./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6e6f79eda5be95b806b33aaa2a353a360ae33a1e35cc1bf6f128d14768d932de --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-26 01:07:28,289 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 01:07:28,292 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 01:07:28,333 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 01:07:28,334 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 01:07:28,337 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 01:07:28,340 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 01:07:28,343 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 01:07:28,346 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 01:07:28,351 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 01:07:28,353 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 01:07:28,356 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 01:07:28,356 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 01:07:28,359 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 01:07:28,361 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 01:07:28,363 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 01:07:28,365 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 01:07:28,366 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 01:07:28,367 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 01:07:28,374 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 01:07:28,376 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 01:07:28,378 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 01:07:28,379 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 01:07:28,380 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 01:07:28,390 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 01:07:28,391 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 01:07:28,391 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 01:07:28,393 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 01:07:28,394 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 01:07:28,396 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 01:07:28,397 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 01:07:28,397 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 01:07:28,399 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 01:07:28,400 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 01:07:28,402 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 01:07:28,402 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 01:07:28,403 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 01:07:28,403 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 01:07:28,404 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 01:07:28,405 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 01:07:28,406 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 01:07:28,407 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-26 01:07:28,447 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 01:07:28,448 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 01:07:28,448 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 01:07:28,449 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 01:07:28,450 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 01:07:28,450 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 01:07:28,450 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 01:07:28,451 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 01:07:28,451 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 01:07:28,451 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-26 01:07:28,452 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 01:07:28,453 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 01:07:28,453 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-26 01:07:28,453 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-26 01:07:28,453 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 01:07:28,454 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-26 01:07:28,454 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-26 01:07:28,454 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-26 01:07:28,455 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 01:07:28,456 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-26 01:07:28,456 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-26 01:07:28,456 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 01:07:28,456 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-26 01:07:28,457 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 01:07:28,457 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 01:07:28,457 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 01:07:28,458 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 01:07:28,458 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-26 01:07:28,458 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-26 01:07:28,458 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 01:07:28,459 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 01:07:28,459 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 01:07:28,460 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 01:07:28,460 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 01:07:28,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 01:07:28,460 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 01:07:28,461 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-26 01:07:28,461 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 01:07:28,461 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 01:07:28,462 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-26 01:07:28,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-26 01:07:28,462 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 01:07:28,462 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 01:07:28,463 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e6f79eda5be95b806b33aaa2a353a360ae33a1e35cc1bf6f128d14768d932de [2022-11-26 01:07:28,724 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 01:07:28,757 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 01:07:28,760 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 01:07:28,761 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 01:07:28,761 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 01:07:28,762 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i [2022-11-26 01:07:31,886 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 01:07:32,293 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 01:07:32,293 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i [2022-11-26 01:07:32,326 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/data/6fbcf4917/898b98928c67421ab794fae4e78ad2f5/FLAGbf638f319 [2022-11-26 01:07:32,342 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/data/6fbcf4917/898b98928c67421ab794fae4e78ad2f5 [2022-11-26 01:07:32,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 01:07:32,348 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 01:07:32,351 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 01:07:32,351 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 01:07:32,355 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 01:07:32,356 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 01:07:32" (1/1) ... [2022-11-26 01:07:32,357 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11e28d3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:07:32, skipping insertion in model container [2022-11-26 01:07:32,357 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 01:07:32" (1/1) ... [2022-11-26 01:07:32,365 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 01:07:32,458 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 01:07:32,680 WARN L237 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_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i[452,465] [2022-11-26 01:07:33,512 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-11-26 01:07:33,514 WARN L623 FunctionHandler]: Unknown extern function register_reboot_notifier [2022-11-26 01:07:33,515 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-11-26 01:07:33,518 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-11-26 01:07:33,519 WARN L623 FunctionHandler]: Unknown extern function unregister_reboot_notifier [2022-11-26 01:07:33,756 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_nondet_sector_t [2022-11-26 01:07:33,988 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 01:07:34,038 INFO L203 MainTranslator]: Completed pre-run [2022-11-26 01:07:34,051 WARN L237 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_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i[452,465] [2022-11-26 01:07:34,151 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-11-26 01:07:34,154 WARN L623 FunctionHandler]: Unknown extern function register_reboot_notifier [2022-11-26 01:07:34,155 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-11-26 01:07:34,156 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-11-26 01:07:34,157 WARN L623 FunctionHandler]: Unknown extern function unregister_reboot_notifier [2022-11-26 01:07:34,201 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_nondet_sector_t [2022-11-26 01:07:34,335 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 01:07:34,493 INFO L208 MainTranslator]: Completed translation [2022-11-26 01:07:34,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:07:34 WrapperNode [2022-11-26 01:07:34,495 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 01:07:34,497 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-26 01:07:34,498 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-26 01:07:34,498 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-26 01:07:34,506 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:07:34" (1/1) ... [2022-11-26 01:07:34,586 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:07:34" (1/1) ... [2022-11-26 01:07:34,643 INFO L138 Inliner]: procedures = 474, calls = 839, calls flagged for inlining = 54, calls inlined = 38, statements flattened = 1038 [2022-11-26 01:07:34,644 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-26 01:07:34,645 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-26 01:07:34,645 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-26 01:07:34,645 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-26 01:07:34,655 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:07:34" (1/1) ... [2022-11-26 01:07:34,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:07:34" (1/1) ... [2022-11-26 01:07:34,678 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:07:34" (1/1) ... [2022-11-26 01:07:34,678 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:07:34" (1/1) ... [2022-11-26 01:07:34,710 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:07:34" (1/1) ... [2022-11-26 01:07:34,717 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:07:34" (1/1) ... [2022-11-26 01:07:34,724 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:07:34" (1/1) ... [2022-11-26 01:07:34,729 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:07:34" (1/1) ... [2022-11-26 01:07:34,738 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-26 01:07:34,739 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-26 01:07:34,739 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-26 01:07:34,739 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-26 01:07:34,740 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:07:34" (1/1) ... [2022-11-26 01:07:34,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 01:07:34,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 01:07:34,775 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-26 01:07:34,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-26 01:07:34,817 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2022-11-26 01:07:34,817 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2022-11-26 01:07:34,817 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-26 01:07:34,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2022-11-26 01:07:34,817 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-26 01:07:34,817 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-26 01:07:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-26 01:07:34,818 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-26 01:07:34,818 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-26 01:07:34,819 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-26 01:07:34,819 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2022-11-26 01:07:34,820 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2022-11-26 01:07:34,820 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2022-11-26 01:07:34,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-26 01:07:34,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-26 01:07:34,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-26 01:07:34,820 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2022-11-26 01:07:34,820 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2022-11-26 01:07:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-26 01:07:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-26 01:07:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-26 01:07:34,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-26 01:07:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2022-11-26 01:07:34,821 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2022-11-26 01:07:34,821 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-11-26 01:07:34,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-11-26 01:07:34,822 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2022-11-26 01:07:34,822 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2022-11-26 01:07:34,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-26 01:07:34,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-26 01:07:34,822 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2022-11-26 01:07:34,822 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2022-11-26 01:07:34,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-26 01:07:34,823 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-26 01:07:34,823 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-26 01:07:34,823 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-11-26 01:07:34,823 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-11-26 01:07:34,824 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-26 01:07:34,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-26 01:07:34,824 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-11-26 01:07:34,824 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-11-26 01:07:34,824 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2022-11-26 01:07:34,825 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2022-11-26 01:07:34,825 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-26 01:07:34,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-26 01:07:34,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-26 01:07:34,825 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2022-11-26 01:07:34,825 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2022-11-26 01:07:34,825 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2022-11-26 01:07:34,825 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2022-11-26 01:07:34,825 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-11-26 01:07:34,826 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-11-26 01:07:34,826 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2022-11-26 01:07:34,826 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2022-11-26 01:07:34,826 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2022-11-26 01:07:34,826 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2022-11-26 01:07:34,826 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2022-11-26 01:07:34,826 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2022-11-26 01:07:34,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-26 01:07:34,827 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2022-11-26 01:07:34,828 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2022-11-26 01:07:34,828 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2022-11-26 01:07:34,828 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2022-11-26 01:07:34,828 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2022-11-26 01:07:34,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2022-11-26 