./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-cassini.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccac0c60-910f-4bb4-bc56-9c1f2cc9c098/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccac0c60-910f-4bb4-bc56-9c1f2cc9c098/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccac0c60-910f-4bb4-bc56-9c1f2cc9c098/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccac0c60-910f-4bb4-bc56-9c1f2cc9c098/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-cassini.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccac0c60-910f-4bb4-bc56-9c1f2cc9c098/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccac0c60-910f-4bb4-bc56-9c1f2cc9c098/bin/utaipan-eEHZpOm5b7 --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 14ec046978052198cd587531ac5cc6873edc7e25b4a41979dad16fe919a1b16d --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 19:49:23,444 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 19:49:23,447 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 19:49:23,510 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 19:49:23,510 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 19:49:23,515 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 19:49:23,516 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 19:49:23,520 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 19:49:23,523 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 19:49:23,531 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 19:49:23,532 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 19:49:23,533 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 19:49:23,534 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 19:49:23,537 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 19:49:23,539 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 19:49:23,544 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 19:49:23,545 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 19:49:23,546 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 19:49:23,548 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 19:49:23,550 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 19:49:23,552 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 19:49:23,556 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 19:49:23,562 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 19:49:23,563 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 19:49:23,574 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 19:49:23,574 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 19:49:23,574 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 19:49:23,576 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 19:49:23,577 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 19:49:23,578 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 19:49:23,578 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 19:49:23,579 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 19:49:23,581 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 19:49:23,582 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 19:49:23,583 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 19:49:23,584 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 19:49:23,584 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 19:49:23,584 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 19:49:23,585 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 19:49:23,586 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 19:49:23,586 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 19:49:23,587 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccac0c60-910f-4bb4-bc56-9c1f2cc9c098/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-25 19:49:23,632 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 19:49:23,633 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 19:49:23,633 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 19:49:23,633 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 19:49:23,634 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 19:49:23,640 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 19:49:23,641 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 19:49:23,641 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 19:49:23,641 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 19:49:23,641 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 19:49:23,642 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 19:49:23,642 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 19:49:23,643 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 19:49:23,643 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 19:49:23,643 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 19:49:23,643 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 19:49:23,643 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 19:49:23,644 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 19:49:23,645 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 19:49:23,645 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 19:49:23,645 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 19:49:23,645 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 19:49:23,645 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 19:49:23,646 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 19:49:23,646 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 19:49:23,646 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 19:49:23,647 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 19:49:23,648 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 19:49:23,648 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 19:49:23,648 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:49:23,648 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 19:49:23,649 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 19:49:23,649 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 19:49:23,649 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 19:49:23,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 19:49:23,649 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 19:49:23,649 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 19:49:23,650 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 19:49:23,650 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccac0c60-910f-4bb4-bc56-9c1f2cc9c098/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccac0c60-910f-4bb4-bc56-9c1f2cc9c098/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14ec046978052198cd587531ac5cc6873edc7e25b4a41979dad16fe919a1b16d [2021-11-25 19:49:23,906 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 19:49:23,933 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 19:49:23,936 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 19:49:23,937 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 19:49:23,938 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 19:49:23,939 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccac0c60-910f-4bb4-bc56-9c1f2cc9c098/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-cassini.cil.i [2021-11-25 19:49:24,020 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccac0c60-910f-4bb4-bc56-9c1f2cc9c098/bin/utaipan-eEHZpOm5b7/data/3cac6748b/71e03eb3bcb741a986b6fcb4e4cdb92a/FLAG54c6625e0 [2021-11-25 19:49:25,009 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 19:49:25,011 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccac0c60-910f-4bb4-bc56-9c1f2cc9c098/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-cassini.cil.i [2021-11-25 19:49:25,083 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccac0c60-910f-4bb4-bc56-9c1f2cc9c098/bin/utaipan-eEHZpOm5b7/data/3cac6748b/71e03eb3bcb741a986b6fcb4e4cdb92a/FLAG54c6625e0 [2021-11-25 19:49:25,317 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccac0c60-910f-4bb4-bc56-9c1f2cc9c098/bin/utaipan-eEHZpOm5b7/data/3cac6748b/71e03eb3bcb741a986b6fcb4e4cdb92a [2021-11-25 19:49:25,319 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 19:49:25,321 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 19:49:25,322 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 19:49:25,322 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 19:49:25,325 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 19:49:25,326 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:49:25" (1/1) ... [2021-11-25 19:49:25,327 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@769f85d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:49:25, skipping insertion in model container [2021-11-25 19:49:25,328 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:49:25" (1/1) ... [2021-11-25 19:49:25,334 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 19:49:25,549 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 19:49:30,951 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccac0c60-910f-4bb4-bc56-9c1f2cc9c098/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-cassini.cil.i[494588,494601] [2021-11-25 19:49:30,954 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccac0c60-910f-4bb4-bc56-9c1f2cc9c098/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-cassini.cil.i[494733,494746] [2021-11-25 19:49:30,985 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:49:31,085 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 19:49:31,646 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccac0c60-910f-4bb4-bc56-9c1f2cc9c098/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-cassini.cil.i[494588,494601] [2021-11-25 19:49:31,647 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccac0c60-910f-4bb4-bc56-9c1f2cc9c098/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-cassini.cil.i[494733,494746] [2021-11-25 19:49:31,655 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 19:49:32,084 INFO L208 MainTranslator]: Completed translation [2021-11-25 19:49:32,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:49:32 WrapperNode [2021-11-25 19:49:32,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 19:49:32,086 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 19:49:32,086 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 19:49:32,086 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 19:49:32,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:49:32" (1/1) ... [2021-11-25 19:49:32,292 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:49:32" (1/1) ... [2021-11-25 19:49:32,694 INFO L137 Inliner]: procedures = 685, calls = 4349, calls flagged for inlining = 340, calls inlined = 320, statements flattened = 10336 [2021-11-25 19:49:32,695 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 19:49:32,696 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 19:49:32,696 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 19:49:32,696 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 19:49:32,707 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:49:32" (1/1) ... [2021-11-25 19:49:32,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:49:32" (1/1) ... [2021-11-25 19:49:32,771 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:49:32" (1/1) ... [2021-11-25 19:49:32,773 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:49:32" (1/1) ... [2021-11-25 19:49:32,978 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:49:32" (1/1) ... [2021-11-25 19:49:33,009 