9 [2022-11-16 20:16:34,906 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666452498] [2022-11-16 20:16:34,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:16:34,907 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-16 20:16:34,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-16 20:16:34,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-16 20:16:34,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2022-11-16 20:16:34,908 INFO L87 Difference]: Start difference. First operand 21596 states and 30869 transitions. Second operand has 3 states, 3 states have (on average 49.333333333333336) internal successors, (148), 3 states have internal predecessors, (148), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-11-16 20:16:36,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:16:36,757 INFO L93 Difference]: Finished difference Result 52809 states and 75240 transitions. [2022-11-16 20:16:36,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-16 20:16:36,758 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 49.333333333333336) internal successors, (148), 3 states have internal predecessors, (148), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 262 [2022-11-16 20:16:36,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:16:36,924 INFO L225 Difference]: With dead ends: 52809 [2022-11-16 20:16:36,924 INFO L226 Difference]: Without dead ends: 31245 [2022-11-16 20:16:37,003 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 783 GetRequests, 776 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2022-11-16 20:16:37,004 INFO L413 NwaCegarLoop]: 6643 mSDtfsCounter, 3199 mSDsluCounter, 3748 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3199 SdHoareTripleChecker+Valid, 10391 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-16 20:16:37,004 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3199 Valid, 10391 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-16 20:16:37,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31245 states. [2022-11-16 20:16:38,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31245 to 31223. [2022-11-16 20:16:38,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31223 states, 22378 states have (on average 1.373715256055054) internal successors, (30741), 22856 states have internal predecessors, (30741), 6633 states have call successors, (6633), 2212 states have call predecessors, (6633), 2211 states have return successors, (7014), 6510 states have call predecessors, (7014), 6632 states have call successors, (7014) [2022-11-16 20:16:38,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31223 states to 31223 states and 44388 transitions. [2022-11-16 20:16:38,842 INFO L78 Accepts]: Start accepts. Automaton has 31223 states and 44388 transitions. Word has length 262 [2022-11-16 20:16:38,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:16:38,842 INFO L495 AbstractCegarLoop]: Abstraction has 31223 states and 44388 transitions. [2022-11-16 20:16:38,843 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 49.333333333333336) internal successors, (148), 3 states have internal predecessors, (148), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2022-11-16 20:16:38,843 INFO L276 IsEmpty]: Start isEmpty. Operand 31223 states and 44388 transitions. [2022-11-16 20:16:38,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2022-11-16 20:16:38,910 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:16:38,911 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:16:38,967 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2022-11-16 20:16:39,152 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2022-11-16 20:16:39,327 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt [2022-11-16 20:16:39,327 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:16:39,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:16:39,328 INFO L85 PathProgramCache]: Analyzing trace with hash 2050970784, now seen corresponding path program 1 times [2022-11-16 20:16:39,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-16 20:16:39,330 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [517729797] [2022-11-16 20:16:39,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:16:39,330 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 20:16:39,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat [2022-11-16 20:16:39,332 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 20:16:39,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2022-11-16 20:16:42,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:16:42,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 2352 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 20:16:42,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 20:16:42,275 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 261 proven. 1 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2022-11-16 20:16:42,276 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 20:16:42,721 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 525 trivial. 0 not checked. [2022-11-16 20:16:42,721 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-16 20:16:42,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [517729797] [2022-11-16 20:16:42,722 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [517729797] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 20:16:42,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [447420757] [2022-11-16 20:16:42,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:16:42,722 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-16 20:16:42,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/cvc4 [2022-11-16 20:16:42,723 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-16 20:16:42,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2022-11-16 20:16:44,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:16:44,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 2352 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 20:16:44,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 20:16:45,127 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 252 proven. 