01:07:34,830 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-26 01:07:34,830 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-26 01:07:34,830 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-26 01:07:34,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-26 01:07:34,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-26 01:07:35,272 INFO L235 CfgBuilder]: Building ICFG [2022-11-26 01:07:35,274 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-26 01:07:37,096 INFO L276 CfgBuilder]: Performing block encoding [2022-11-26 01:07:37,397 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-26 01:07:37,397 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-26 01:07:37,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 01:07:37 BoogieIcfgContainer [2022-11-26 01:07:37,400 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-26 01:07:37,402 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-26 01:07:37,403 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-26 01:07:37,406 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-26 01:07:37,406 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 01:07:32" (1/3) ... [2022-11-26 01:07:37,408 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f0e4191 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 01:07:37, skipping insertion in model container [2022-11-26 01:07:37,408 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:07:34" (2/3) ... [2022-11-26 01:07:37,409 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f0e4191 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 01:07:37, skipping insertion in model container [2022-11-26 01:07:37,410 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 01:07:37" (3/3) ... [2022-11-26 01:07:37,411 INFO L112 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_inw.i [2022-11-26 01:07:37,429 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-26 01:07:37,429 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 20 error locations. [2022-11-26 01:07:37,503 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-26 01:07:37,512 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@321ae329, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-26 01:07:37,512 INFO L358 AbstractCegarLoop]: Starting to check reachability of 20 error locations. [2022-11-26 01:07:37,519 INFO L276 IsEmpty]: Start isEmpty. Operand has 305 states, 180 states have (on average 1.4277777777777778) internal successors, (257), 206 states have internal predecessors, (257), 78 states have call successors, (78), 26 states have call predecessors, (78), 26 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2022-11-26 01:07:37,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-26 01:07:37,527 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 01:07:37,530 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-26 01:07:37,532 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-26 01:07:37,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 01:07:37,539 INFO L85 PathProgramCache]: Analyzing trace with hash -1404588310, now seen corresponding path program 1 times [2022-11-26 01:07:37,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 01:07:37,550 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699042796] [2022-11-26 01:07:37,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:07:37,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 01:07:37,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:07:38,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 01:07:38,216 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 01:07:38,216 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1699042796] [2022-11-26 01:07:38,217 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1699042796] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 01:07:38,217 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 01:07:38,218 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 01:07:38,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816748237] [2022-11-26 01:07:38,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 01:07:38,226 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 01:07:38,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 01:07:38,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 01:07:38,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 01:07:38,289 INFO L87 Difference]: Start difference. First operand has 305 states, 180 states have (on average 1.4277777777777778) internal successors, (257), 206 states have internal predecessors, (257), 78 states have call successors, (78), 26 states have call predecessors, (78), 26 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) Second operand has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-26 01:07:39,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 01:07:39,451 INFO L93 Difference]: Finished difference Result 612 states and 828 transitions. [2022-11-26 01:07:39,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 01:07:39,454 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 7 [2022-11-26 01:07:39,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 01:07:39,465 INFO L225 Difference]: With dead ends: 612 [2022-11-26 01:07:39,465 INFO L226 Difference]: Without dead ends: 307 [2022-11-26 01:07:39,470 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 01:07:39,473 INFO L413 NwaCegarLoop]: 356 mSDtfsCounter, 7 mSDsluCounter, 709 mSDsCounter, 0 mSdLazyCounter, 169 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 1065 SdHoareTripleChecker+Invalid, 173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-26 01:07:39,474 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 1065 Invalid, 173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 169 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-26 01:07:39,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 307 states. [2022-11-26 01:07:39,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 307 to 303. [2022-11-26 01:07:39,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 303 states, 181 states have (on average 1.4143646408839778) internal successors, (256), 207 states have internal predecessors, (256), 76 states have call successors, (76), 26 states have call predecessors, (76), 26 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2022-11-26 01:07:39,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 303 states and 407 transitions. [2022-11-26 01:07:39,547 INFO L78 Accepts]: Start accepts. Automaton has 303 states and 407 transitions. Word has length 7 [2022-11-26 01:07:39,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 01:07:39,549 INFO L495 AbstractCegarLoop]: Abstraction has 303 states and 407 transitions. [2022-11-26 01:07:39,549 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-26 01:07:39,549 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 407 transitions. [2022-11-26 01:07:39,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-26 01:07:39,550 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 01:07:39,550 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 01:07:39,550 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-26 01:07:39,551 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-26 01:07:39,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 01:07:39,551 INFO L85 PathProgramCache]: Analyzing trace with hash 1776314410, now seen corresponding path program 1 times [2022-11-26 01:07:39,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 01:07:39,552 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594320251] [2022-11-26 01:07:39,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:07:39,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 01:07:39,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:07:39,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 01:07:39,898 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 01:07:39,899 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594320251] [2022-11-26 01:07:39,899 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1594320251] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-26 01:07:39,899 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [159649535] [2022-11-26 01:07:39,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:07:39,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 01:07:39,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 01:07:39,918 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 01:07:39,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-26 01:07:40,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:07:40,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 764 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-26 01:07:40,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:07:40,465 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 01:07:40,465 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 01:07:40,466 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [159649535] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 01:07:40,466 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-26 01:07:40,466 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2022-11-26 01:07:40,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099285351] [2022-11-26 01:07:40,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 01:07:40,468 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-26 01:07:40,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 01:07:40,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-26 01:07:40,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-26 01:07:40,469 INFO L87 Difference]: Start difference. First operand 303 states and 407 transitions. Second operand has 6 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-26 01:07:42,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 01:07:42,396 INFO L93 Difference]: Finished difference Result 307 states and 411 transitions. [2022-11-26 01:07:42,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-26 01:07:42,397 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 10 [2022-11-26 01:07:42,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 01:07:42,400 INFO L225 Difference]: With dead ends: 307 [2022-11-26 01:07:42,400 INFO L226 Difference]: Without dead ends: 306 [2022-11-26 01:07:42,401 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-11-26 01:07:42,402 INFO L413 NwaCegarLoop]: 348 mSDtfsCounter, 127 mSDsluCounter, 1124 mSDsCounter, 0 mSdLazyCounter, 239 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 1472 SdHoareTripleChecker+Invalid, 241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 239 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-11-26 01:07:42,403 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [156 Valid, 1472 Invalid, 241 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 239 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-11-26 01:07:42,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2022-11-26 01:07:42,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 302. [2022-11-26 01:07:42,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 302 states, 181 states have (on average 1.408839779005525) internal successors, (255), 206 states have internal predecessors, (255), 76 states have call successors, (76), 26 states have call predecessors, (76), 26 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2022-11-26 01:07:42,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 302 states and 406 transitions. [2022-11-26 01:07:42,430 INFO L78 Accepts]: Start accepts. Automaton has 302 states and 406 transitions. Word has length 10 [2022-11-26 01:07:42,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 01:07:42,431 INFO L495 AbstractCegarLoop]: Abstraction has 302 states and 406 transitions. [2022-11-26 01:07:42,431 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-26 01:07:42,431 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 406 transitions. [2022-11-26 01:07:42,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-26 01:07:42,432 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 01:07:42,432 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 01:07:42,451 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-26 01:07:42,645 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 01:07:42,645 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-26 01:07:42,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 01:07:42,646 INFO L85 PathProgramCache]: Analyzing trace with hash -768827867, now seen corresponding path program 1 times [2022-11-26 01:07:42,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 01:07:42,646 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580107544] [2022-11-26 01:07:42,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:07:42,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 01:07:42,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:07:42,840 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-26 01:07:42,840 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 01:07:42,841 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580107544] [2022-11-26 01:07:42,842 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1580107544] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 01:07:42,843 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 01:07:42,843 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-26 01:07:42,843 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486340144] [2022-11-26 01:07:42,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 01:07:42,844 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 01:07:42,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 01:07:42,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 01:07:42,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 01:07:42,845 INFO L87 Difference]: Start difference. First operand 302 states and 406 transitions. Second operand has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-26 01:07:43,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 01:07:43,686 INFO L93 Difference]: Finished difference Result 302 states and 406 transitions. [2022-11-26 01:07:43,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 01:07:43,686 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2022-11-26 01:07:43,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 01:07:43,689 INFO L225 Difference]: With dead ends: 302 [2022-11-26 01:07:43,689 INFO L226 Difference]: Without dead ends: 301 [2022-11-26 01:07:43,689 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 01:07:43,690 INFO L413 NwaCegarLoop]: 348 mSDtfsCounter, 0 mSDsluCounter, 348 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 696 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-26 01:07:43,691 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 696 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-26 01:07:43,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 301 states. [2022-11-26 01:07:43,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 301 to 299. [2022-11-26 01:07:43,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 299 states, 179 states have (on average 1.4078212290502794) internal successors, (252), 203 states have internal predecessors, (252), 76 states have call successors, (76), 26 states have call predecessors, (76), 26 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2022-11-26 01:07:43,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 403 transitions. [2022-11-26 01:07:43,712 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 403 transitions. Word has length 11 [2022-11-26 01:07:43,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 01:07:43,713 INFO L495 AbstractCegarLoop]: Abstraction has 299 states and 403 transitions. [2022-11-26 01:07:43,713 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-26 01:07:43,713 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 403 transitions. [2022-11-26 01:07:43,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-26 01:07:43,714 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 01:07:43,714 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 01:07:43,714 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-26 01:07:43,715 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-26 01:07:43,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 01:07:43,715 INFO L85 PathProgramCache]: Analyzing trace with hash -768789163, now seen corresponding