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:49:32" (1/1) ... [2021-11-25 19:49:33,045 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:49:32" (1/1) ... [2021-11-25 19:49:33,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 19:49:33,089 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 19:49:33,089 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 19:49:33,090 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 19:49:33,091 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:49:32" (1/1) ... [2021-11-25 19:49:33,098 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:49:33,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccac0c60-910f-4bb4-bc56-9c1f2cc9c098/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:49:33,120 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccac0c60-910f-4bb4-bc56-9c1f2cc9c098/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 19:49:33,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccac0c60-910f-4bb4-bc56-9c1f2cc9c098/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 19:49:33,166 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-25 19:49:33,166 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-25 19:49:33,167 INFO L130 BoogieDeclarations]: Found specification of procedure cas_phy_read [2021-11-25 19:49:33,167 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_phy_read [2021-11-25 19:49:33,167 INFO L130 BoogieDeclarations]: Found specification of procedure cas_pcs_link_check [2021-11-25 19:49:33,167 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_pcs_link_check [2021-11-25 19:49:33,167 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-11-25 19:49:33,168 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-11-25 19:49:33,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-25 19:49:33,168 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-25 19:49:33,168 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_132 [2021-11-25 19:49:33,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_132 [2021-11-25 19:49:33,168 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-11-25 19:49:33,169 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-11-25 19:49:33,169 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2021-11-25 19:49:33,169 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2021-11-25 19:49:33,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_133 [2021-11-25 19:49:33,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_133 [2021-11-25 19:49:33,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-25 19:49:33,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-25 19:49:33,170 INFO L130 BoogieDeclarations]: Found specification of procedure cas_mii_link_check [2021-11-25 19:49:33,170 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_mii_link_check [2021-11-25 19:49:33,170 INFO L130 BoogieDeclarations]: Found specification of procedure cas_calc_tabort [2021-11-25 19:49:33,170 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_calc_tabort [2021-11-25 19:49:33,171 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2021-11-25 19:49:33,171 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2021-11-25 19:49:33,171 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2021-11-25 19:49:33,171 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2021-11-25 19:49:33,171 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2021-11-25 19:49:33,171 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2021-11-25 19:49:33,172 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-25 19:49:33,172 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-25 19:49:33,172 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-11-25 19:49:33,172 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-11-25 19:49:33,172 INFO L130 BoogieDeclarations]: Found specification of procedure cas_lock_tx [2021-11-25 19:49:33,172 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_lock_tx [2021-11-25 19:49:33,173 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-11-25 19:49:33,173 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-11-25 19:49:33,173 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-25 19:49:33,173 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-25 19:49:33,173 INFO L130 BoogieDeclarations]: Found specification of procedure cas_disable_irq [2021-11-25 19:49:33,174 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_disable_irq [2021-11-25 19:49:33,174 INFO L130 BoogieDeclarations]: Found specification of procedure cas_free_rxds [2021-11-25 19:49:33,174 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_free_rxds [2021-11-25 19:49:33,174 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_page [2021-11-25 19:49:33,174 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_page [2021-11-25 19:49:33,174 INFO L130 BoogieDeclarations]: Found specification of procedure cas_open [2021-11-25 19:49:33,175 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_open [2021-11-25 19:49:33,175 INFO L130 BoogieDeclarations]: Found specification of procedure cas_interrupt [2021-11-25 19:49:33,175 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_interrupt [2021-11-25 19:49:33,175 INFO L130 BoogieDeclarations]: Found specification of procedure cas_tx_tiny_free [2021-11-25 19:49:33,175 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_tx_tiny_free [2021-11-25 19:49:33,176 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2021-11-25 19:49:33,176 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2021-11-25 19:49:33,176 INFO L130 BoogieDeclarations]: Found specification of procedure tx_tiny_map [2021-11-25 19:49:33,176 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_tiny_map [2021-11-25 19:49:33,176 INFO L130 BoogieDeclarations]: Found specification of procedure cas_phy_init [2021-11-25 19:49:33,177 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_phy_init [2021-11-25 19:49:33,177 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2021-11-25 19:49:33,177 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2021-11-25 19:49:33,177 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size_set [2021-11-25 19:49:33,177 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size_set [2021-11-25 19:49:33,177 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-25 19:49:33,178 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-25 19:49:33,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-25 19:49:33,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-25 19:49:33,178 INFO L130 BoogieDeclarations]: Found specification of procedure cas_enable_irq [2021-11-25 19:49:33,178 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_enable_irq [2021-11-25 19:49:33,179 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-25 19:49:33,179 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-25 19:49:33,179 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-25 19:49:33,179 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-25 19:49:33,179 INFO L130 BoogieDeclarations]: Found specification of procedure cas_page_dequeue [2021-11-25 19:49:33,179 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_page_dequeue [2021-11-25 19:49:33,180 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2021-11-25 19:49:33,180 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2021-11-25 19:49:33,180 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-25 19:49:33,180 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-25 19:49:33,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-25 19:49:33,180 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-25 19:49:33,181 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-25 19:49:33,181 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-25 19:49:33,181 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2021-11-25 19:49:33,181 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2021-11-25 19:49:33,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 19:49:33,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_108 [2021-11-25 19:49:33,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_108 [2021-11-25 19:49:33,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_106 [2021-11-25 19:49:33,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_106 [2021-11-25 19:49:33,182 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2021-11-25 19:49:33,182 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2021-11-25 19:49:33,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_103 [2021-11-25 19:49:33,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_103 [2021-11-25 19:49:33,183 INFO L130 BoogieDeclarations]: Found specification of procedure cas_set_multicast [2021-11-25 19:49:33,183 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_set_multicast [2021-11-25 19:49:33,183 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-25 19:49:33,183 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-25 19:49:33,184 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-11-25 19:49:33,184 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-11-25 19:49:33,184 INFO L130 BoogieDeclarations]: Found specification of procedure cas_spare_free [2021-11-25 19:49:33,184 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_spare_free [2021-11-25 19:49:33,184 INFO L130 BoogieDeclarations]: Found specification of procedure cas_tx_timeout [2021-11-25 19:49:33,184 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_tx_timeout [2021-11-25 19:49:33,185 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-25 19:49:33,185 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-25 19:49:33,185 INFO L130 BoogieDeclarations]: Found specification of procedure cas_read_pcs_link_mode [2021-11-25 19:49:33,185 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_read_pcs_link_mode [2021-11-25 19:49:33,185 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-25 19:49:33,185 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-25 19:49:33,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-25 19:49:33,186 INFO L130 BoogieDeclarations]: Found specification of procedure cas_close [2021-11-25 19:49:33,186 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_close [2021-11-25 19:49:33,186 INFO L130 BoogieDeclarations]: Found specification of procedure cas_page_swap [2021-11-25 19:49:33,186 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_page_swap [2021-11-25 19:49:33,187 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-25 19:49:33,187 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-25 19:49:33,187 INFO L130 BoogieDeclarations]: Found specification of procedure cas_netpoll [2021-11-25 19:49:33,187 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_netpoll [2021-11-25 19:49:33,187 INFO L130 BoogieDeclarations]: Found specification of procedure cas_hard_reset [2021-11-25 19:49:33,187 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_hard_reset [2021-11-25 19:49:33,188 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-25 19:49:33,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-25 19:49:33,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-25 19:49:33,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-25 19:49:33,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-25 19:49:33,189 INFO L130 BoogieDeclarations]: Found specification