0 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2022-11-16 20:16:45,128 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 20:16:45,128 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [447420757] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:16:45,128 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-16 20:16:45,128 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5, 5] total 11 [2022-11-16 20:16:45,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929192899] [2022-11-16 20:16:45,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:16:45,129 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 20:16:45,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-16 20:16:45,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 20:16:45,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2022-11-16 20:16:45,130 INFO L87 Difference]: Start difference. First operand 31223 states and 44388 transitions. Second operand has 5 states, 5 states have (on average 32.8) internal successors, (164), 5 states have internal predecessors, (164), 3 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2022-11-16 20:16:48,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:16:48,741 INFO L93 Difference]: Finished difference Result 62726 states and 89117 transitions. [2022-11-16 20:16:48,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-16 20:16:48,742 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 32.8) internal successors, (164), 5 states have internal predecessors, (164), 3 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) Word has length 305 [2022-11-16 20:16:48,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:16:48,895 INFO L225 Difference]: With dead ends: 62726 [2022-11-16 20:16:48,895 INFO L226 Difference]: Without dead ends: 31456 [2022-11-16 20:16:48,978 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 915 GetRequests, 903 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2022-11-16 20:16:48,980 INFO L413 NwaCegarLoop]: 7668 mSDtfsCounter, 3873 mSDsluCounter, 19245 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3874 SdHoareTripleChecker+Valid, 26913 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-16 20:16:48,981 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3874 Valid, 26913 Invalid, 38 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-16 20:16:49,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31456 states. [2022-11-16 20:16:50,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31456 to 31162. [2022-11-16 20:16:50,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31162 states, 22345 states have (on average 1.373909151935556) internal successors, (30700), 22816 states have internal predecessors, (30700), 6619 states have call successors, (6619), 2198 states have call predecessors, (6619), 2197 states have return successors, (7000), 6496 states have call predecessors, (7000), 6618 states have call successors, (7000) [2022-11-16 20:16:50,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31162 states to 31162 states and 44319 transitions. [2022-11-16 20:16:50,624 INFO L78 Accepts]: Start accepts. Automaton has 31162 states and 44319 transitions. Word has length 305 [2022-11-16 20:16:50,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:16:50,624 INFO L495 AbstractCegarLoop]: Abstraction has 31162 states and 44319 transitions. [2022-11-16 20:16:50,625 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 32.8) internal successors, (164), 5 states have internal predecessors, (164), 3 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2022-11-16 20:16:50,625 INFO L276 IsEmpty]: Start isEmpty. Operand 31162 states and 44319 transitions. [2022-11-16 20:16:50,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2022-11-16 20:16:50,673 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:16:50,673 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 16, 4, 4, 4, 4, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:16:50,700 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2022-11-16 20:16:50,950 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2022-11-16 20:16:51,094 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 20:16:51,095 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:16:51,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:16:51,095 INFO L85 PathProgramCache]: Analyzing trace with hash -1153426545, now seen corresponding path program 1 times [2022-11-16 20:16:51,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-16 20:16:51,098 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1539931361] [2022-11-16 20:16:51,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:16:51,098 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 20:16:51,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat [2022-11-16 20:16:51,101 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 20:16:51,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2022-11-16 20:16:53,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:16:54,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 2418 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 20:16:54,029 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 20:16:54,142 INFO L134 CoverageAnalysis]: Checked inductivity of 541 backedges. 261 proven. 1 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2022-11-16 20:16:54,142 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 20:16:54,643 INFO L134 CoverageAnalysis]: Checked inductivity of 541 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2022-11-16 20:16:54,644 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-16 20:16:54,644 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1539931361] [2022-11-16 20:16:54,644 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1539931361] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 20:16:54,644 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1869086184] [2022-11-16 20:16:54,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:16:54,645 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-16 20:16:54,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/cvc4 [2022-11-16 20:16:54,647 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-16 20:16:54,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2022-11-16 20:17:00,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:17:00,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 2418 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 20:17:00,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 20:17:00,486 INFO L134 CoverageAnalysis]: Checked inductivity of 541 backedges. 261 proven. 1 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2022-11-16 20:17:00,486 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 20:17:00,837 INFO L134 CoverageAnalysis]: Checked inductivity of 541 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 522 trivial. 0 not checked. [2022-11-16 20:17:00,837 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1869086184] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 20:17:00,837 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2028941601] [2022-11-16 20:17:00,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:17:00,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 20:17:00,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 20:17:00,842 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 20:17:00,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2022-11-16 20:17:02,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:17:02,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 2418 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-16 20:17:02,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 20:17:03,195 INFO L134 CoverageAnalysis]: Checked inductivity of 541 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 502 trivial. 