path program 1 times [2022-11-26 01:07:43,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 01:07:43,715 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979377798] [2022-11-26 01:07:43,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:07:43,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 01:07:43,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:07:43,971 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 01:07:43,972 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 01:07:43,973 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979377798] [2022-11-26 01:07:43,973 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [979377798] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-26 01:07:43,973 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [988104821] [2022-11-26 01:07:43,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:07:43,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 01:07:43,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 01:07:43,975 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 01:07:43,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-26 01:07:44,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:07:44,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 775 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-26 01:07:44,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:07:44,405 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 01:07:44,405 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:07:44,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 01:07:44,442 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [988104821] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:07:44,442 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1972450620] [2022-11-26 01:07:44,461 INFO L159 IcfgInterpreter]: Started Sifa with 11 locations of interest [2022-11-26 01:07:44,462 INFO L166 IcfgInterpreter]: Building call graph [2022-11-26 01:07:44,465 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-26 01:07:44,471 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-26 01:07:44,472 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-26 01:07:45,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,165 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 554 treesize of output 456 [2022-11-26 01:07:45,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,244 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 106 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 168 [2022-11-26 01:07:45,370 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 12 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2022-11-26 01:07:45,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:45,909 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 253 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 373 treesize of output 379 [2022-11-26 01:07:46,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:46,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:46,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:46,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:46,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:46,039 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 15 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 53 [2022-11-26 01:07:46,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:46,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:46,269 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 554 treesize of output 456 [2022-11-26 01:07:46,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:46,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:46,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:46,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:46,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:46,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:46,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:46,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:46,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:46,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:46,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:46,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:46,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:46,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:46,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:46,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:46,358 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 106 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 168 [2022-11-26 01:07:47,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:47,304 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2022-11-26 01:07:47,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:47,313 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2022-11-26 01:07:47,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:47,320 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2022-11-26 01:07:47,859 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 22 select indices, 22 select index equivalence classes, 231 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 0 case distinctions, treesize of input 351 treesize of output 257 [2022-11-26 01:07:47,903 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:07:47,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:47,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:47,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:47,947 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 13 [2022-11-26 01:07:47,986 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 01:07:48,015 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 01:07:48,045 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-26 01:07:48,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:48,089 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:07:48,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:48,134 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:07:48,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:48,170 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:07:48,204 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:07:48,331 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 15 select indices, 15 select index equivalence classes, 105 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 120 [2022-11-26 01:07:48,364 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 01:07:48,391 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:07:48,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:48,425 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:07:48,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:48,467 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:07:48,506 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-26 01:07:48,535 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:07:48,585 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 15 select indices, 15 select index equivalence classes, 105 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 120 [2022-11-26 01:07:48,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:48,619 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:07:48,653 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:07:48,683 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-26 01:07:48,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:48,717 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:07:48,755 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 01:07:48,784 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:07:49,977 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 22 select indices, 22 select index equivalence classes, 231 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 0 case distinctions, treesize of input 351 treesize of output 257 [2022-11-26 01:07:50,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:50,015 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:07:50,043 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:07:50,073 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 01:07:50,100 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-26 01:07:50,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:50,158 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:07:50,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:50,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:50,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:50,199 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 13 [2022-11-26 01:07:50,232 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 01:07:50,263 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:07:50,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:50,293 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:07:50,394 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 15 select indices, 15 select index equivalence classes, 105 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 120 [2022-11-26 01:07:50,426 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:07:50,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:50,456 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:07:50,488 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-26 01:07:50,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:50,522 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:07:50,563 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:07:50,591 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 01:07:50,687 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 15 select indices, 15 select index equivalence classes, 105 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 120 [2022-11-26 01:07:50,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:50,721 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:07:50,752 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:07:50,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:50,785 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:07:50,817 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-26 01:07:50,847 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 01:07:50,877 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:07:51,626 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-26 01:07:51,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:51,668 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2022-11-26 01:07:51,750 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-26 01:07:52,409 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 27 [2022-11-26 01:07:52,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:52,454 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2022-11-26 01:07:52,506 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 27 [2022-11-26 01:07:56,859 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 2057 treesize of output 2050 [2022-11-26 01:07:57,042 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 2057 treesize of output 2050 [2022-11-26 01:07:57,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:07:57,230 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 2065 treesize of output 2038 [2022-11-26 01:07:58,461 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-26 01:07:58,482 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2022-11-26 01:07:58,497 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-26 01:07:59,065 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 11 [2022-11-26 01:07:59,087 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 11 [2022-11-26 01:07:59,123 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 24 [2022-11-26 01:07:59,791 INFO L197 IcfgInterpreter]: Interpreting procedure spin_lock_init with input of size 770 for LOIs [2022-11-26 01:08:00,492 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-26 01:08:08,655 WARN L233 SmtUtils]: Spent 8.01s on a formula simplification. DAG size of input: 760 DAG size of output: 664 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-26 01:08:17,227 WARN L233 SmtUtils]: Spent 8.39s on a formula simplification. DAG size of input: 770 DAG size of output: 674 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-26 01:08:28,975 WARN L233 SmtUtils]: Spent 11.48s on a formula simplification. DAG size of input: 795 DAG size of output: 699 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-26 01:08:39,294 WARN L233 SmtUtils]: Spent 6.91s on a formula simplification. DAG size of input: 649 DAG size of output: 491 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-26 01:08:40,254 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1972450620] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 01:08:40,254 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-26 01:08:40,254 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [5, 5, 5] total 18 [2022-11-26 01:08:40,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1299040943] [2022-11-26 01:08:40,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 01:08:40,255 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-26 01:08:40,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 01:08:40,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-26 01:08:40,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-11-26 01:08:40,256 INFO L87 Difference]: Start difference. First operand 299 states and 403 transitions. Second operand has 10 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-26 01:08:49,072 WARN L233 SmtUtils]: Spent 5.96s on a formula simplification. DAG size of input: 552 DAG size of output: 466 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-26 01:08:55,280 WARN L233 SmtUtils]: Spent 5.99s on a formula simplification. DAG size of input: 554 DAG size of output: 468 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-26 01:09:02,723 WARN L233 SmtUtils]: Spent 7.24s on a formula simplification. DAG size of input: 551 DAG size of output: 471 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-26 01:09:10,218 WARN L233 SmtUtils]: Spent 7.34s on a formula simplification. DAG size of input: 553 DAG size of output: 473 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-26 01:09:16,554 WARN L233 SmtUtils]: Spent 6.10s on a formula simplification. DAG size of input: 568 DAG size of output: 482 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-26 01:09:27,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 01:09:27,529 INFO L93 Difference]: Finished difference Result 561 states and 755 transitions. [2022-11-26 01:09:27,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-26 01:09:27,530 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2022-11-26 01:09:27,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 01:09:27,534 INFO L225 Difference]: With dead ends: 561 [2022-11-26 01:09:27,534 INFO L226 Difference]: Without dead ends: 339 [2022-11-26 01:09:27,535 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 19 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 73.0s TimeCoverageRelationStatistics Valid=107, Invalid=399, Unknown=0, NotChecked=0, Total=506 [2022-11-26 01:09:27,536 INFO L413 NwaCegarLoop]: 340 mSDtfsCounter, 75 mSDsluCounter, 1578 mSDsCounter, 0 mSdLazyCounter, 910 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 1918 SdHoareTripleChecker+Invalid, 946 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 910 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.9s IncrementalHoareTripleChecker+Time [2022-11-26 01:09:27,536 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 1918 Invalid, 946 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 910 Invalid, 0 Unknown, 0 Unchecked, 13.9s Time] [2022-11-26 01:09:27,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2022-11-26 01:09:27,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 332. [2022-11-26 01:09:27,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 332 states, 205 states have (on average 1.3853658536585365) internal successors, (284), 227 states have internal predecessors, (284), 79 states have call successors, (79), 32 states have call predecessors, (79), 32 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2022-11-26 01:09:27,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 332 states and 441 transitions. [2022-11-26 01:09:27,621 INFO L78 Accepts]: Start accepts. Automaton has 332 states and 441 transitions. Word has length 11 [2022-11-26 01:09:27,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 01:09:27,622 