of procedure cas_rxc_init [2021-11-25 19:49:33,189 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_rxc_init [2021-11-25 19:49:33,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 19:49:33,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-11-25 19:49:33,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-11-25 19:49:33,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-25 19:49:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-25 19:49:33,190 INFO L130 BoogieDeclarations]: Found specification of procedure cas_clear_mac_err [2021-11-25 19:49:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_clear_mac_err [2021-11-25 19:49:33,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-11-25 19:49:33,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-11-25 19:49:33,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-25 19:49:33,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-25 19:49:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-25 19:49:33,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-25 19:49:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-25 19:49:33,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-25 19:49:33,191 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-11-25 19:49:33,191 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-11-25 19:49:33,192 INFO L130 BoogieDeclarations]: Found specification of procedure cas_remove_one [2021-11-25 19:49:33,192 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_remove_one [2021-11-25 19:49:33,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_NOT_ARG_SIGN [2021-11-25 19:49:33,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_NOT_ARG_SIGN [2021-11-25 19:49:33,192 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-11-25 19:49:33,192 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-11-25 19:49:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-25 19:49:33,193 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-25 19:49:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2021-11-25 19:49:33,193 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2021-11-25 19:49:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 19:49:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-25 19:49:33,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-25 19:49:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-25 19:49:33,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-25 19:49:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-11-25 19:49:33,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-11-25 19:49:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 19:49:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2021-11-25 19:49:33,195 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2021-11-25 19:49:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-25 19:49:33,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-25 19:49:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-25 19:49:33,195 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-25 19:49:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 19:49:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-25 19:49:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-25 19:49:33,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-25 19:49:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure cas_set_link_modes [2021-11-25 19:49:33,196 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_set_link_modes [2021-11-25 19:49:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2021-11-25 19:49:33,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2021-11-25 19:49:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2021-11-25 19:49:33,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2021-11-25 19:49:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure cas_read_mii_link_mode [2021-11-25 19:49:33,197 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_read_mii_link_mode [2021-11-25 19:49:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2021-11-25 19:49:33,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2021-11-25 19:49:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-25 19:49:33,198 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-25 19:49:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-11-25 19:49:33,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-11-25 19:49:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-11-25 19:49:33,199 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-11-25 19:49:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure kmap_atomic [2021-11-25 19:49:33,199 INFO L138 BoogieDeclarations]: Found implementation of procedure kmap_atomic [2021-11-25 19:49:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2021-11-25 19:49:33,199 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2021-11-25 19:49:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-25 19:49:33,200 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-25 19:49:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-25 19:49:33,200 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-25 19:49:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-25 19:49:33,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-25 19:49:33,200 INFO L130 BoogieDeclarations]: Found specification of procedure csum_unfold [2021-11-25 19:49:33,201 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_unfold [2021-11-25 19:49:33,201 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-25 19:49:33,201 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-25 19:49:33,201 INFO L130 BoogieDeclarations]: Found specification of procedure cas_entropy_gather [2021-11-25 19:49:33,202 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_entropy_gather [2021-11-25 19:49:33,202 INFO L130 BoogieDeclarations]: Found specification of procedure cas_resume [2021-11-25 19:49:33,202 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_resume [2021-11-25 19:49:33,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 19:49:33,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 19:49:33,202 INFO L130 BoogieDeclarations]: Found specification of procedure cas_page_alloc [2021-11-25 19:49:33,203 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_page_alloc [2021-11-25 19:49:33,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-25 19:49:33,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-25 19:49:33,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-25 19:49:33,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-25 19:49:33,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_158 [2021-11-25 19:49:33,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_158 [2021-11-25 19:49:33,204 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-25 19:49:33,204 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-25 19:49:33,204 INFO L130 BoogieDeclarations]: Found specification of procedure cas_mif_poll [2021-11-25 19:49:33,204 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_mif_poll [2021-11-25 19:49:33,204 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-11-25 19:49:33,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-11-25 19:49:33,205 INFO L130 BoogieDeclarations]: Found specification of procedure cas_unlock_tx [2021-11-25 19:49:33,205 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_unlock_tx [2021-11-25 19:49:33,205 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-25 19:49:33,205 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-25 19:49:33,205 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice [2021-11-25 19:49:33,205 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice [2021-11-25 19:49:33,206 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-11-25 19:49:33,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-11-25 19:49:33,206 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub [2021-11-25 19:49:33,206 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub [2021-11-25 19:49:33,206 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-25 19:49:33,206 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-25 19:49:33,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 19:49:33,207 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 19:49:33,207 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-25 19:49:33,207 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-25 19:49:33,207 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-11-25 19:49:33,207 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-11-25 19:49:33,208 INFO L130 BoogieDeclarations]: Found specification of procedure tx_tiny_buf [2021-11-25 19:49:33,208 INFO L138 BoogieDeclarations]: Found implementation of procedure tx_tiny_buf [2021-11-25 19:49:33,208 INFO L130 BoogieDeclarations]: Found specification of procedure cas_mac_reset [2021-11-25 19:49:33,208 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_mac_reset [2021-11-25 19:49:33,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_cas [2021-11-25 19:49:33,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_cas [2021-11-25 19:49:33,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 19:49:33,209 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-25 19:49:33,209 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-25 19:49:33,209 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_frag_set_page [2021-11-25 19:49:33,209 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_frag_set_page [2021-11-25 19:49:33,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 19:49:33,210 INFO L130 BoogieDeclarations]: Found specification of procedure cas_get_regs_len [2021-11-25 19:49:33,210 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_get_regs_len [2021-11-25 19:49:33,210 INFO L130 BoogieDeclarations]: Found specification of procedure cas_reset [2021-11-25 19:49:33,210 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_reset [2021-11-25 19:49:33,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_NOT_ARG_SIGN [2021-11-25 19:49:33,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_NOT_ARG_SIGN [2021-11-25 19:49:33,211 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2021-11-25 19:49:33,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2021-11-25 19:49:33,211 INFO L130 BoogieDeclarations]: Found specification of procedure cas_post_page [2021-11-25 19:49:33,211 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_post_page [2021-11-25 19:49:33,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-25 19:49:33,211 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2021-11-25 19:49:33,212 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2021-11-25 19:49:33,212 INFO L130 BoogieDeclarations]: Found specification of procedure cas_nway_reset [2021-11-25 19:49:33,212 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_nway_reset [2021-11-25 19:49:33,212 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-25 19:49:33,212 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-25 19:49:33,212 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-25 19:49:33,213 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-25 19:49:33,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-25 19:49:33,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-25 19:49:33,213 INFO L130 BoogieDeclarations]: Found