0 not checked. [2022-11-16 20:17:03,195 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 20:17:03,196 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2028941601] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 20:17:03,196 INFO L184 FreeRefinementEngine]: Found 1 perfect and 4 imperfect interpolant sequences. [2022-11-16 20:17:03,196 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5, 5, 5, 5] total 11 [2022-11-16 20:17:03,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [657479337] [2022-11-16 20:17:03,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 20:17:03,198 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 20:17:03,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-16 20:17:03,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 20:17:03,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2022-11-16 20:17:03,199 INFO L87 Difference]: Start difference. First operand 31162 states and 44319 transitions. Second operand has 5 states, 5 states have (on average 32.8) internal successors, (164), 4 states have internal predecessors, (164), 2 states have call successors, (41), 2 states have call predecessors, (41), 3 states have return successors, (40), 3 states have call predecessors, (40), 2 states have call successors, (40) [2022-11-16 20:17:04,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 20:17:04,662 INFO L93 Difference]: Finished difference Result 62363 states and 89773 transitions. [2022-11-16 20:17:04,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 20:17:04,663 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 32.8) internal successors, (164), 4 states have internal predecessors, (164), 2 states have call successors, (41), 2 states have call predecessors, (41), 3 states have return successors, (40), 3 states have call predecessors, (40), 2 states have call successors, (40) Word has length 304 [2022-11-16 20:17:04,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 20:17:04,820 INFO L225 Difference]: With dead ends: 62363 [2022-11-16 20:17:04,820 INFO L226 Difference]: Without dead ends: 31238 [2022-11-16 20:17:04,925 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1515 GetRequests, 1506 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2022-11-16 20:17:04,927 INFO L413 NwaCegarLoop]: 3942 mSDtfsCounter, 2 mSDsluCounter, 11805 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 15747 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-16 20:17:04,928 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 15747 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-16 20:17:04,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31238 states. [2022-11-16 20:17:06,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31238 to 31222. [2022-11-16 20:17:06,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31222 states, 22387 states have (on average 1.3732076651628178) internal successors, (30742), 22864 states have internal predecessors, (30742), 6619 states have call successors, (6619), 2198 states have call predecessors, (6619), 2215 states have return successors, (7044), 6508 states have call predecessors, (7044), 6618 states have call successors, (7044) [2022-11-16 20:17:06,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31222 states to 31222 states and 44405 transitions. [2022-11-16 20:17:06,786 INFO L78 Accepts]: Start accepts. Automaton has 31222 states and 44405 transitions. Word has length 304 [2022-11-16 20:17:06,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 20:17:06,787 INFO L495 AbstractCegarLoop]: Abstraction has 31222 states and 44405 transitions. [2022-11-16 20:17:06,787 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 32.8) internal successors, (164), 4 states have internal predecessors, (164), 2 states have call successors, (41), 2 states have call predecessors, (41), 3 states have return successors, (40), 3 states have call predecessors, (40), 2 states have call successors, (40) [2022-11-16 20:17:06,787 INFO L276 IsEmpty]: Start isEmpty. Operand 31222 states and 44405 transitions. [2022-11-16 20:17:06,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2022-11-16 20:17:06,849 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 20:17:06,850 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 15, 4, 4, 4, 4, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 20:17:06,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2022-11-16 20:17:07,133 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2022-11-16 20:17:07,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2022-11-16 20:17:07,476 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 20:17:07,476 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 20:17:07,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 20:17:07,477 INFO L85 PathProgramCache]: Analyzing trace with hash 911394986, now seen corresponding path program 1 times [2022-11-16 20:17:07,479 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-16 20:17:07,479 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [880841813] [2022-11-16 20:17:07,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:17:07,479 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 20:17:07,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat [2022-11-16 20:17:07,480 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 20:17:07,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2022-11-16 20:17:10,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 20:17:10,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 2393 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 20:17:10,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 20:17:10,325 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 261 proven. 1 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2022-11-16 20:17:10,326 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 20:17:10,793 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2022-11-16 20:17:10,794 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-16 20:17:10,794 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [880841813] [2022-11-16 20:17:10,794 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [880841813] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 20:17:10,794 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1461595000] [2022-11-16 20:17:10,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 20:17:10,795 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-16 20:17:10,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/cvc4 [2022-11-16 20:17:10,803 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-16 20:17:10,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c65a7cba-5c22-4d07-9cba-fd152fc850e4/bin/utaipan-Xvt2sAort0/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process