INFO L495 AbstractCegarLoop]: Abstraction has 332 states and 441 transitions. [2022-11-26 01:09:27,622 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-26 01:09:27,622 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 441 transitions. [2022-11-26 01:09:27,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-26 01:09:27,623 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 01:09:27,623 INFO L195 NwaCegarLoop]: trace histogram [3, 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] [2022-11-26 01:09:27,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-11-26 01:09:27,830 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 01:09:27,831 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-26 01:09:27,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 01:09:27,831 INFO L85 PathProgramCache]: Analyzing trace with hash -1578982758, now seen corresponding path program 1 times [2022-11-26 01:09:27,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 01:09:27,832 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602172452] [2022-11-26 01:09:27,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:09:27,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 01:09:27,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:09:28,136 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-26 01:09:28,136 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 01:09:28,136 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602172452] [2022-11-26 01:09:28,136 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602172452] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-26 01:09:28,137 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [206120816] [2022-11-26 01:09:28,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:09:28,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 01:09:28,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 01:09:28,141 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 01:09:28,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-26 01:09:28,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:09:28,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 989 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-26 01:09:28,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:09:28,582 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-26 01:09:28,582 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:09:28,643 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-26 01:09:28,643 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [206120816] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:09:28,644 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [369093309] [2022-11-26 01:09:28,646 INFO L159 IcfgInterpreter]: Started Sifa with 34 locations of interest [2022-11-26 01:09:28,646 INFO L166 IcfgInterpreter]: Building call graph [2022-11-26 01:09:28,647 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-26 01:09:28,647 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-26 01:09:28,647 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-26 01:09:29,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,087 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 554 treesize of output 456 [2022-11-26 01:09:29,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,154 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 106 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 168 [2022-11-26 01:09:29,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,588 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 253 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 373 treesize of output 379 [2022-11-26 01:09:29,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,656 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 15 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 53 [2022-11-26 01:09:29,782 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 12 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2022-11-26 01:09:29,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,901 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 554 treesize of output 456 [2022-11-26 01:09:29,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:29,980 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 106 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 168 [2022-11-26 01:09:30,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:30,835 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2022-11-26 01:09:30,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:30,844 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2022-11-26 01:09:30,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:30,852 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2022-11-26 01:09:31,321 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 15 select indices, 15 select index equivalence classes, 105 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 120 [2022-11-26 01:09:31,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:31,353 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:09:31,380 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 01:09:31,406 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:09:31,433 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-26 01:09:31,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:31,466 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:09:31,494 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:09:31,557 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 22 select indices, 22 select index equivalence classes, 231 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 0 case distinctions, treesize of input 351 treesize of output 257 [2022-11-26 01:09:31,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:31,595 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:09:31,624 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:09:31,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:31,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:31,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:31,667 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 13 [2022-11-26 01:09:31,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:31,704 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:09:31,733 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 01:09:31,775 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:09:31,805 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-26 01:09:31,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:31,838 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:09:31,867 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 01:09:31,927 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 15 select indices, 15 select index equivalence classes, 105 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 120 [2022-11-26 01:09:31,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:31,960 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:09:31,991 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:09:32,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:32,023 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:09:32,056 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 01:09:32,088 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-26 01:09:32,121 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:09:33,144 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 15 select indices, 15 select index equivalence classes, 105 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 120 [2022-11-26 01:09:33,174 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:09:33,200 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 01:09:33,227 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:09:33,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:33,257 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:09:33,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:33,289 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:09:33,321 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-26 01:09:33,404 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 22 select indices, 22 select index equivalence classes, 231 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 0 case distinctions, treesize of input 351 treesize of output 257 [2022-11-26 01:09:33,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:33,443 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:09:33,473 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-26 01:09:33,508 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 01:09:33,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:33,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:33,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:33,542 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 13 [2022-11-26 01:09:33,573 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 01:09:33,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:33,608 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:09:33,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:33,641 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:09:33,674 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:09:33,703 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:09:33,836 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 15 select indices, 15 select index equivalence classes, 105 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 120 [2022-11-26 01:09:33,873 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-26 01:09:33,904 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:09:33,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:33,938 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:09:33,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:33,972 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:09:34,003 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 01:09:34,036 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:09:34,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:34,746 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2022-11-26 01:09:34,848 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-26 01:09:34,885 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-26 01:09:36,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:09:36,179 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 2007 treesize of output 1980 [2022-11-26 01:09:36,347 INFO L321 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-26 01:09:36,348 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 1999 treesize of output 2004 [2022-11-26 01:09:36,502 INFO L321 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-26 01:09:36,504 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 1995 treesize of output 2000 [2022-11-26 01:09:43,018 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-26 01:09:43,033 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-26 01:09:43,052 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2022-11-26 01:09:43,121 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2022-11-26 01:09:43,134 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-26 01:09:43,152 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-26 01:09:43,242 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 11 [2022-11-26 01:09:43,266 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 24 [2022-11-26 01:09:43,286 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 11 [2022-11-26 01:09:44,628 INFO L197 IcfgInterpreter]: Interpreting procedure printk with input of size 165 for LOIs [2022-11-26 01:09:44,647 INFO L197 IcfgInterpreter]: Interpreting procedure spin_lock_init with input of size 770 for LOIs [2022-11-26 01:09:45,343 INFO L197 IcfgInterpreter]: Interpreting procedure zf_readw with input of size 163 for LOIs [2022-11-26 01:09:45,599 INFO L197 IcfgInterpreter]: Interpreting procedure outb with input of size 166 for LOIs [2022-11-26 01:09:45,616 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-26 01:09:53,678 WARN L233 SmtUtils]: Spent 7.91s on a formula simplification. DAG size of input: 760 DAG size of output: 664 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-26 01:10:02,325 WARN L233 SmtUtils]: Spent 8.47s on a formula simplification. DAG size of input: 770 DAG size of output: 674 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-26 01:10:13,870 WARN L233 SmtUtils]: Spent 11.33s on a formula simplification. DAG size of input: 795 DAG size of output: 699 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-26 01:10:26,873 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [369093309] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 01:10:26,873 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-26 01:10:26,873 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [5, 5, 5] total 27 [2022-11-26 01:10:26,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530232048] [2022-11-26 01:10:26,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 01:10:26,874 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-11-26 01:10:26,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 01:10:26,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-11-26 01:10:26,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=607, Unknown=0, NotChecked=0, Total=702 [2022-11-26 01:10:26,876 INFO L87 Difference]: Start difference. First operand 332 states and 441 transitions. Second operand has 19 states, 14 states have (on average 1.7142857142857142) internal successors, (24), 12 states have internal predecessors, (24), 4 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) [2022-11-26 01:10:37,737 WARN L233 SmtUtils]: Spent 6.18s on a formula simplification. DAG size of input: 567 DAG size of output: 482 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-26 01:10:44,416 WARN L233 SmtUtils]: Spent 6.42s on a formula simplification. DAG size of input: 578 DAG size of output: 492 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-26 01:11:34,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 01:11:34,251 INFO L93 Difference]: Finished difference Result 667 states and 891 transitions. [2022-11-26 01:11:34,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-26 01:11:34,252 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 14 states have (on average 1.7142857142857142) internal successors, (24), 12 states have internal predecessors, (24), 4 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) Word has length 41 [2022-11-26 01:11:34,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 01:11:34,254 INFO L225 Difference]: With dead ends: 667 [2022-11-26 01:11:34,255 INFO L226 Difference]: Without dead ends: 359 [2022-11-26 01:11:34,256 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 98 SyntacticMatches, 3 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 470 ImplicationChecksByTransitivity, 90.7s TimeCoverageRelationStatistics Valid=203, Invalid=1437, Unknown=0, NotChecked=0, Total=1640 [2022-11-26 01:11:34,257 INFO L413 NwaCegarLoop]: 338 mSDtfsCounter, 113 mSDsluCounter, 3231 mSDsCounter, 0 mSdLazyCounter, 1885 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 3569 SdHoareTripleChecker+Invalid, 1932 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 1885 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.7s IncrementalHoareTripleChecker+Time [2022-11-26 01:11:34,257 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 3569 Invalid, 1932 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [47 Valid, 1885 Invalid, 0 Unknown, 0 Unchecked, 17.7s Time] [2022-11-26 01:11:34,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2022-11-26 01:11:34,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 349. [2022-11-26 01:11:34,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 349 states, 219 states have (on average 1.3881278538812785) internal successors, (304), 241 states have internal predecessors, (304), 81 states have call successors, (81), 33 states have call predecessors, (81), 33 states have return successors, (80), 80 states have call predecessors, (80), 80 states have call successors, (80) [2022-11-26 01:11:34,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 465 transitions. [2022-11-26 01:11:34,366 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 465 transitions. Word has length 41 [2022-11-26 01:11:34,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 01:11:34,366 INFO L495 AbstractCegarLoop]: Abstraction has 349 