specification of procedure cas_setup_multicast [2021-11-25 19:49:33,213 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_setup_multicast [2021-11-25 19:49:33,213 INFO L130 BoogieDeclarations]: Found specification of procedure cas_phy_powerdown [2021-11-25 19:49:33,214 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_phy_powerdown [2021-11-25 19:49:33,214 INFO L130 BoogieDeclarations]: Found specification of procedure cas_post_rxds_ringN [2021-11-25 19:49:33,214 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_post_rxds_ringN [2021-11-25 19:49:33,214 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2021-11-25 19:49:33,214 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2021-11-25 19:49:33,214 INFO L130 BoogieDeclarations]: Found specification of procedure cas_vpd_match [2021-11-25 19:49:33,214 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_vpd_match [2021-11-25 19:49:33,215 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-25 19:49:33,215 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-25 19:49:33,215 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_weight [2021-11-25 19:49:33,215 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_weight [2021-11-25 19:49:33,215 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-25 19:49:33,215 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-25 19:49:33,216 INFO L130 BoogieDeclarations]: Found specification of procedure page_count [2021-11-25 19:49:33,216 INFO L138 BoogieDeclarations]: Found implementation of procedure page_count [2021-11-25 19:49:33,216 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-25 19:49:33,216 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-25 19:49:33,216 INFO L130 BoogieDeclarations]: Found specification of procedure cas_shutdown [2021-11-25 19:49:33,216 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_shutdown [2021-11-25 19:49:33,216 INFO L130 BoogieDeclarations]: Found specification of procedure cas_begin_auto_negotiation [2021-11-25 19:49:33,217 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_begin_auto_negotiation [2021-11-25 19:49:33,217 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2021-11-25 19:49:33,217 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2021-11-25 19:49:33,217 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-25 19:49:33,217 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-25 19:49:33,217 INFO L130 BoogieDeclarations]: Found specification of procedure cas_write_txd [2021-11-25 19:49:33,218 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_write_txd [2021-11-25 19:49:33,218 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-25 19:49:33,218 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-25 19:49:33,218 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_frag_ref [2021-11-25 19:49:33,218 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_frag_ref [2021-11-25 19:49:33,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 19:49:33,218 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-25 19:49:33,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-25 19:49:33,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_105 [2021-11-25 19:49:33,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_105 [2021-11-25 19:49:33,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_101 [2021-11-25 19:49:33,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_101 [2021-11-25 19:49:33,219 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-11-25 19:49:33,220 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-11-25 19:49:33,220 INFO L130 BoogieDeclarations]: Found specification of procedure cas_init_hw [2021-11-25 19:49:33,220 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_init_hw [2021-11-25 19:49:33,220 INFO L130 BoogieDeclarations]: Found specification of procedure cas_clean_rings [2021-11-25 19:49:33,220 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_clean_rings [2021-11-25 19:49:33,220 INFO L130 BoogieDeclarations]: Found specification of procedure cas_page_free [2021-11-25 19:49:33,221 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_page_free [2021-11-25 19:49:33,221 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-25 19:49:33,221 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-25 19:49:33,221 INFO L130 BoogieDeclarations]: Found specification of procedure cas_phy_write [2021-11-25 19:49:33,221 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_phy_write [2021-11-25 19:49:33,221 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-25 19:49:33,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-25 19:49:33,222 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-11-25 19:49:33,222 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-11-25 19:49:33,222 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-11-25 19:49:33,222 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-11-25 19:49:33,222 INFO L130 BoogieDeclarations]: Found specification of procedure cas_spare_recover [2021-11-25 19:49:33,222 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_spare_recover [2021-11-25 19:49:33,223 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2021-11-25 19:49:33,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2021-11-25 19:49:33,223 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-25 19:49:33,223 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-25 19:49:33,223 INFO L130 BoogieDeclarations]: Found specification of procedure cas_get_stats [2021-11-25 19:49:33,223 INFO L138 BoogieDeclarations]: Found implementation of procedure cas_get_stats [2021-11-25 19:49:33,224 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-25 19:49:33,224 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-25 19:49:33,224 INFO L130 BoogieDeclarations]: Found specification of procedure __kunmap_atomic [2021-11-25 19:49:33,224 INFO L138 BoogieDeclarations]: Found implementation of procedure __kunmap_atomic [2021-11-25 19:49:33,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 19:49:33,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-25 19:49:33,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-25 19:49:33,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_160 [2021-11-25 19:49:33,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_160 [2021-11-25 19:49:33,225 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2021-11-25 19:49:33,225 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2021-11-25 19:49:33,225 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2021-11-25 19:49:33,225 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2021-11-25 19:49:33,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_107 [2021-11-25 19:49:33,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_107 [2021-11-25 19:49:34,489 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 19:49:34,498 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 19:49:34,891 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-25 19:53:42,115 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-25 19:53:42,363 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 19:53:46,051 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 19:53:46,051 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-25 19:53:46,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:53:46 BoogieIcfgContainer [2021-11-25 19:53:46,058 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 19:53:46,060 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 19:53:46,060 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 19:53:46,063 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 19:53:46,063 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 07:49:25" (1/3) ... [2021-11-25 19:53:46,064 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@260b6be9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:53:46, skipping insertion in model container [2021-11-25 19:53:46,064 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:49:32" (2/3) ... [2021-11-25 19:53:46,065 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@260b6be9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 07:53:46, skipping insertion in model container [2021-11-25 19:53:46,065 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:53:46" (3/3) ... [2021-11-25 19:53:46,066 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-sun-cassini.cil.i [2021-11-25 19:53:46,071 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 19:53:46,071 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-25 19:53:46,134 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 19:53:46,142 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 19:53:46,142 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-25 19:53:46,228 INFO L276 IsEmpty]: Start isEmpty. Operand has 2921 states, 1656 states have (on average 1.2753623188405796) internal successors, (2112), 1725 states have internal predecessors, (2112), 1096 states have call successors, (1096), 169 states have call predecessors, (1096), 168 states have return successors, (1091), 1079 states have call predecessors, (1091), 1091 states have call successors, (1091) [2021-11-25 19:53:46,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-25 19:53:46,266 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:53:46,267 INFO L514 BasicCegarLoop]: trace histogram [13, 12, 12, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:53:46,268 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:53:46,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:53:46,276 INFO L85 PathProgramCache]: Analyzing trace with hash -65677976, now seen corresponding path program 1 times [2021-11-25 19:53:46,289 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:53:46,290 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156508222] [2021-11-25 19:53:46,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:53:46,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:53:47,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:53:47,794 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2021-11-25 19:53:47,795 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:53:47,795 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156508222] [2021-11-25 19:53:47,796 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1156508222] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:53:47,796 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:53:47,796 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:53:47,797 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654446488] [2021-11-25 19:53:47,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:53:47,805 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:53:47,812 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:53:47,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:53:47,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:53:47,848 INFO L87 Difference]: Start difference. First operand has 2921 states, 1656 states have (on average 1.2753623188405796) internal successors, (2112), 1725 states have internal predecessors, (2112), 1096 states have call successors, (1096), 169 states have call predecessors, (1096), 168 states have return successors, (1091), 1079 states have call predecessors, (1091), 1091 states have call successors, (1091) Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2021-11-25 19:53:49,975 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:53:56,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:53:56,046 INFO L93 Difference]: Finished difference Result 7531 states and 11100 transitions. [2021-11-25 19:53:56,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:53:56,049 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 168 [2021-11-25 19:53:56,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:53:56,101 INFO L225 Difference]: With dead ends: 7531 [2021-11-25 19:53:56,101 INFO L226 Difference]: Without dead ends: 4570 [2021-11-25 19:53:56,127 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:53:56,131 INFO L933 BasicCegarLoop]: 4529 mSDtfsCounter, 2460 mSDsluCounter, 4236 mSDsCounter, 0 mSdLazyCounter, 957 mSolverCounterSat, 17 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2460 SdHoareTripleChecker+Valid, 8333 SdHoareTripleChecker+Invalid, 975 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 957 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.7s IncrementalHoareTripleChecker+Time [2021-11-25 19:53:56,132 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2460 Valid, 8333 Invalid, 975 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [17 Valid, 957 Invalid, 1 Unknown, 0 Unchecked, 7.7s Time] [2021-11-25 19:53:56,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4570 states. [2021-11-25 19:53:56,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4570 to 4567. [2021-11-25 19:53:56,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4567 states, 2625 states have (on average 1.2716190476190476) internal successors, (3338), 2731 states have internal predecessors, (3338), 1645 states have call successors, (1645), 295 states have call predecessors, (1645), 295 states have return successors, (1645), 1626 states have call predecessors, (1645), 1645 states have call successors, (1645) [2021-11-25 19:53:56,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4567 states to 4567 states and 6628 transitions. [2021-11-25 19:53:56,624 INFO L78 Accepts]: Start accepts. Automaton has 4567 states and 6628 transitions. Word has length 168 [2021-11-25 19:53:56,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:53:56,629 INFO L470 AbstractCegarLoop]: Abstraction has 4567 states and 6628 transitions. [2021-11-25 19:53:56,629 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2021-11-25 19:53:56,630 INFO L276 IsEmpty]: Start isEmpty. Operand 4567 states and 6628 transitions. [2021-11-25 19:53:56,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-11-25 19:53:56,645 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:53:56,646 INFO L514 BasicCegarLoop]: trace histogram [13, 12, 12, 12, 12, 12, 12, 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] [2021-11-25 19:53:56,646 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 19:53:56,646 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:53:56,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:53:56,650 INFO L85 PathProgramCache]: Analyzing trace with hash -434915754, now seen corresponding path program 1 times [2021-11-25 19:53:56,650 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:53:56,651 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538164751] [2021-11-25 19:53:56,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:53:56,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:53:57,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:53:57,453 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2021-11-25 19:53:57,455 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:53:57,455 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538164751] [2021-11-25 19:53:57,455 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1538164751] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:53:57,456 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:53:57,456 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:53:57,456 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599825356] [2021-11-25 19:53:57,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:53:57,460 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:53:57,461 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:53:57,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:53:57,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:53:57,464 INFO L87 Difference]: Start difference. First operand 4567 states and 6628 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2021-11-25 19:53:59,566 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:54:06,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:54:06,142 INFO L93 Difference]: Finished difference Result 13598 states and 19732 transitions. [2021-11-25 19:54:06,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:54:06,143 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 180 [2021-11-25 19:54:06,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:54:06,231 INFO L225 Difference]: With dead ends: 13598 [2021-11-25 19:54:06,232 INFO L226 Difference]: Without dead ends: 9056 [2021-11-25 19:54:06,265 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:54:06,267 INFO L933 BasicCegarLoop]: 5049 mSDtfsCounter, 4159 mSDsluCounter, 4163 mSDsCounter, 0 mSdLazyCounter, 912 mSolverCounterSat, 6 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4159 SdHoareTripleChecker+Valid, 8779 SdHoareTripleChecker+Invalid, 919 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 912 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.1s IncrementalHoareTripleChecker+Time [2021-11-25 19:54:06,268 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4159 Valid, 8779 Invalid, 919 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 912 Invalid, 1 Unknown, 0 Unchecked, 8.1s Time] [2021-11-25 19:54:06,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9056 states. [2021-11-25 19:54:06,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9056 to 9050. [2021-11-25 19:54:06,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9050 states, 5210 states have (on average 1.272168905950096) internal successors, (6628), 5422 states have internal predecessors, (6628), 3249 states have call successors, (3249), 590 states have call predecessors, (3249), 589 states have return successors, (3254), 3207 states have call predecessors, (3254), 3249 states have call successors, (3254) [2021-11-25 19:54:06,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9050 states to 9050 states and 13131 transitions. [2021-11-25 19:54:06,948 INFO L78 Accepts]: Start accepts. Automaton has 9050 states and 13131 transitions. Word has length 180 [2021-11-25 19:54:06,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:54:06,951 INFO L470 AbstractCegarLoop]: Abstraction has 9050 states and 13131 transitions. [2021-11-25 19:54:06,952 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 3 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2021-11-25 19:54:06,952 INFO L276 IsEmpty]: Start isEmpty. Operand 9050 states and 13131 transitions. [2021-11-25 19:54:06,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-11-25 19:54:06,961 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:54:06,962 INFO L514 BasicCegarLoop]: trace histogram [13, 12, 12, 12, 12, 12, 12, 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] [2021-11-25 19:54:06,962 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 19:54:06,962 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:54:06,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:54:06,963 INFO L85 PathProgramCache]: Analyzing trace with hash 1906344123, now seen corresponding path program 1 times [2021-11-25 19:54:06,963 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:54:06,963 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625831825] [2021-11-25 19:54:06,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:54:06,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:54:07,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:54:07,719 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 554 trivial. 0 not checked. [2021-11-25 19:54:07,719 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:54:07,720 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625831825] [2021-11-25 19:54:07,720 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625831825] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:54:07,720 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:54:07,720 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:54:07,720 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [452014444] [2021-11-25 19:54:07,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:54:07,721 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:54:07,721 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:54:07,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:54:07,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:54:07,722 INFO L87 Difference]: Start difference. First operand 9050 states and 13131 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2021-11-25 19:54:09,831 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:54:16,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:54:16,515 INFO L93 Difference]: Finished difference Result 24885 states and 35970 transitions. [2021-11-25 19:54:16,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:54:16,516 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 200 [2021-11-25 19:54:16,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:54:16,648 INFO L225 Difference]: With dead ends: 24885 [2021-11-25 19:54:16,648 INFO L226 Difference]: Without dead ends: 15860 [2021-11-25 19:54:16,702 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:54:16,703 INFO L933 BasicCegarLoop]: 4701 mSDtfsCounter, 3650 mSDsluCounter, 4115 mSDsCounter, 0 mSdLazyCounter, 930 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3650 SdHoareTripleChecker+Valid, 8408 SdHoareTripleChecker+Invalid, 938 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 930 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2021-11-25 19:54:16,703 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3650 Valid, 8408 Invalid, 938 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 930 Invalid, 1 Unknown, 0 Unchecked, 8.2s Time] [2021-11-25 19:54:16,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15860 states. [2021-11-25 19:54:17,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15860 to 15853. [2021-11-25 19:54:17,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15853 states, 9121 states have (on average 1.2645543251836422) internal successors, (11534), 9486 states have internal predecessors, (11534), 5652 states have call successors, (5652), 1080 states have call predecessors, (5652), 1078 states have return successors, (5665), 5583 states have call predecessors, (5665), 5652 states have call successors, (5665) [2021-11-25 19:54:17,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15853 states to 15853 states and 22851 transitions. [2021-11-25 19:54:17,691 INFO L78 Accepts]: Start accepts. Automaton has 15853 states and 22851 transitions. Word has length 200 [2021-11-25 19:54:17,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:54:17,692 INFO L470 AbstractCegarLoop]: Abstraction has 15853 states and 22851 transitions. [2021-11-25 19:54:17,692 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2021-11-25 19:54:17,693 INFO L276 IsEmpty]: Start isEmpty. Operand 15853 states and 22851 transitions. [2021-11-25 19:54:17,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-11-25 19:54:17,701 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:54:17,701 INFO L514 BasicCegarLoop]: trace histogram [16, 12, 12, 12, 12, 12, 12, 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] [2021-11-25 19:54:17,701 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-25 19:54:17,701 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:54:17,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:54:17,702 INFO L85 PathProgramCache]: Analyzing trace with hash 1920896233, now seen corresponding path program 1 times [2021-11-25 19:54:17,702 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:54:17,703 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895696243] [2021-11-25 19:54:17,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:54:17,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:54:18,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:54:18,447 INFO L134 CoverageAnalysis]: Checked inductivity of 657 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 654 trivial. 