states and 465 transitions. [2022-11-26 01:11:34,366 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 14 states have (on average 1.7142857142857142) internal successors, (24), 12 states have internal predecessors, (24), 4 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) [2022-11-26 01:11:34,366 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 465 transitions. [2022-11-26 01:11:34,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-26 01:11:34,368 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 01:11:34,369 INFO L195 NwaCegarLoop]: trace histogram [3, 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] [2022-11-26 01:11:34,375 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-26 01:11:34,571 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 01:11:34,572 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-26 01:11:34,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 01:11:34,572 INFO L85 PathProgramCache]: Analyzing trace with hash -1985631042, now seen corresponding path program 1 times [2022-11-26 01:11:34,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 01:11:34,572 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539930404] [2022-11-26 01:11:34,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:11:34,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 01:11:34,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:11:34,794 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-26 01:11:34,794 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 01:11:34,794 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539930404] [2022-11-26 01:11:34,795 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1539930404] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-26 01:11:34,795 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1377112041] [2022-11-26 01:11:34,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:11:34,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 01:11:34,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 01:11:34,797 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 01:11:34,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-26 01:11:35,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:11:35,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 992 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-26 01:11:35,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:11:35,291 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-26 01:11:35,291 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:11:35,351 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-26 01:11:35,351 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1377112041] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:11:35,351 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [57122411] [2022-11-26 01:11:35,356 INFO L159 IcfgInterpreter]: Started Sifa with 36 locations of interest [2022-11-26 01:11:35,357 INFO L166 IcfgInterpreter]: Building call graph [2022-11-26 01:11:35,357 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-26 01:11:35,357 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-26 01:11:35,357 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-26 01:11:35,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:35,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:35,748 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 554 treesize of output 456 [2022-11-26 01:11:35,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:35,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:35,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:35,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:35,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:35,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:35,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:35,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:35,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:35,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:35,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:35,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:35,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:35,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:35,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:35,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:35,807 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 106 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 168 [2022-11-26 01:11:36,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,186 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 253 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 373 treesize of output 379 [2022-11-26 01:11:36,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,277 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 15 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 53 [2022-11-26 01:11:36,394 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 12 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2022-11-26 01:11:36,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,510 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 554 treesize of output 456 [2022-11-26 01:11:36,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:36,581 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 106 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 168 [2022-11-26 01:11:37,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:37,324 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2022-11-26 01:11:37,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:37,330 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2022-11-26 01:11:37,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:37,334 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2022-11-26 01:11:37,632 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 15 select indices, 15 select index equivalence classes, 105 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 120 [2022-11-26 01:11:37,663 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-26 01:11:37,691 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 01:11:37,717 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:11:37,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:37,748 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:11:37,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:37,780 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:11:37,809 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:11:37,898 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 22 select indices, 22 select index equivalence classes, 231 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 0 case distinctions, treesize of input 351 treesize of output 257 [2022-11-26 01:11:37,935 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 01:11:37,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:37,967 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:11:37,996 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 01:11:38,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:38,025 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:11:38,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:38,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:38,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:38,063 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 13 [2022-11-26 01:11:38,102 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-26 01:11:38,157 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:11:38,187 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:11:38,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:38,216 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:11:38,282 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 15 select indices, 15 select index equivalence classes, 105 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 120 [2022-11-26 01:11:38,313 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-26 01:11:38,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:38,344 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:11:38,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:38,374 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:11:38,401 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:11:38,430 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:11:38,459 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 01:11:39,384 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 22 select indices, 22 select index equivalence classes, 231 disjoint index pairs (out of 231 index pairs), introduced 22 new quantified variables, introduced 0 case distinctions, treesize of input 351 treesize of output 257 [2022-11-26 01:11:39,418 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 01:11:39,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:39,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:39,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:39,454 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 13 [2022-11-26 01:11:39,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:39,488 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:11:39,528 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:11:39,555 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 01:11:39,586 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-26 01:11:39,615 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:11:39,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:39,648 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:11:39,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:39,680 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:11:39,761 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 15 select indices, 15 select index equivalence classes, 105 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 120 [2022-11-26 01:11:39,792 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:11:39,822 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-26 01:11:39,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:39,856 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:11:39,889 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:11:39,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:39,922 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:11:39,956 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 01:11:40,037 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 15 select indices, 15 select index equivalence classes, 105 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 156 treesize of output 120 [2022-11-26 01:11:40,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:40,075 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:11:40,106 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:11:40,138 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-26 01:11:40,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:40,172 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 7 [2022-11-26 01:11:40,207 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-26 01:11:40,241 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-26 01:11:40,828 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-26 01:11:40,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:40,938 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 23 [2022-11-26 01:11:40,997 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-26 01:11:42,357 INFO L321 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-26 01:11:42,358 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 1999 treesize of output 2004 [2022-11-26 01:11:42,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-26 01:11:42,481 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 2003 treesize of output 1976 [2022-11-26 01:11:42,620 INFO L321 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-26 01:11:42,621 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 1995 treesize of output 2000 [2022-11-26 01:11:48,080 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2022-11-26 01:11:48,093 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-26 01:11:48,107 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-26 01:11:48,187 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-26 01:11:48,204 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 1 [2022-11-26 01:11:48,221 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-26 01:11:48,284 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 24 [2022-11-26 01:11:48,300 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 11 [2022-11-26 01:11:48,325 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 11 [2022-11-26 01:11:49,521 INFO L197 IcfgInterpreter]: Interpreting procedure printk with input of size 165 for LOIs [2022-11-26 01:11:49,532 INFO L197 IcfgInterpreter]: Interpreting procedure spin_lock_init with input of size 770 for LOIs [2022-11-26 01:11:50,141 INFO L197 IcfgInterpreter]: Interpreting procedure zf_readw with input of size 163 for LOIs [2022-11-26 01:11:50,508 INFO L197 IcfgInterpreter]: Interpreting procedure outb with input of size 166 for LOIs [2022-11-26 01:11:50,525 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-26 01:11:58,661 WARN L233 SmtUtils]: Spent 7.95s on a formula simplification. DAG size of input: 760 DAG size of output: 664 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-26 01:12:07,366 WARN L233 SmtUtils]: Spent 8.53s on a formula simplification. DAG size of input: 770 DAG size of output: 674 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-26 01:12:19,207 WARN L233 SmtUtils]: Spent 11.61s on a formula simplification. DAG size of input: 795 DAG size of output: 699 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-26 01:12:30,463 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [57122411] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 01:12:30,463 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-26 01:12:30,464 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [5, 5, 5] total 28 [2022-11-26 01:12:30,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927412957] [2022-11-26 01:12:30,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 01:12:30,465 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-11-26 01:12:30,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 01:12:30,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-11-26 01:12:30,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=657, Unknown=0, NotChecked=0, Total=756 [2022-11-26 01:12:30,466 INFO L87 Difference]: Start difference. First operand 349 states and 465 transitions. Second operand has 20 states, 15 states have (on average 1.7333333333333334) internal successors, (26), 13 states have internal predecessors, (26), 4 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) [2022-11-26 01:13:21,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 01:13:21,800 INFO L93 Difference]: Finished difference Result 351 states and 467 transitions. [2022-11-26 01:13:21,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-26 01:13:21,800 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 15 states have (on average 1.7333333333333334) internal successors, (26), 13 states have internal predecessors, (26), 4 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) Word has length 43 [2022-11-26 01:13:21,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 01:13:21,800 INFO L225 Difference]: With dead ends: 351 [2022-11-26 01:13:21,800 INFO L226 Difference]: Without dead ends: 0 [2022-11-26 01:13:21,802 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 100 SyntacticMatches, 6 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 555 ImplicationChecksByTransitivity, 86.2s TimeCoverageRelationStatistics Valid=215, Invalid=1591, Unknown=0, NotChecked=0, Total=1806 [2022-11-26 01:13:21,803 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 18 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 251 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 251 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-11-26 01:13:21,803 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 12 Invalid, 264 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 251 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2022-11-26 01:13:21,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-26 01:13:21,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-26 01:13:21,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-26 