0 not checked. [2021-11-25 19:54:18,447 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:54:18,447 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895696243] [2021-11-25 19:54:18,447 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [895696243] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:54:18,447 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:54:18,447 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:54:18,448 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673946275] [2021-11-25 19:54:18,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:54:18,448 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:54:18,448 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:54:18,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:54:18,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:54:18,449 INFO L87 Difference]: Start difference. First operand 15853 states and 22851 transitions. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2021-11-25 19:54:20,555 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:54:27,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:54:27,623 INFO L93 Difference]: Finished difference Result 36895 states and 53039 transitions. [2021-11-25 19:54:27,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:54:27,623 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 211 [2021-11-25 19:54:27,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:54:27,743 INFO L225 Difference]: With dead ends: 36895 [2021-11-25 19:54:27,743 INFO L226 Difference]: Without dead ends: 21067 [2021-11-25 19:54:27,820 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:54:27,821 INFO L933 BasicCegarLoop]: 5859 mSDtfsCounter, 2398 mSDsluCounter, 4166 mSDsCounter, 0 mSdLazyCounter, 1236 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2398 SdHoareTripleChecker+Valid, 9594 SdHoareTripleChecker+Invalid, 1252 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 1236 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2021-11-25 19:54:27,821 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2398 Valid, 9594 Invalid, 1252 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 1236 Invalid, 1 Unknown, 0 Unchecked, 8.6s Time] [2021-11-25 19:54:27,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21067 states. [2021-11-25 19:54:28,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21067 to 21061. [2021-11-25 19:54:28,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21061 states, 12149 states have (on average 1.263231541690674) internal successors, (15347), 12629 states have internal predecessors, (15347), 7400 states have call successors, (7400), 1512 states have call predecessors, (7400), 1510 states have return successors, (7413), 7313 states have call predecessors, (7413), 7400 states have call successors, (7413) [2021-11-25 19:54:28,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21061 states to 21061 states and 30160 transitions. [2021-11-25 19:54:28,975 INFO L78 Accepts]: Start accepts. Automaton has 21061 states and 30160 transitions. Word has length 211 [2021-11-25 19:54:28,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:54:28,977 INFO L470 AbstractCegarLoop]: Abstraction has 21061 states and 30160 transitions. [2021-11-25 19:54:28,978 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2021-11-25 19:54:28,978 INFO L276 IsEmpty]: Start isEmpty. Operand 21061 states and 30160 transitions. [2021-11-25 19:54:28,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2021-11-25 19:54:28,989 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:54:28,990 INFO L514 BasicCegarLoop]: trace histogram [18, 12, 12, 12, 12, 12, 12, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:54:28,990 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-25 19:54:28,990 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:54:28,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:54:28,991 INFO L85 PathProgramCache]: Analyzing trace with hash -471657550, now seen corresponding path program 1 times [2021-11-25 19:54:28,991 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:54:28,991 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308187557] [2021-11-25 19:54:28,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:54:28,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:54:29,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:54:29,964 INFO L134 CoverageAnalysis]: Checked inductivity of 813 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 813 trivial. 0 not checked. [2021-11-25 19:54:29,964 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:54:29,964 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [308187557] [2021-11-25 19:54:29,964 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [308187557] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 19:54:29,964 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 19:54:29,965 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 19:54:29,965 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [381093813] [2021-11-25 19:54:29,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 19:54:29,965 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 19:54:29,965 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 19:54:29,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 19:54:29,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:54:29,966 INFO L87 Difference]: Start difference. First operand 21061 states and 30160 transitions. Second operand has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-11-25 19:54:32,076 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 19:54:38,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 19:54:38,245 INFO L93 Difference]: Finished difference Result 42347 states and 60709 transitions. [2021-11-25 19:54:38,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 19:54:38,246 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 273 [2021-11-25 19:54:38,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 19:54:38,376 INFO L225 Difference]: With dead ends: 42347 [2021-11-25 19:54:38,376 INFO L226 Difference]: Without dead ends: 21311 [2021-11-25 19:54:38,474 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 19:54:38,476 INFO L933 BasicCegarLoop]: 3849 mSDtfsCounter, 41 mSDsluCounter, 4236 mSDsCounter, 0 mSdLazyCounter, 895 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 7642 SdHoareTripleChecker+Invalid, 896 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 895 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2021-11-25 19:54:38,478 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [70 Valid, 7642 Invalid, 896 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 895 Invalid, 1 Unknown, 0 Unchecked, 7.4s Time] [2021-11-25 19:54:38,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21311 states. [2021-11-25 19:54:39,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21311 to 21065. [2021-11-25 19:54:39,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21065 states, 12153 states have (on average 1.2631449024932115) internal successors, (15351), 12633 states have internal predecessors, (15351), 7400 states have call successors, (7400), 1512 states have call predecessors, (7400), 1510 states have return successors, (7413), 7313 states have call predecessors, (7413), 7400 states have call successors, (7413) [2021-11-25 19:54:39,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21065 states to 21065 states and 30164 transitions. [2021-11-25 19:54:39,674 INFO L78 Accepts]: Start accepts. Automaton has 21065 states and 30164 transitions. Word has length 273 [2021-11-25 19:54:39,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 19:54:39,678 INFO L470 AbstractCegarLoop]: Abstraction has 21065 states and 30164 transitions. [2021-11-25 19:54:39,678 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.333333333333332) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-11-25 19:54:39,678 INFO L276 IsEmpty]: Start isEmpty. Operand 21065 states and 30164 transitions. [2021-11-25 19:54:39,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2021-11-25 19:54:39,692 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 19:54:39,693 INFO L514 BasicCegarLoop]: trace histogram [18, 12, 12, 12, 12, 12, 12, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 19:54:39,693 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-25 19:54:39,693 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 19:54:39,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 19:54:39,694 INFO L85 PathProgramCache]: Analyzing trace with hash -717006466, now seen corresponding path program 1 times [2021-11-25 19:54:39,694 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 19:54:39,695 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39695835] [2021-11-25 19:54:39,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:54:39,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 19:54:40,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:54:40,401 INFO L134 CoverageAnalysis]: Checked inductivity of 814 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 813 trivial. 0 not checked. [2021-11-25 19:54:40,401 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 19:54:40,401 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39695835] [2021-11-25 19:54:40,401 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [39695835] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 19:54:40,401 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [40968061] [2021-11-25 19:54:40,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 19:54:40,402 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 19:54:40,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccac0c60-910f-4bb4-bc56-9c1f2cc9c098/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 19:54:40,410 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccac0c60-910f-4bb4-bc56-9c1f2cc9c098/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 19:54:40,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ccac0c60-910f-4bb4-bc56-9c1f2cc9c098/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 19:54:42,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 19:54:42,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 6415 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-25 19:54:42,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 19:54:43,483 INFO L134 CoverageAnalysis]: Checked inductivity of 814 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 813 trivial. 0 not checked. [2021-11-25 19:54:43,484 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 19:54:44,166 INFO L134 CoverageAnalysis]: Checked inductivity of 814 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 813 trivial. 0 not checked. [2021-11-25 19:54:44,166 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [40968061] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 19:54:44,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [36558005] [2021-11-25 19:54:44,192 INFO L159 IcfgInterpreter]: Started Sifa with 142 locations of interest [2021-11-25 19:54:44,192 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 19:54:44,197 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 19:54:44,203 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 19:54:44,203 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 19:59:27,883 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 312) (+ |~#cas_prog_workaroundtab~0.offset| 96)) [2021-11-25 19:59:27,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:59:29,910 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 312) (+ |~#cas_prog_workaroundtab~0.offset| 144)) [2021-11-25 19:59:29,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:59:31,917 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 432) (+ |~#cas_prog_workaroundtab~0.offset| 312)) [2021-11-25 19:59:31,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:59:33,928 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 312) (+ |~#cas_prog_workaroundtab~0.offset| 480)) [2021-11-25 19:59:33,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:59:35,942 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 312) (+ 408 |~#cas_prog_workaroundtab~0.offset|)) [2021-11-25 19:59:35,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:59:37,977 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 312) (+ 192 |~#cas_prog_workaroundtab~0.offset|)) [2021-11-25 19:59:37,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:59:40,002 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 312) (+ |~#cas_prog_workaroundtab~0.offset| 216)) [2021-11-25 19:59:40,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:59:42,011 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 312) (+ |~#cas_prog_workaroundtab~0.offset| 120)) [2021-11-25 19:59:42,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:59:44,041 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 312) (+ |~#cas_prog_workaroundtab~0.offset| 168)) [2021-11-25 19:59:44,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:59:46,066 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 312) (+ |~#cas_prog_workaroundtab~0.offset| 240)) [2021-11-25 19:59:46,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:59:48,072 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 312) 0) [2021-11-25 19:59:48,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:59:50,084 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 312) (+ |~#cas_prog_workaroundtab~0.offset| 288)) [2021-11-25 19:59:50,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:59:52,111 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 312) (+ |~#cas_prog_workaroundtab~0.offset| 456)) [2021-11-25 19:59:52,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:59:54,130 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 312) (+ |~#cas_prog_workaroundtab~0.offset| 72)) [2021-11-25 19:59:54,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:59:56,145 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 312) (+ |~#cas_prog_workaroundtab~0.offset| 360)) [2021-11-25 19:59:56,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 19:59:58,155 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 312) (+ |~#cas_prog_workaroundtab~0.offset| 336)) [2021-11-25 19:59:58,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:00:00,160 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 312) (+ |~#cas_prog_workaroundtab~0.offset| 24)) [2021-11-25 20:00:00,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:00:02,179 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 312) (+ |~#cas_prog_workaroundtab~0.offset| 48)) [2021-11-25 20:00:02,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:00:04,201 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 312) (+ |~#cas_prog_workaroundtab~0.offset| 264)) [2021-11-25 20:00:04,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:00:06,209 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 312) (+ |~#cas_prog_workaroundtab~0.offset| 384)) [2021-11-25 20:00:06,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:00:08,217 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 96) (+ |~#cas_prog_workaroundtab~0.offset| 144)) [2021-11-25 20:00:08,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:00:10,239 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 432) (+ |~#cas_prog_workaroundtab~0.offset| 96)) [2021-11-25 20:00:10,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:00:12,255 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 480) (+ |~#cas_prog_workaroundtab~0.offset| 96)) [2021-11-25 20:00:12,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:00:14,264 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ 408 |~#cas_prog_workaroundtab~0.offset|) (+ |~#cas_prog_workaroundtab~0.offset| 96)) [2021-11-25 20:00:14,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:00:16,288 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ 192 |~#cas_prog_workaroundtab~0.offset|) (+ |~#cas_prog_workaroundtab~0.offset| 96)) [2021-11-25 20:00:16,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:00:18,317 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 216) (+ |~#cas_prog_workaroundtab~0.offset| 96)) [2021-11-25 20:00:18,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:00:20,327 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 120) (+ |~#cas_prog_workaroundtab~0.offset| 96)) [2021-11-25 20:00:20,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:00:22,342 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 96) (+ |~#cas_prog_workaroundtab~0.offset| 168)) [2021-11-25 20:00:22,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:00:24,370 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 96) (+ |~#cas_prog_workaroundtab~0.offset| 240)) [2021-11-25 20:00:24,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:00:26,393 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 96) 0) [2021-11-25 20:00:26,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:00:28,416 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 288) (+ |~#cas_prog_workaroundtab~0.offset| 96)) [2021-11-25 20:00:28,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:00:30,453 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 456) (+ |~#cas_prog_workaroundtab~0.offset| 96)) [2021-11-25 20:00:30,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:00:32,477 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 96) (+ |~#cas_prog_workaroundtab~0.offset| 72)) [2021-11-25 20:00:32,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:00:34,488 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 360) (+ |~#cas_prog_workaroundtab~0.offset| 96)) [2021-11-25 20:00:34,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:00:36,514 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 96) (+ |~#cas_prog_workaroundtab~0.offset| 336)) [2021-11-25 20:00:36,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:00:38,549 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 24) (+ |~#cas_prog_workaroundtab~0.offset| 96)) [2021-11-25 20:00:38,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:00:40,567 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 48) (+ |~#cas_prog_workaroundtab~0.offset| 96)) [2021-11-25 20:00:40,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:00:42,603 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 264) (+ |~#cas_prog_workaroundtab~0.offset| 96)) [2021-11-25 20:00:42,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:00:44,622 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 96) (+ |~#cas_prog_workaroundtab~0.offset| 384)) [2021-11-25 20:00:44,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:00:46,642 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 432) (+ |~#cas_prog_workaroundtab~0.offset| 144)) [2021-11-25 20:00:46,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:00:48,671 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 480) (+ |~#cas_prog_workaroundtab~0.offset| 144)) [2021-11-25 20:00:48,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:00:50,688 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ 408 |~#cas_prog_workaroundtab~0.offset|) (+ |~#cas_prog_workaroundtab~0.offset| 144)) [2021-11-25 20:00:50,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:00:52,710 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ 192 |~#cas_prog_workaroundtab~0.offset|) (+ |~#cas_prog_workaroundtab~0.offset| 144)) [2021-11-25 20:00:52,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:00:54,739 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 216) (+ |~#cas_prog_workaroundtab~0.offset| 144)) [2021-11-25 20:00:54,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:00:56,742 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 120) (+ |~#cas_prog_workaroundtab~0.offset| 144)) [2021-11-25 20:00:56,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:00:58,753 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 144) (+ |~#cas_prog_workaroundtab~0.offset| 168)) [2021-11-25 20:00:58,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:01:00,781 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 144) (+ |~#cas_prog_workaroundtab~0.offset| 240)) [2021-11-25 20:01:00,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:01:02,817 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 144) 0) [2021-11-25 20:01:02,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:01:04,835 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 288) (+ |~#cas_prog_workaroundtab~0.offset| 144)) [2021-11-25 20:01:04,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:01:06,872 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 456) (+ |~#cas_prog_workaroundtab~0.offset| 144)) [2021-11-25 20:01:06,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:01:08,902 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 144) (+ |~#cas_prog_workaroundtab~0.offset| 72)) [2021-11-25 20:01:08,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:01:10,914 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 360) (+ |~#cas_prog_workaroundtab~0.offset| 144)) [2021-11-25 20:01:10,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:01:12,949 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 144) (+ |~#cas_prog_workaroundtab~0.offset| 336)) [2021-11-25 20:01:12,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:01:14,967 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 24) (+ |~#cas_prog_workaroundtab~0.offset| 144)) [2021-11-25 20:01:14,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:01:16,984 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 48) (+ |~#cas_prog_workaroundtab~0.offset| 144)) [2021-11-25 20:01:16,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:01:18,990 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 264) (+ |~#cas_prog_workaroundtab~0.offset| 144)) [2021-11-25 20:01:18,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:01:21,011 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 144) (+ |~#cas_prog_workaroundtab~0.offset| 384)) [2021-11-25 20:01:21,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:01:23,031 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 432) (+ |~#cas_prog_workaroundtab~0.offset| 480)) [2021-11-25 20:01:23,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:01:25,036 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 432) (+ 408 |~#cas_prog_workaroundtab~0.offset|)) [2021-11-25 20:01:25,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:01:27,040 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 432) (+ 192 |~#cas_prog_workaroundtab~0.offset|)) [2021-11-25 20:01:27,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:01:29,072 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 432) (+ |~#cas_prog_workaroundtab~0.offset| 216)) [2021-11-25 20:01:29,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:01:31,083 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 432) (+ |~#cas_prog_workaroundtab~0.offset| 120)) [2021-11-25 20:01:31,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:01:33,088 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 432) (+ |~#cas_prog_workaroundtab~0.offset| 168)) [2021-11-25 20:01:33,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:01:35,116 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 432) (+ |~#cas_prog_workaroundtab~0.offset| 240)) [2021-11-25 20:01:35,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:01:37,133 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 432) 0) [2021-11-25 20:01:37,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:01:39,155 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 432) (+ |~#cas_prog_workaroundtab~0.offset| 288)) [2021-11-25 20:01:39,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:01:41,178 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 432) (+ |~#cas_prog_workaroundtab~0.offset| 456)) [2021-11-25 20:01:41,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:01:43,192 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 432) (+ |~#cas_prog_workaroundtab~0.offset| 72)) [2021-11-25 20:01:43,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:01:45,198 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 432) (+ |~#cas_prog_workaroundtab~0.offset| 360)) [2021-11-25 20:01:45,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:01:47,211 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 432) (+ |~#cas_prog_workaroundtab~0.offset| 336)) [2021-11-25 20:01:47,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:01:49,214 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 432) (+ |~#cas_prog_workaroundtab~0.offset| 24)) [2021-11-25 20:01:49,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:01:51,224 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 432) (+ |~#cas_prog_workaroundtab~0.offset| 48)) [2021-11-25 20:01:51,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:01:53,236 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 432) (+ |~#cas_prog_workaroundtab~0.offset| 264)) [2021-11-25 20:01:53,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:01:55,259 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 432) (+ |~#cas_prog_workaroundtab~0.offset| 384)) [2021-11-25 20:01:55,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:01:57,276 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ 408 |~#cas_prog_workaroundtab~0.offset|) (+ |~#cas_prog_workaroundtab~0.offset| 480)) [2021-11-25 20:01:57,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:01:59,305 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 480) (+ 192 |~#cas_prog_workaroundtab~0.offset|)) [2021-11-25 20:01:59,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:02:01,330 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 480) (+ |~#cas_prog_workaroundtab~0.offset| 216)) [2021-11-25 20:02:01,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:02:03,336 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 480) (+ |~#cas_prog_workaroundtab~0.offset| 120)) [2021-11-25 20:02:03,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:02:05,358 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 480) (+ |~#cas_prog_workaroundtab~0.offset| 168)) [2021-11-25 20:02:05,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:02:07,371 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 480) (+ |~#cas_prog_workaroundtab~0.offset| 240)) [2021-11-25 20:02:07,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:02:09,394 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 480) 0) [2021-11-25 20:02:09,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:02:11,400 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 288) (+ |~#cas_prog_workaroundtab~0.offset| 480)) [2021-11-25 20:02:11,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:02:13,417 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 480) (+ |~#cas_prog_workaroundtab~0.offset| 456)) [2021-11-25 20:02:13,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:02:15,427 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 480) (+ |~#cas_prog_workaroundtab~0.offset| 72)) [2021-11-25 20:02:15,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:02:17,432 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 480) (+ |~#cas_prog_workaroundtab~0.offset| 360)) [2021-11-25 20:02:17,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:02:19,450 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 480) (+ |~#cas_prog_workaroundtab~0.offset| 336)) [2021-11-25 20:02:19,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:02:21,471 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 24) (+ |~#cas_prog_workaroundtab~0.offset| 480)) [2021-11-25 20:02:21,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:02:23,509 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 480) (+ |~#cas_prog_workaroundtab~0.offset| 48)) [2021-11-25 20:02:23,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:02:25,519 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 480) (+ |~#cas_prog_workaroundtab~0.offset| 264)) [2021-11-25 20:02:25,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:02:27,536 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 480) (+ |~#cas_prog_workaroundtab~0.offset| 384)) [2021-11-25 20:02:27,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:02:29,569 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ 408 |~#cas_prog_workaroundtab~0.offset|) (+ 192 |~#cas_prog_workaroundtab~0.offset|)) [2021-11-25 20:02:29,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:02:31,578 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ 408 |~#cas_prog_workaroundtab~0.offset|) (+ |~#cas_prog_workaroundtab~0.offset| 216)) [2021-11-25 20:02:31,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:02:33,590 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ 408 |~#cas_prog_workaroundtab~0.offset|) (+ |~#cas_prog_workaroundtab~0.offset| 120)) [2021-11-25 20:02:33,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:02:35,608 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ 408 |~#cas_prog_workaroundtab~0.offset|) (+ |~#cas_prog_workaroundtab~0.offset| 168)) [2021-11-25 20:02:35,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:02:37,615 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ 408 |~#cas_prog_workaroundtab~0.offset|) (+ |~#cas_prog_workaroundtab~0.offset| 240)) [2021-11-25 20:02:37,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:02:39,642 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ 408 |~#cas_prog_workaroundtab~0.offset|) 0) [2021-11-25 20:02:39,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:02:41,651 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ 408 |~#cas_prog_workaroundtab~0.offset|) (+ |~#cas_prog_workaroundtab~0.offset| 288)) [2021-11-25 20:02:41,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:02:43,675 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ 408 |~#cas_prog_workaroundtab~0.offset|) (+ |~#cas_prog_workaroundtab~0.offset| 456)) [2021-11-25 20:02:43,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:02:45,679 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ 408 |~#cas_prog_workaroundtab~0.offset|) (+ |~#cas_prog_workaroundtab~0.offset| 72)) [2021-11-25 20:02:45,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:02:47,692 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ 408 |~#cas_prog_workaroundtab~0.offset|) (+ |~#cas_prog_workaroundtab~0.offset| 360)) [2021-11-25 20:02:47,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:02:49,712 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ 408 |~#cas_prog_workaroundtab~0.offset|) (+ |~#cas_prog_workaroundtab~0.offset| 336)) [2021-11-25 20:02:49,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:02:51,733 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ 408 |~#cas_prog_workaroundtab~0.offset|) (+ |~#cas_prog_workaroundtab~0.offset| 24)) [2021-11-25 20:02:51,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:02:53,749 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ 408 |~#cas_prog_workaroundtab~0.offset|) (+ |~#cas_prog_workaroundtab~0.offset| 48)) [2021-11-25 20:02:53,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:02:55,779 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ 408 |~#cas_prog_workaroundtab~0.offset|) (+ |~#cas_prog_workaroundtab~0.offset| 264)) [2021-11-25 20:02:55,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:02:57,797 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ 408 |~#cas_prog_workaroundtab~0.offset|) (+ |~#cas_prog_workaroundtab~0.offset| 384)) [2021-11-25 20:02:57,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:02:59,814 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 216) (+ 192 |~#cas_prog_workaroundtab~0.offset|)) [2021-11-25 20:02:59,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:01,840 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ |~#cas_prog_workaroundtab~0.offset| 120) (+ 192 |~#cas_prog_workaroundtab~0.offset|)) [2021-11-25 20:03:01,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:03,853 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ 192 |~#cas_prog_workaroundtab~0.offset|) (+ |~#cas_prog_workaroundtab~0.offset| 168)) [2021-11-25 20:03:03,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:05,889 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ 192 |~#cas_prog_workaroundtab~0.offset|) (+ |~#cas_prog_workaroundtab~0.offset| 240)) [2021-11-25 20:03:05,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 20:03:07,905 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ 192 |~#cas_prog_workaroundtab~0.offset|) 0) [2021-11-25 20:03:07,905 INFO L190 IndexEqualityManager]: detected not equals via solver