01:13:21,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-26 01:13:21,805 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 43 [2022-11-26 01:13:21,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 01:13:21,805 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-26 01:13:21,805 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 15 states have (on average 1.7333333333333334) internal successors, (26), 13 states have internal predecessors, (26), 4 states have call successors, (7), 4 states have call predecessors, (7), 4 states have return successors, (7), 4 states have call predecessors, (7), 4 states have call successors, (7) [2022-11-26 01:13:21,805 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-26 01:13:21,805 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-26 01:13:21,808 INFO L805 garLoopResultBuilder]: Registering result SAFE for location zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 20 remaining) [2022-11-26 01:13:21,809 INFO L805 garLoopResultBuilder]: Registering result SAFE for location zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 20 remaining) [2022-11-26 01:13:21,809 INFO L805 garLoopResultBuilder]: Registering result SAFE for location zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 20 remaining) [2022-11-26 01:13:21,809 INFO L805 garLoopResultBuilder]: Registering result SAFE for location zf_readwErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 20 remaining) [2022-11-26 01:13:21,809 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ##fun~$Pointer$~X~$Pointer$~TO~intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 20 remaining) [2022-11-26 01:13:21,809 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ##fun~$Pointer$~X~$Pointer$~TO~intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 20 remaining) [2022-11-26 01:13:21,810 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ##fun~$Pointer$~X~$Pointer$~TO~intErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 20 remaining) [2022-11-26 01:13:21,810 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ##fun~$Pointer$~X~$Pointer$~TO~intErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 20 remaining) [2022-11-26 01:13:21,810 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ##fun~$Pointer$~X~$Pointer$~TO~intErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 20 remaining) [2022-11-26 01:13:21,810 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ##fun~$Pointer$~X~$Pointer$~TO~intErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 20 remaining) [2022-11-26 01:13:21,810 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 20 remaining) [2022-11-26 01:13:21,811 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 20 remaining) [2022-11-26 01:13:21,811 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 20 remaining) [2022-11-26 01:13:21,811 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 20 remaining) [2022-11-26 01:13:21,811 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 20 remaining) [2022-11-26 01:13:21,811 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 20 remaining) [2022-11-26 01:13:21,811 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 20 remaining) [2022-11-26 01:13:21,811 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 20 remaining) [2022-11-26 01:13:21,811 INFO L805 garLoopResultBuilder]: Registering result SAFE for location cdev_addErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 20 remaining) [2022-11-26 01:13:21,812 INFO L805 garLoopResultBuilder]: Registering result SAFE for location cdev_addErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 20 remaining) [2022-11-26 01:13:21,818 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-26 01:13:22,012 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-11-26 01:13:22,014 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-26 01:13:28,104 WARN L233 SmtUtils]: Spent 5.38s on a formula simplification. DAG size of input: 621 DAG size of output: 619 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-11-26 01:13:37,870 WARN L233 SmtUtils]: Spent 5.28s on a formula simplification. DAG size of input: 612 DAG size of output: 611 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-11-26 01:13:46,430 WARN L233 SmtUtils]: Spent 8.55s on a formula simplification. DAG size of input: 537 DAG size of output: 456 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-11-26 01:14:15,979 WARN L233 SmtUtils]: Spent 13.83s on a formula simplification. DAG size of input: 931 DAG size of output: 930 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-11-26 01:14:17,509 INFO L899 garLoopResultBuilder]: For program point spin_lock_initEXIT(lines 4153 4157) no Hoare annotation was computed. [2022-11-26 01:14:17,512 INFO L895 garLoopResultBuilder]: At program point spin_lock_initENTRY(lines 4153 4157) the Hoare annotation is: (let ((.cse6 ((as const (Array Int Int)) 0))) (let ((.cse3 (select |old(#memory_$Pointer$.base)| |~#zf_miscdev~0.base|)) (.cse14 (store .cse6 |~#zf_fops~0.offset| 0)) (.cse15 (+ |~#zf_fops~0.offset| 4)) (.cse16 (+ |~#zf_fops~0.offset| 12)) (.cse17 (+ |~#zf_fops~0.offset| 24)) (.cse18 (+ 40 |~#zf_fops~0.offset|)) (.cse19 (+ |~#zf_fops~0.offset| 48)) (.cse0 (select |old(#memory_int)| |~#zf_port_lock~0.base|)) (.cse22 (select |old(#memory_$Pointer$.offset)| |~#fixed_cdev~0.base|)) (.cse12 (+ |~#zf_miscdev~0.offset| 4)) (.cse25 (select |old(#memory_int)| |~#zf_lock~0.base|)) (.cse8 (select |old(#memory_int)| 6)) (.cse26 (select |old(#memory_$Pointer$.offset)| |~#zf_miscdev~0.base|)) (.cse4 (+ |~#zf_miscdev~0.offset| 8)) (.cse9 (select |old(#memory_$Pointer$.base)| |~#zf_notifier~0.base|)) (.cse1 (select |old(#memory_$Pointer$.base)| |~#fixed_cdev~0.base|)) (.cse23 (+ 4 |~#fixed_cdev~0.offset|)) (.cse7 (+ 4 |~#zf_timer~0.offset|)) (.cse27 (select |old(#memory_int)| |~#fixed_cdev~0.base|)) (.cse28 (select |old(#memory_int)| 1)) (.cse24 (select |old(#memory_int)| |~#zf_timer~0.base|)) (.cse13 (select |old(#memory_$Pointer$.offset)| |~#zf_notifier~0.base|)) (.cse10 (+ 4 |~#zf_notifier~0.offset|)) (.cse21 (select |old(#memory_int)| |~#kernel_lock~0.base|)) (.cse5 (select |old(#memory_int)| 17)) (.cse20 (select |old(#memory_int)| 16)) (.cse11 (select |old(#memory_int)| 18)) (.cse2 (select |old(#memory_int)| 15))) (or (not (= (select .cse0 (+ |~#zf_port_lock~0.offset| 4)) 0)) (not (= (select .cse1 |~#fixed_cdev~0.offset|) 0)) (not (= (select |#length| 11) 43)) (not (= (select |#length| 6) 4)) (not (= |~#fixed_request_queue~0.offset| 0)) (not (= (select .cse2 5) 0)) (not (= (select |#valid| 23) 1)) (not (= (select |#length| 8) 18)) (not (= |~#zf_fops~0.base| (select .cse3 .cse4))) (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= 69 (select |#length| 13))) (not (= (select |#length| 22) 36)) (not (= (select .cse5 2) 73)) (not (= 40 (select |#length| 43))) (not (= |~#tasklet_registered~0.base| 41)) (not (= .cse6 (select |old(#memory_$Pointer$.offset)| |~#cdev_registered~0.base|))) (not (= 44 (select |#length| 10))) (not (= |~#cdev_registered~0.base| 36)) (not (= (select .cse2 1) 69)) (not (= (select |#length| 27) 40)) (not (= 16 (select |#length| 31))) (not (= ~proc_root_driver~0.base 0)) (not (= (select (select |old(#memory_$Pointer$.base)| |~#zf_timer~0.base|) .cse7) 0)) (not (= ~_ddv_module_exit~0.base |#funAddr~zf_exit.base|)) (not (= (select .cse8 1) 80)) (not (= .cse6 (select |old(#memory_$Pointer$.offset)| |~#registered_irq~0.base|))) (not (= |#NULL.offset| 0)) (not (= (select |#valid| 26) 1)) (not (= .cse6 (select |old(#memory_$Pointer$.offset)| |~#shared_workqueue~0.base|))) (not (= (select |#valid| 40) 1)) (not (= (select .cse2 2) 83)) (not (= (select |#valid| 31) 1)) (not (= (select .cse9 .cse10) 0)) (not (= (select .cse11 3) 0)) (not (= 0 |~#fixed_cdev~0.offset|)) (not (= |~#global_tty_driver~0.offset| 0)) (not (= (select |#length| 28) 4)) (not (= .cse6 (select |old(#memory_$Pointer$.offset)| |~#registered_pci_driver~0.base|))) (not (= 44 (select |#length| 4))) (not (= 14 (select .cse3 .cse12))) (not (= .cse6 (select |old(#memory_int)| |~#registered_pci_driver~0.base|))) (forall ((v_~bitwiseOr_127 Int)) (not (= (select |old(#memory_int)| |~#zf_info~0.base|) (store (store .cse6 |~#zf_info~0.offset| v_~bitwiseOr_127) (+ |~#zf_info~0.offset| 4) 1)))) (not (= (select |#valid| 35) 1)) (not (= |~#registered_pci_driver~0.base| 39)) (not (= .cse6 ~_ddv_module_param_nowayout~0)) (not (= |~#kernel_lock~0.offset| 0)) (not (= |#funAddr~zf_notify_sys.offset| (select .cse13 |~#zf_notifier~0.offset|))) (not (= (select |#length| 32) 100)) (not (= (select |#valid| 37) 1)) (not (= (select |#valid| 12) 1)) (not (= ~_ddv_module_init~0.base |#funAddr~zf_init.base|)) (not (= 77 (select .cse5 1))) (not (= 2 (select |#length| 1))) (not (= .cse6 (select |old(#memory_$Pointer$.base)| |~#cdev_registered~0.base|))) (not (= (select |#valid| 39) 1)) (not (= .cse6 (select |old(#memory_int)| |~#fixed_gendisk~0.base|))) (not (= (store (store (store (store (store .cse14 .cse15 |#funAddr~no_llseek.offset|) .cse16 |#funAddr~zf_write.offset|) .cse17 |#funAddr~zf_ioctl.offset|) .cse18 |#funAddr~zf_open.offset|) .cse19 |#funAddr~zf_close.offset|) (select |old(#memory_$Pointer$.offset)| |~#zf_fops~0.base|))) (not (= 71 (select .cse8 0))) (not (= .cse6 (select |old(#memory_$Pointer$.offset)| |~#fixed_gendisk~0.base|))) (not (= 9 (select |#length| 14))) (not (= .cse6 (select |old(#memory_$Pointer$.offset)| |~#genhd_registered~0.base|))) (not (= ~zf_expect_close~0 0)) (not (= (select .cse20 0) 83)) (not (= 4 (select |#length| 18))) (not (= ~ddv_ioport_request_len~0 0)) (not (= (select |#valid| 43) 1)) (not (= 1460 (select |#length| 38))) (not (= .cse6 (select |old(#memory_$Pointer$.base)| |~#genhd_registered~0.base|))) (not (= (select |#length| 33) 12)) (not (= 77 (select .cse20 1))) (not (= 0 |~#zf_notifier~0.offset|)) (not (= 6 (select |#length| 41))) (not (= (select |#valid| 6) 1)) (not (= (select |#valid| 34) 1)) (not (= (select (select |old(#memory_int)| |~#zf_notifier~0.base|) (+ 8 |~#zf_notifier~0.offset|)) 0)) (not (= 12 (select |#length| 34))) (not (= |~#zf_miscdev~0.base| 33)) (not (= 4 (select |#length| 16))) (not (= 43 |~#shared_workqueue~0.base|)) (not (< 0 |#StackHeapBarrier|)) (not (= (select (select |old(#memory_int)| |~#zf_is_open~0.base|) |~#zf_is_open~0.offset|) 0)) (not (= |~#kernel_lock~0.offset| |spin_lock_init_#in~lock.offset|)) (not (= (select |#length| 37) 1280)) (not (= (select |#valid| 32) 1)) (not (= |~#registered_pci_driver~0.offset| 0)) (not (= 76 (select ~_ddv_module_license~0 2))) (not (= 236 (select |#length| 39))) (not (= (select |#valid| 46) 1)) (not (= (select |#valid| 3) 1)) (not (= |#funAddr~zf_exit.base| ~_ddv_tmp_exit~0.base)) (not (= (select |#valid| 45) 1)) (not (= (select .cse21 |~#kernel_lock~0.offset|) 0)) (not (= ~_ddv_module_author~0 .cse6)) (not (= (select |#valid| 25) 1)) (not (= (select |#valid| 20) 1)) (not (= |~#registered_irq~0.offset| 0)) (not (= (select |#valid| 21) 1)) (not (= (select |#valid| 11) 1)) (not (= (select .cse22 .cse23) 0)) (not (= |~#tasklet_registered~0.offset| 0)) (not (= (select |#valid| 16) 1)) (not (= |~#zf_notifier~0.base| 34)) (not (= 0 (select .cse24 |~#zf_timer~0.offset|))) (not (= (select |#length| 7) 75)) (not (= 64 (select |#length| 36))) (not (= (select .cse20 2) 73)) (not (= ~nowayout~0 0)) (not (= (select |#valid| 28) 1)) (not (= (select |#length| 29) 8)) (not (= (select |#valid| 15) 1)) (not (= 1 (select |#valid| 5))) (not (= .cse6 (select |old(#memory_$Pointer$.base)| |~#registered_pci_driver~0.base|))) (not (= (select .cse11 2) 73)) (not (= (select |#length| 3) 12)) (not (= 35 (select |#length| 24))) (not (= |~#zf_info~0.offset| 0)) (not (= 76 (select .cse8 2))) (not (= (select |#valid| 0) 0)) (not (= (select |#valid| 27) 1)) (not (= |~#zf_timer~0.base| 31)) (not (= 42 |~#timer_registered~0.base|)) (not (= (select |#valid| 44) 1)) (not (= (select |old(#memory_$Pointer$.base)| |~#zf_fops~0.base|) (store (store (store (store (store .cse14 .cse15 |#funAddr~no_llseek.base|) .cse16 |#funAddr~zf_write.base|) .cse17 |#funAddr~zf_ioctl.base|) .cse18 |#funAddr~zf_open.base|) .cse19 |#funAddr~zf_close.base|))) (not (= 31 (select |#length| 5))) (not (= 14 (select |#length| 23))) (not (= (select |#valid| 24) 1)) (not (= ~_ddv_tmp_init~0.offset |#funAddr~zf_init.offset|)) (not (= .cse6 (select |old(#memory_$Pointer$.base)| |~#registered_irq~0.base|))) (not (= 78 (select .cse5 0))) (not (= (select (select |old(#memory_int)| |~#tasklet_registered~0.base|) (+ |~#tasklet_registered~0.offset| 4)) 0)) (not (= ~number_genhd_registered~0 0)) (not (= ~number_cdev_registered~0 0)) (not (= (select |#valid| 19) 1)) (not (= (select |#length| 44) 8)) (not (= 200 (select |#length| 46))) (not (= (select |#valid| 1) 1)) (not (= (select |#valid| 22) 1)) (not (= 18 (select |#length| 2))) (not (= |#funAddr~zf_exit.offset| ~_ddv_module_exit~0.offset)) (not (= (select .cse0 |~#zf_port_lock~0.offset|) 0)) (not (= |~#kernel_lock~0.base| |spin_lock_init_#in~lock.base|)) (not (= ~_ddv_module_init~0.offset |#funAddr~zf_init.offset|)) (not (= ~_ddv_tmp_init~0.base |#funAddr~zf_init.base|)) (not (= .cse6 (select |old(#memory_$Pointer$.offset)| |~#global_tty_driver~0.base|))) (not (= 0 ~fixed_cdev_used~0)) (not (= (select .cse22 |~#fixed_cdev~0.offset|) 0)) (not (= |~#fixed_request_queue~0.base| 45)) (not (= (select .cse24 (+ 14 |~#zf_timer~0.offset|)) 0)) (not (= (select |#length| 19) 40)) (not (= (select |#valid| 8) 1)) (not (= (select (select |old(#memory_$Pointer$.base)| |~#tasklet_registered~0.base|) |~#tasklet_registered~0.offset|) 0)) (not (= (select |#length| 35) 16)) (not (= 0 (select (select |old(#memory_$Pointer$.offset)| |~#tasklet_registered~0.base|) |~#tasklet_registered~0.offset|))) (not (= (select |#length| 15) 6)) (not (= |~#timer_registered~0.offset| 0)) (not (= (select (select |old(#memory_$Pointer$.offset)| |~#timer_registered~0.base|) |~#timer_registered~0.offset|) 0)) (not (= (select |#valid| 4) 1)) (not (= |~#zf_info~0.base| 27)) (not (= .cse6 (select |old(#memory_int)| |~#cdev_registered~0.base|))) (not (= 32 |~#zf_fops~0.base|)) (not (= 460 (select |#length| 45))) (not (= |#NULL.base| 0)) (not (= (select .cse25 |~#zf_lock~0.offset|) 0)) (not (= 28 |~#zf_is_open~0.base|)) (not (= .cse6 ~_ddv_module_param_action~0)) (not (= (select .cse26 .cse12) 0)) (not (= (select .cse25 (+ |~#zf_lock~0.offset| 4)) 0)) (not (= |~#genhd_registered~0.base| 38)) (not (= 8 (select |#length| 30))) (not (= (select |#length| 17) 4)) (not (= |~#registered_irq~0.base| 40)) (not (= .cse6 (select |old(#memory_$Pointer$.base)| |~#global_tty_driver~0.base|))) (not (= (select |#length| 21) 31)) (not (= 30 |~#zf_port_lock~0.base|)) (not (= ~zf_action~0 2048)) (not (= ~jiffies~0 0)) (not (= (select |#valid| 29) 1)) (not (= ~number_tasklet_registered~0 0)) (not (= (select |#valid| 7) 1)) (not (= (select |#valid| 10) 1)) (not (= (select |#valid| 41) 1)) (not (= .cse6 (select |old(#memory_int)| |~#global_tty_driver~0.base|))) (not (= (select (select |old(#memory_$Pointer$.base)| |~#timer_registered~0.base|) |~#timer_registered~0.offset|) 0)) (not (= ~number_fixed_genhd_used~0 0)) (not (= (select .cse8 3) 0)) (not (= |~#genhd_registered~0.offset| 0)) (not (= ~action~0 0)) (not (= .cse6 (select |old(#memory_$Pointer$.base)| |~#fixed_request_queue~0.base|))) (not (= (select .cse27 (+ 12 |~#fixed_cdev~0.offset|)) 0)) (not (= (select |#valid| 14) 1)) (not (= ~ddv_ioport_request_start~0 0)) (not (= (select ~_ddv_module_license~0 1) 80)) (not (= .cse6 ~_ddv_module_description~0)) (not (= 0 |~#cdev_registered~0.offset|)) (not (= (select |#valid| 13) 1)) (not (= (select |#valid| 36) 1)) (not (= |~#fixed_gendisk~0.base| 37)) (not (= (select |#length| 9) 73)) (not (= (select |#valid| 38) 1)) (not (= (select ~_ddv_module_license~0 3) 0)) (not (= (select .cse26 .cse4) |~#zf_fops~0.offset|)) (not (= (select |#valid| 42) 1)) (not (= 22 (select |#length| 26))) (not (= |~#zf_lock~0.base| 29)) (not (= (select .cse9 |~#zf_notifier~0.offset|) |#funAddr~zf_notify_sys.base|)) (not (= |~#zf_is_open~0.offset| 0)) (not (= (select .cse28 0) 48)) (not (= (select |#valid| 33) 1)) (not (= |~#zf_lock~0.offset| 0)) (not (= |~#fixed_cdev~0.base| 35)) (not (= (select |#valid| 2) 1)) (not (= ~number_request_queue_used~0 0)) (not (= (select .cse2 3) 69)) (not (= |~#kernel_lock~0.base| 44)) (not (= ~proc_root_driver~0.offset 0)) (not (= |#funAddr~zf_exit.offset| ~_ddv_tmp_exit~0.offset)) (not (= (select .cse1 .cse23) 0)) (not (= 82 (select .cse2 0))) (not (= |~#zf_fops~0.offset| 0)) (not (= 67 (select .cse11 1))) (not (= .cse6 (select |old(#memory_$Pointer$.base)| |~#shared_workqueue~0.base|))) (not (= (select (select |old(#memory_$Pointer$.offset)| |~#zf_timer~0.base|) .cse7) 0)) (not (= .cse6 (select |old(#memory_$Pointer$.base)| |~#fixed_gendisk~0.base|))) (not (= (select |#length| 12) 39)) (not (= (select |#length| 42) 4)) (not (= (select .cse27 (+ 8 |~#fixed_cdev~0.offset|)) 0)) (not (= (select |#valid| 30) 1)) (not (= ~number_timer_registered~0 0)) (not (= (select |#length| 20) 58)) (not (= |~#zf_miscdev~0.offset| 0)) (not (= ~current_execution_context~0 1)) (not (= (select .cse28 1) 0)) (not (= (select |#valid| 17) 1)) (not (= 44 (select |#length| 25))) (not (= (select .cse24 (+ 8 |~#zf_timer~0.offset|)) 0)) (not (= (select |#valid| 9) 1)) (not (= 128 (select |#length| 40))) (not (= |~#fixed_gendisk~0.offset| 0)) (not (= (select .cse24 (+ 12 |~#zf_timer~0.offset|)) 0)) (not (= 0 |~#zf_timer~0.offset|)) (not (= .cse6 (select |old(#memory_int)| |~#fixed_request_queue~0.base|))) (not (= (select .cse13 .cse10) 0)) (not (= 71 (select ~_ddv_module_license~0 0))) (not (= .cse6 (select |old(#memory_$Pointer$.offset)| |~#fixed_request_queue~0.base|))) (not (= (select .cse21 (+ |~#kernel_lock~0.offset| 4)) 0)) (not (= |~#shared_workqueue~0.offset| 0)) (not (= (select .cse5 3) 0)) (not (= ~next_heartbeat~0 0)) (not (= (select |#valid| 18) 1)) (not (= |~#global_tty_driver~0.base| 46)) (not (= |~#zf_port_lock~0.offset| 0)) (not (= (select (select |old(#memory_int)| |~#zf_miscdev~0.base|) |~#zf_miscdev~0.offset|) 130)) (not (= (select .cse20 3) 0)) (not (= (select .cse11 0) 83)) (not (= (select |old(#memory_int)| |~#genhd_registered~0.base|) .cse6)) (not (= (select .cse2 4) 84))))) [2022-11-26 01:14:17,512 INFO L902 garLoopResultBuilder]: At program point printkENTRY(lines 4480 4483) the Hoare annotation is: true [2022-11-26 01:14:17,512 INFO L899 garLoopResultBuilder]: For program point printkEXIT(lines 4480 4483) no Hoare annotation was computed. [2022-11-26 01:14:17,512 INFO L902 garLoopResultBuilder]: At program point misc_deregisterENTRY(line 4524) the Hoare annotation is: true [2022-11-26 01:14:17,513 INFO L899 garLoopResultBuilder]: For program point misc_deregisterEXIT(line 4524) no Hoare annotation was computed. [2022-11-26 01:14:17,513 INFO L899 garLoopResultBuilder]: For program point L1596(line 1596) no Hoare annotation was computed. [2022-11-26 01:14:17,513 INFO L899 garLoopResultBuilder]: For program point L1596-1(lines 1596 1619) no Hoare annotation was computed. [2022-11-26 01:14:17,513 INFO L902 garLoopResultBuilder]: At program point L1594(line 1594) the Hoare annotation is: true [2022-11-26 01:14:17,513 INFO L899 garLoopResultBuilder]: For program point L1596-2(lines 1589 1620) no Hoare annotation was computed. [2022-11-26 01:14:17,513 INFO L902 garLoopResultBuilder]: At program point L1594-1(line 1594) the Hoare annotation is: true [2022-11-26 01:14:17,513 INFO L899 garLoopResultBuilder]: For program point L1594-2(line 1594) no Hoare annotation was computed. [2022-11-26 01:14:17,513 INFO L899 garLoopResultBuilder]: For program point L1613(line 1613) no Hoare annotation was computed. [2022-11-26 01:14:17,513 INFO L899 garLoopResultBuilder]: For program point zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1596) no Hoare annotation was computed. [2022-11-26 01:14:17,513 INFO L902 garLoopResultBuilder]: At program point L1605(line 1605) the Hoare annotation is: true [2022-11-26 01:14:17,513 INFO L902 garLoopResultBuilder]: At program point L1605-1(line 1605) the Hoare annotation is: true [2022-11-26 01:14:17,514 INFO L902 garLoopResultBuilder]: At program point L1618(line 1618) the Hoare annotation is: true [2022-11-26 01:14:17,514 INFO L899 garLoopResultBuilder]: For program point L1618-1(line 1618) no Hoare annotation was computed. [2022-11-26 01:14:17,514 INFO L902 garLoopResultBuilder]: At program point L1616(line 1616) the Hoare annotation is: true [2022-11-26 01:14:17,514 INFO L902 garLoopResultBuilder]: At program point L1612(line 1612) the Hoare annotation is: true [2022-11-26 01:14:17,514 INFO L902 garLoopResultBuilder]: At program point L1612-1(line 1612) the Hoare annotation is: true [2022-11-26 01:14:17,514 INFO L899 garLoopResultBuilder]: For program point zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1596) no Hoare annotation was computed. [2022-11-26 01:14:17,514 INFO L902 garLoopResultBuilder]: At program point L1608(line 1608) the Hoare annotation is: true [2022-11-26 01:14:17,514 INFO L899 garLoopResultBuilder]: For program point zf_pingEXIT(lines 1589 1620) no Hoare annotation was computed. [2022-11-26 01:14:17,514 INFO L902 garLoopResultBuilder]: At program point zf_pingENTRY(lines 1589 1620) the Hoare annotation is: true [2022-11-26 01:14:17,514 INFO L899 garLoopResultBuilder]: For program point L1608-1(line 1608) no Hoare annotation was computed. [2022-11-26 01:14:17,514 INFO L899 garLoopResultBuilder]: For program point L1606(line 1606) no Hoare annotation was computed. [2022-11-26 01:14:17,515 INFO L902 garLoopResultBuilder]: At program point assert_context_processFINAL(lines 21 23) the Hoare annotation is: true [2022-11-26 01:14:17,515 INFO L899 garLoopResultBuilder]: For program point assert_context_processEXIT(lines 21 23) no Hoare annotation was computed. [2022-11-26 01:14:17,515 INFO L899 garLoopResultBuilder]: For program point zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 3963) no Hoare annotation was computed. [2022-11-26 01:14:17,517 INFO L895 garLoopResultBuilder]: At program point L1469(line 1469) the Hoare annotation is: (let ((.cse0 ((as const (Array Int Int)) 0)) (.cse1 (select |#memory_int| |~#kernel_lock~0.base|))) (or (not (= (select |#length| 11) 43)) (not (= (select |#length| 6) 4)) (not (= |~#fixed_request_queue~0.offset| 0)) (not (= (select |#valid| 23) 1)) (not (= (select |#length| 8) 18)) (not (= 69 (select |#length| 13))) (not (= (select |#length| 22) 36)) (not (= 40 (select |#length| 43))) (not (= |~#tasklet_registered~0.base| 41)) (not (= 44 (select |#length| 10))) (not (= |~#cdev_registered~0.base| 36)) (not (= (select |#length| 27) 40)) (not (= 16 (select |#length| 31))) (not (= ~proc_root_driver~0.base 0)) (not (= ~_ddv_module_exit~0.base |#funAddr~zf_exit.base|)) (not (= |#NULL.offset| 0)) (not (= (select |#valid| 26) 1)) (not (= (select |#valid| 40) 1)) (not (= (select |#valid| 31) 1)) (not (= 2 |zf_readw_#in~port#1|)) (not (= 0 |~#fixed_cdev~0.offset|)) (not (= |~#global_tty_driver~0.offset| 0)) (not (= (select |#length| 28) 4)) (not (= 44 (select |#length| 4))) (not (= (select |#valid| 35) 1)) (not (= |~#registered_pci_driver~0.base| 39)) (not (= .cse0 ~_ddv_module_param_nowayout~0)) (not (= |~#kernel_lock~0.offset| 0)) (not (= (select |#length| 32) 100)) (not (= (select |#valid| 37) 1)) (not (= (select |#valid| 12) 1)) (not (= ~_ddv_module_init~0.base |#funAddr~zf_init.base|)) (not (= 2 (select |#length| 1))) (not (= (select |#valid| 39) 1)) (not (= 9 (select |#length| 14))) (not (= ~zf_expect_close~0 0)) (not (= 4 (select |#length| 18))) (not (= ~ddv_ioport_request_len~0 0)) (not (= (select |#valid| 43) 1)) (not (= 1460 (select |#length| 38))) (not (= (select |#length| 33) 12)) (not (= 0 |~#zf_notifier~0.offset|)) (not (= 6 (select |#length| 41))) (not (= (select |#valid| 6) 1)) (not (= (select |#valid| 34) 1)) (not (= 12 (select |#length| 34))) (not (= |~#zf_miscdev~0.base| 33)) (not (= 4 (select |#length| 16))) (not (= 43 |~#shared_workqueue~0.base|)) (not (< 0 |#StackHeapBarrier|)) (not (= (select |#length| 37) 1280)) (not (= (select |#valid| 32) 1)) (not (= |~#registered_pci_driver~0.offset| 0)) (not (= 76 (select ~_ddv_module_license~0 2))) (not (= 236 (select |#length| 39))) (not (= (select |#valid| 46) 1)) (not (= (select |#valid| 3) 1)) (not (= |#funAddr~zf_exit.base| ~_ddv_tmp_exit~0.base)) (not (= (select |#valid| 45) 1)) (not (= ~_ddv_module_author~0 .cse0)) (not (= (select |#valid| 25) 1)) (not (= (select (select |#memory_$Pointer$.offset| |~#tasklet_registered~0.base|) |~#tasklet_registered~0.offset|) 0)) (not (= (select |#valid| 20) 1)) (not (= |~#registered_irq~0.offset| 0)) (not (= (select |#valid| 21) 1)) (not (= (select |#valid| 11) 1)) (not (= |~#tasklet_registered~0.offset| 0)) (not (= (select |#valid| 16) 1)) (not (= |~#zf_notifier~0.base| 34)) (not (= (select |#length| 7) 75)) (not (= 64 (select |#length| 36))) (not (= ~nowayout~0 0)) (not (= (select |#valid| 28) 1)) (not (= (select |#length| 29) 8)) (not (= (select |#valid| 15) 1)) (not (= 1 (select |#valid| 5))) (not (= (select |#length| 3) 12)) (not (= 35 (select |#length| 24))) (not (= |~#zf_info~0.offset| 0)) (not (= (select |#valid| 0) 0)) (not (= (select |#valid| 27) 1)) (not (= |~#zf_timer~0.base| 31)) (not (= 42 |~#timer_registered~0.base|)) (not (= (select |#valid| 44) 1)) (not (= 31 (select |#length| 5))) (not (= 14 (select |#length| 23))) (not (= (select |#valid| 24) 1)) (not (= ~_ddv_tmp_init~0.offset |#funAddr~zf_init.offset|)) (not (= ~number_genhd_registered~0 0)) (not (= (select (select |#memory_int| |~#tasklet_registered~0.base|) (+ |~#tasklet_registered~0.offset| 4)) 0)) (not (= ~number_cdev_registered~0 0)) (not (= (select |#valid| 19) 1)) (not (= (select |#length| 44) 8)) (not (= 200 (select |#length| 46))) (not (= (select |#valid| 1) 1)) (not (= (select |#valid| 22) 1)) (not (= 18 (select |#length| 2))) (not (= |#funAddr~zf_exit.offset| ~_ddv_module_exit~0.offset)) (not (= ~_ddv_module_init~0.offset |#funAddr~zf_init.offset|)) (not (= ~_ddv_tmp_init~0.base |#funAddr~zf_init.base|)) (not (= 0 ~fixed_cdev_used~0)) (not (= (select (select |#memory_$Pointer$.base| |~#tasklet_registered~0.base|) |~#tasklet_registered~0.offset|) 0)) (not (= |~#fixed_request_queue~0.base| 45)) (not (= (select |#length| 19) 40)) (not (= (select |#valid| 8) 1)) (not (= (select |#length| 35) 16)) (not (= (select |#length| 15) 6)) (not (= |~#timer_registered~0.offset| 0)) (not (= (select |#valid| 4) 1)) (not (= |~#zf_info~0.base| 27)) (not (= 32 |~#zf_fops~0.base|)) (not (= 460 (select |#length| 45))) (not (= |#NULL.base| 0)) (not (= 28 |~#zf_is_open~0.base|)) (not (= .cse0 ~_ddv_module_param_action~0)) (not (= |~#genhd_registered~0.base| 38)) (not (= 8 (select |#length| 30))) (not (= (select |#length| 17) 4)) (not (= |~#registered_irq~0.base| 40)) (not (= (select |#length| 21) 31)) (not (= 30 |~#zf_port_lock~0.base|)) (not (= ~zf_action~0 2048)) (not (= ~jiffies~0 0)) (not (= (select |#valid| 29) 1)) (not (= ~number_tasklet_registered~0 0)) (not (= (select |#valid| 7) 1)) (not (= (select |#valid| 10) 1)) (not (= (select |#valid| 41) 1)) (not (= ~number_fixed_genhd_used~0 0)) (not (= |~#genhd_registered~0.offset| 0)) (not (= ~action~0 0)) (not (= (select |#valid| 14) 1)) (not (= ~ddv_ioport_request_start~0 0)) (not (= (select ~_ddv_module_license~0 1) 80)) (not (= .cse0 ~_ddv_module_description~0)) (not (= 0 |~#cdev_registered~0.offset|)) (not (= (select |#valid| 13) 1)) (not (= (select |#valid| 36) 1)) (not (= |~#fixed_gendisk~0.base| 37)) (not (= (select |#length| 9) 73)) (not (= (select |#valid| 38) 1)) (not (= (select ~_ddv_module_license~0 3) 0)) (not (= (select |#valid| 42) 1)) (not (= 22 (select |#length| 26))) (not (= |~#zf_lock~0.base| 29)) (not (= |~#zf_is_open~0.offset| 0)) (not (= (select |#valid| 33) 1)) (not (= |~#zf_lock~0.offset| 0)) (not (= |~#fixed_cdev~0.base| 35)) (not (= (select |#valid| 2) 1)) (not (= ~number_request_queue_used~0 0)) (not (= |~#kernel_lock~0.base| 44)) (not (= ~proc_root_driver~0.offset 0)) (not (= |#funAddr~zf_exit.offset| ~_ddv_tmp_exit~0.offset)) (not (= |~#zf_fops~0.offset| 0)) (not (= (select |#length| 12) 39)) (not (= (select |#length| 42) 4)) (not (= (select |#valid| 30) 1)) (not (= ~number_timer_registered~0 0)) (not (= (select |#length| 20) 58)) (not (= |~#zf_miscdev~0.offset| 0)) (not (= ~current_execution_context~0 1)) (not (= (select |#valid| 17) 1)) (not (= 44 (select |#length| 25))) (not (= (select |#valid| 9) 1)) (not (= 128 (select |#length| 40))) (not (= |~#fixed_gendisk~0.offset| 0)) (not (= 0 |~#zf_timer~0.offset|)) (= |zf_readw_#in~port#1| |zf_readw_~port#1|) (not (= 71 (select ~_ddv_module_license~0 0))) (not (= |~#shared_workqueue~0.offset| 0)) (not (= (select .cse1 |~#kernel_lock~0.offset|) 1)) (not (= ~next_heartbeat~0 0)) (not (= (select |#valid| 18) 1)) (not (= (select .cse1 (+ |~#kernel_lock~0.offset| 4)) 0)) (not (= |~#global_tty_driver~0.base| 46)) (not (= |~#zf_port_lock~0.offset| 0)))) [2022-11-26 01:14:17,517 INFO L899 garLoopResultBuilder]: For program point L1469-1(line 1469) no Hoare annotation was computed. [2022-11-26 01:14:17,517 INFO L899 garLoopResultBuilder]: For program point L3963-1(line 3963) no Hoare annotation was computed. [2022-11-26 01:14:17,517 INFO L899 garLoopResultBuilder]: For program point L3963(line 3963) no Hoare annotation was computed. [2022-11-26 01:14:17,518 INFO L899 garLoopResultBuilder]: For program point L3963-2(line 3963) no Hoare annotation was computed. [2022-11-26 01:14:17,521 INFO L895 garLoopResultBuilder]: At program point L3963-4(line 3963) the Hoare annotation is: (let ((.cse0 ((as const (Array Int Int)) 0)) (.cse1 (select |#memory_int| |~#kernel_lock~0.base|))) (or (not (= (select |#length| 11) 43)) (not (= (select |#length| 6) 4)) (not (= |~#fixed_request_queue~0.offset| 0)) (not (= (select |#valid| 23) 1)) (not (= (select |#length| 8) 18)) (not (= 69 (select |#length| 13))) (not (= (select |#length| 22) 36)) (not (= 40 (select |#length| 43))) (not (= |~#tasklet_registered~0.base| 41)) (not (= 44 (select |#length| 10))) (not (= |~#cdev_registered~0.base| 36)) (not (= (select |#length| 27) 40)) (not (= 16 (select |#length| 31))) (not (= ~proc_root_driver~0.base 0)) (not (= ~_ddv_module_exit~0.base |#funAddr~zf_exit.base|)) (not (= |#NULL.offset| 0)) (not (= (select |#valid| 26) 1)) (not (= (select |#valid| 40) 1)) (not (= (select |#valid| 31) 1)) (not (= 2 |zf_readw_#in~port#1|)) (not (= 0 |~#fixed_cdev~0.offset|)) (not (= |~#global_tty_driver~0.offset| 0)) (not (= (select |#length| 28) 4)) (not (= 44 (select |#length| 4))) (not (= (select |#valid| 35) 1)) (not (= |~#registered_pci_driver~0.base| 39)) (not (= .cse0 ~_ddv_module_param_nowayout~0)) (not (= |~#kernel_lock~0.offset| 0)) (not (= (select |#length| 32) 100)) (not (= (select |#valid| 37) 1)) (not (= (select |#valid| 12) 1)) (not (= ~_ddv_module_init~0.base |#funAddr~zf_init.base|)) (not (= 2 (select |#length| 1))) (not (= (select |#valid| 39) 1)) (not (= 9 (select |#length| 14))) (not (= ~zf_expect_close~0 0)) (not (= 4 (select |#length| 18))) (not (= ~ddv_ioport_request_len~0 0)) (not (= (select |#valid| 43) 1)) (not (= 1460 (select |#length| 38))) (not (= (select |#length| 33) 12)) (not (= 0 |~#zf_notifier~0.offset|)) (not (= 6 (select |#length| 41))) (not (= (select |#valid| 6) 1)) (not (= (select |#valid| 34) 1)) (not (= 12 (select |#length| 34))) (not (= |~#zf_miscdev~0.base| 33)) (not (= 4 (select |#length| 16))) (not (= 43 |~#shared_workqueue~0.base|)) (not (< 0 |#StackHeapBarrier|)) (not (= (select |#length| 37) 1280)) (not (= (select |#valid| 32) 1)) (not (= |~#registered_pci_driver~0.offset| 0)) (not (= 76 (select ~_ddv_module_license~0 2))) (not (= 236 (select |#length| 39))) (not (= (select |#valid| 46) 1)) (not (= (select |#valid| 3) 1)) (not (= |#funAddr~zf_exit.base| ~_ddv_tmp_exit~0.base)) (not (= (select |#valid| 45) 1)) (not (= ~_ddv_module_author~0 .cse0)) (not (= (select |#valid| 25) 1)) (not (= (select (select |#memory_$Pointer$.offset| |~#tasklet_registered~0.base|) |~#tasklet_registered~0.offset|) 0)) (not (= (select |#valid| 20) 1)) (not (= |~#registered_irq~0.offset| 0)) (not (= (select |#valid| 21) 1)) (not (= (select |#valid| 11) 1)) (not (= |~#tasklet_registered~0.offset| 0)) (not (= (select |#valid| 16) 1)) (not (= |~#zf_notifier~0.base| 34)) (not (= (select |#length| 7) 75)) (not (= 64 (select |#length| 36))) (not (= ~nowayout~0 0)) (not (= (select |#valid| 28) 1)) (not (= (select |#length| 29) 8)) (not (= (select |#valid| 15) 1)) (not (= 1 (select |#valid| 5))) (not (= (select |#length| 3) 12)) (not (= 35 (select |#length| 24))) (not (= |~#zf_info~0.offset| 0)) (not (= (select |#valid| 0) 0)) (not (= (select |#valid| 27) 1)) (not (= |~#zf_timer~0.base| 31)) (not (= 42 |~#timer_registered~0.base|)) (not (= (select |#valid| 44) 1)) (not (= 31 (select |#length| 5))) (not (= 14 (select |#length| 23))) (not (= (select |#valid| 24) 1)) (not (= ~_ddv_tmp_init~0.offset |#funAddr~zf_init.offset|)) (not (= ~number_genhd_registered~0 0)) (not (= (select (select |#memory_int| |~#tasklet_registered~0.base|) (+ |~#tasklet_registered~0.offset| 4)) 0)) (not (= ~number_cdev_registered~0 0)) (not (= (select |#valid| 19) 1)) (not (= (select |#length| 44) 8)) (not (= 200 (select |#length| 46))) (not (= (select |#valid| 1) 1)) (not (= (select |#valid| 22) 1)) (not (= 18 (select |#length| 2))) (not (= |#funAddr~zf_exit.offset| ~_ddv_module_exit~0.offset)) (not (= ~_ddv_module_init~0.offset |#funAddr~zf_init.offset|)) (not (= ~_ddv_tmp_init~0.base |#funAddr~zf_init.base|)) (not (= 0 ~fixed_cdev_used~0)) (not (= (select (select |#memory_$Pointer$.base| |~#tasklet_registered~0.base|) |~#tasklet_registered~0.offset|) 0)) (not (= |~#fixed_request_queue~0.base| 45)) (and (= |zf_readw_inw_~port#1| |zf_readw_inw_#in~port#1|) (= 538 |zf_readw_inw_#in~port#1|) (not |zf_readw_inw_#t~short740#1|) (= |zf_readw_#in~port#1| |zf_readw_~port#1|)) (not (= (select |#length| 19) 40)) (not (= (select |#valid| 8) 1)) (not (= (select |#length| 35) 16)) (not (= (select |#length| 15) 6)) (not (= |~#timer_registered~0.offset| 0)) (not (= (select |#valid| 4) 1)) (not (= |~#zf_info~0.base| 27)) (not (= 32 |~#zf_fops~0.base|)) (not (= 460 (select |#length| 45))) (not (= |#NULL.base| 0)) (not (= 28 |~#zf_is_open~0.base|)) (not (= .cse0 ~_ddv_module_param_action~0)) (not (= |~#genhd_registered~0.base| 38)) (not (= 8 (select |#length| 30))) (not (= (select |#length| 17) 4)) (not (= |~#registered_irq~0.base| 40)) (not (= (select |#length| 21) 31)) (not (= 30 |~#zf_port_lock~0.base|)) (not (= ~zf_action~0 2048)) (not (= ~jiffies~0 0)) (not (= (select |#valid| 29) 1)) (not (= ~number_tasklet_registered~0 0)) (not (= (select |#valid| 7) 1)) (not (= (select |#valid| 10) 1)) (not (= (select |#valid| 41) 1)) (not (= ~number_fixed_genhd_used~0 0)) (not (= |~#genhd_registered~0.offset| 0)) (not (= ~action~0 0)) (not (= (select |#valid| 14) 1)) (not (= ~ddv_ioport_request_start~0 0)) (not (= (select ~_ddv_module_license~0 1) 80)) (not (= .cse0 ~_ddv_module_description~0)) (not (= 0 |~#cdev_registered~0.offset|)) (not (= (select |#valid| 13) 1)) (not (= (select |#valid| 36) 1)) (not (= |~#fixed_gendisk~0.base| 37)) (not (= (select |#length| 9) 73)) (not (= (select |#valid| 38) 1)) (not (= (select ~_ddv_module_license~0 3) 0)) (not (= (select |#valid| 42) 1)) (not (= 22 (select |#length| 26))) (not (= |~#zf_lock~0.base| 29)) (not (= |~#zf_is_open~0.offset| 0)) (not (= (select |#valid| 33) 1)) (not (= |~#zf_lock~0.offset| 0)) (not (= |~#fixed_cdev~0.base| 35)) (not (= (select |#valid| 2) 1)) (not (= ~number_request_queue_used~0 0)) (not (= |~#kernel_lock~0.base| 44)) (not (= ~proc_root_driver~0.offset 0)) (not (= |#funAddr~zf_exit.offset| ~_ddv_tmp_exit~0.offset)) (not (= |~#zf_fops~0.offset| 0)) (not (= (select |#length| 12) 39)) (not (= (select |#length| 42) 4)) (not (= (select |#valid| 30) 1)) (not (= ~number_timer_registered~0 0)) (not (= (select |#length| 20) 58)) (not (= |~#zf_miscdev~0.offset| 0)) (not (= ~current_execution_context~0 1)) (not (= (select |#valid| 17) 1)) (not (= 44 (select |#length| 25))) (not (= (select |#valid| 9) 1)) (not (= 128 (select |#length| 40))) (not (= |~#fixed_gendisk~0.offset| 0)) (not (= 0 |~#zf_timer~0.offset|)) (not (= 71 (select ~_ddv_module_license~0 0))) (not (= |~#shared_workqueue~0.offset| 0)) (not (= (select .cse1 |~#kernel_lock~0.offset|) 1)) (not (= ~next_heartbeat~0 0)) (not (= (select |#valid| 18) 1)) (not (= (select .cse1 (+ |~#kernel_lock~0.offset| 4)) 0)) (not (= |~#global_tty_driver~0.base| 46)) (not (= |~#zf_port_lock~0.offset| 0)))) [2022-11-26 01:14:17,521 INFO L899 garLoopResultBuilder]: For program point zf_readwErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 3963) no Hoare annotation was computed. [2022-11-26 01:14:17,521 INFO L899 garLoopResultBuilder]: For program point zf_readwEXIT(lines 1467 1471) no Hoare annotation was computed. [2022-11-26 01:14:17,521 INFO L902 garLoopResultBuilder]: At program point zf_readwENTRY(lines 1467 1471) the Hoare annotation is: true [2022-11-26 01:14:17,521 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2022-11-26 01:14:17,521 INFO L902 garLoopResultBuilder]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: true [2022-11-26 01:14:17,522 INFO L899 garLoopResultBuilder]: For program point L1553(line 1553) no Hoare annotation was computed. [2022-11-26 01:14:17,522 INFO L899 garLoopResultBuilder]: For program point zf_timer_offEXIT(lines 1537 1554) no Hoare annotation was computed. [2022-11-26 01:14:17,522 INFO L902 garLoopResultBuilder]: At program point L1551(line 1551) the Hoare annotation is: true [2022-11-26 01:14:17,522 INFO L902 garLoopResultBuilder]: At program point L1550(line 1550) the Hoare annotation is: true [2022-11-26 01:14:17,522 INFO L902 garLoopResultBuilder]: At program point L1550-1(line 1550) the Hoare annotation is: true [2022-11-26 01:14:17,522 INFO L899 garLoopResultBuilder]: For program point L1547(line 1547) no Hoare annotation was computed. [2022-11-26 01:14:17,523 INFO L902 garLoopResultBuilder]: At program point L1545(line 1545) the Hoare annotation is: true [2022-11-26 01:14:17,523 INFO L902 garLoopResultBuilder]: At program point L1545-1(line 1545) the Hoare annotation is: true [2022-11-26 01:14:17,523 INFO L902 garLoopResultBuilder]: At program point L1543(line 1543) the Hoare annotation is: true [2022-11-26 01:14:17,523 INFO L899 garLoopResultBuilder]: For program point L1543-1(line 1543) no Hoare annotation was computed. [2022-11-26 01:14:17,523 INFO L902 garLoopResultBuilder]: At program point zf_timer_offENTRY(lines 1537 1554) the Hoare annotation is: true [2022-11-26 01:14:17,523 INFO L902 garLoopResultBuilder]: At program point spin_lockENTRY(lines 4159 4169) the Hoare annotation is: true [2022-11-26 01:14:17,523 INFO L899 garLoopResultBuilder]: For program point spin_lockEXIT(lines 4159 4169) no Hoare annotation was computed. [2022-11-26 01:14:17,524 INFO L899 garLoopResultBuilder]: For program point L1580(line 1580) no Hoare annotation was computed. [2022-11-26 01:14:17,524 INFO L902 garLoopResultBuilder]: At program point ##fun~$Pointer$~X~$Pointer$~TO~intENTRY(line -1) the Hoare annotation is: true [2022-11-26 01:14:17,524 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~X~$Pointer$~TO~intErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 4508) no Hoare annotation was computed. [2022-11-26 01:14:17,524 INFO L902 garLoopResultBuilder]: At program point L1713(line 1713) the Hoare annotation is: true [2022-11-26 01:14:17,524 INFO L899 garLoopResultBuilder]: For program point L1713-1(line 1713) no Hoare annotation was computed. [2022-11-26 01:14:17,524 INFO L902 garLoopResultBuilder]: At program point L1705(lines 1690 1706) the Hoare annotation is: true [2022-11-26 01:14:17,524 INFO L902 garLoopResultBuilder]: At program point L1565(line 1565) the Hoare annotation is: true [2022-11-26 01:14:17,525 INFO L902 garLoopResultBuilder]: At program point L1565-1(line 1565) the Hoare annotation is: true [2022-11-26 01:14:17,525 INFO L902 garLoopResultBuilder]: At program point L1714(line 1714) the Hoare annotation is: true [2022-11-26 01:14:17,525 INFO L899 garLoopResultBuilder]: For program point L1714-1(line 1714) no Hoare annotation was computed. [2022-11-26 01:14:17,525 INFO L902 garLoopResultBuilder]: At program point L1582(line 1582) the Hoare annotation is: true [2022-11-26 01:14:17,525 INFO L902 garLoopResultBuilder]: At program point L1582-1(line 1582) the Hoare annotation is: true [2022-11-26 01:14:17,525 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~X~$Pointer$~TO~intEXIT(line -1) no Hoare annotation was computed. [2022-11-26 01:14:17,526 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~X~$Pointer$~TO~intErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 4508) no Hoare annotation was computed. [2022-11-26 01:14:17,526 INFO L902 garLoopResultBuilder]: At program point L1698-2(lines 1698 1699) the Hoare annotation is: true [2022-11-26 01:14:17,526 INFO L899 garLoopResultBuilder]: For program point L1525(line 1525) no Hoare annotation was computed. [2022-11-26 01:14:17,526 INFO L899 garLoopResultBuilder]: For program point L1525-1(lines 1524 1531) no Hoare annotation was computed. [2022-11-26 01:14:17,526 INFO L902 garLoopResultBuilder]: At program point L1583(line 1583) the Hoare annotation is: true [2022-11-26 01:14:17,526 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~X~$Pointer$~TO~intErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 4517) no Hoare annotation was computed. [2022-11-26 01:14:17,526 INFO L902 garLoopResultBuilder]: At program point L1567(line 1567) the Hoare annotation is: true [2022-11-26 01:14:17,527 INFO L899 garLoopResultBuilder]: For program point L1567-1(line 1567) no Hoare annotation was computed. [2022-11-26 01:14:17,527 INFO L902 garLoopResultBuilder]: At program point L1526(line 1526) the Hoare annotation is: true [2022-11-26 01:14:17,527 INFO L902 garLoopResultBuilder]: At program point L1526-1(line 1526) the Hoare annotation is: true [2022-11-26 01:14:17,527 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-26 01:14:17,527 INFO L899 garLoopResultBuilder]: For program point L4508-1(line 4508) no Hoare annotation was computed. [2022-11-26 01:14:17,527 INFO L899 garLoopResultBuilder]: For program point L-1-2(line -1) no Hoare annotation was computed. [2022-11-26 01:14:17,527 INFO L902 garLoopResultBuilder]: At program point L1692(line 1692) the Hoare annotation is: true [2022-11-26 01:14:17,528 INFO L902 garLoopResultBuilder]: At program point L4508-2(line 4508) the Hoare annotation is: true [2022-11-26 01:14:17,528 INFO L899 garLoopResultBuilder]: For program point L1692-1(line 1692) no Hoare annotation was computed. [2022-11-26 01:14:17,528 INFO L899 garLoopResultBuilder]: For program point L4508(line 4508) no Hoare annotation was computed. [2022-11-26 01:14:17,528 INFO L899 garLoopResultBuilder]: For program point L1527(line 1527) no Hoare annotation was computed. [2022-11-26 01:14:17,528 INFO L902 garLoopResultBuilder]: At program point L1527-1(lines 1524 1531) the Hoare annotation is: true [2022-11-26 01:14:17,528 INFO L899 garLoopResultBuilder]: For program point L1717(line 1717) no Hoare annotation was computed. [2022-11-26 01:14:17,529 INFO L902 garLoopResultBuilder]: At program point L1585(line 1585) the Hoare annotation is: true [2022-11-26 01:14:17,529 INFO L902 garLoopResultBuilder]: At program point L1577(line 1577) the Hoare annotation is: true [2022-11-26 01:14:17,529 INFO L902 garLoopResultBuilder]: At program point L1577-1(line 1577) the Hoare annotation is: true [2022-11-26 01:14:17,529 INFO L899 garLoopResultBuilder]: For program point L4517-2(line 4517) no Hoare annotation was computed. [2022-11-26 01:14:17,529 INFO L899 garLoopResultBuilder]: For program point L1701(line 1701) no Hoare annotation was computed. [2022-11-26 01:14:17,529 INFO L899 garLoopResultBuilder]: For program point L4517(line 4517) no Hoare annotation was computed. [2022-11-26 01:14:17,529 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~X~$Pointer$~TO~intErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 4517) no Hoare annotation was computed. [2022-11-26 01:14:17,530 INFO L899 garLoopResultBuilder]: For program point L4517-1(line 4517) no Hoare annotation was computed. [2022-11-26 01:14:17,530 INFO L899 garLoopResultBuilder]: For program point L1693(lines 1693 1696) no Hoare annotation was computed. [2022-11-26 01:14:17,530 INFO L902 garLoopResultBuilder]: At program point L1528(line 1528) the Hoare annotation is: true [2022-11-26 01:14:17,530 INFO L902 garLoopResultBuilder]: At program point L1528-1(line 1528) the Hoare annotation is: true [2022-11-26 01:14:17,530 INFO L899 garLoopResultBuilder]: For program point L1710(lines 1710 1715) no Hoare annotation was computed. [2022-11-26 01:14:17,530 INFO L902 garLoopResultBuilder]: At program point L1710-1(lines 1710 1715) the Hoare annotation is: true [2022-11-26 01:14:17,531 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~X~$Pointer$~TO~intErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 4517) no Hoare annotation was computed. [2022-11-26 01:14:17,531 INFO L902 garLoopResultBuilder]: At program point L1694(line 1694) the Hoare annotation is: true [2022-11-26 01:14:17,531 INFO L899 garLoopResultBuilder]: For program point L1694-1(line 1694) no Hoare annotation was computed. [2022-11-26 01:14:17,531 INFO L902 garLoopResultBuilder]: At program point L1719(line 1719) the Hoare annotation is: true [2022-11-26 01:14:17,531 INFO L902 garLoopResultBuilder]: At program point L1719-1(line 1719) the Hoare annotation is: true [2022-11-26 01:14:17,531 INFO L902 garLoopResultBuilder]: At program point L1711(line 1711) the Hoare annotation is: true [2022-11-26 01:14:17,532 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~X~$Pointer$~TO~intErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 4508) no Hoare annotation was computed. [2022-11-26 01:14:17,532 INFO L902 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2022-11-26 01:14:17,532 INFO L899 garLoopResultBuilder]: For program point ##fun~int~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2022-11-26 01:14:17,532 INFO L902 garLoopResultBuilder]: At program point ##fun~int~TO~VOIDENTRY(line -1) the Hoare annotation is: true [2022-11-26 01:14:17,532 INFO L899 garLoopResultBuilder]: For program point ##fun~int~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2022-11-26 01:14:17,532 INFO L899 garLoopResultBuilder]: For program point outwEXIT(lines 3968 3970) no Hoare annotation was computed. [2022-11-26 01:14:17,532 INFO L902 garLoopResultBuilder]: At program point outwENTRY(lines 3968 3970) the Hoare annotation is: true [2022-11-26 01:14:17,533 INFO L899 garLoopResultBuilder]: For program point outbEXIT(lines 3956 3958) no Hoare annotation was computed. [2022-11-26 01:14:17,533 INFO L902 garLoopResultBuilder]: At program point outbENTRY(lines 3956 3958) the Hoare annotation is: true [2022-11-26 01:14:17,533 INFO L899 garLoopResultBuilder]: For program point add_timerEXIT(lines 4256 4263) no Hoare annotation was computed. [2022-11-26 01:14:17,533 INFO L902 garLoopResultBuilder]: At program point add_timerENTRY(lines 4256 4263) the Hoare annotation is: true [2022-11-26 01:14:17,533 INFO L902 garLoopResultBuilder]: At program point spin_unlockENTRY(lines 4207 4214) the Hoare annotation is: true [2022-11-26 01:14:17,533 INFO L899 garLoopResultBuilder]: For program point spin_unlockEXIT(lines 4207 4214) no Hoare annotation was computed. [2022-11-26 01:14:17,533 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 9 11) the Hoare annotation is: true [2022-11-26 01:14:17,534 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 9 11) no Hoare annotation was computed. [2022-11-26 01:14:17,534 INFO L902 garLoopResultBuilder]: At program point release_regionENTRY(lines 3939 3949) the Hoare annotation is: true [2022-11-26 01:14:17,534 INFO L899 garLoopResultBuilder]: For program point release_regionEXIT(lines 3939 3949) no Hoare annotation was computed. [2022-11-26 01:14:17,534 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_atomic_beginFINAL(line 4534) no Hoare annotation was computed. [2022-11-26 01:14:17,534 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_atomic_beginEXIT(line 4534) no Hoare annotation was computed. [2022-11-26 01:14:17,534 INFO L902 garLoopResultBuilder]: At program point spin_unlock_irqrestoreENTRY(lines 4216 4223) the Hoare annotation is: true [2022-11-26 01:14:17,535 INFO L899 garLoopResultBuilder]: For program point spin_unlock_irqrestoreEXIT(lines 4216 4223) no Hoare annotation was computed. [2022-11-26 01:14:17,535 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_atomic_endEXIT(line 4535) no Hoare annotation was computed. [2022-11-26 01:14:17,535 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_atomic_endFINAL(line 4535) no Hoare annotation was computed. [2022-11-26 01:14:17,535 INFO L899 garLoopResultBuilder]: For program point del_timerEXIT(lines 4271 4274) no Hoare annotation was computed. [2022-11-26 01:14:17,535 INFO L902 garLoopResultBuilder]: At program point del_timerENTRY(lines 4271 4274) the Hoare annotation is: true [2022-11-26 01:14:17,535 INFO L899 garLoopResultBuilder]: For program point spin_lock_irqsaveEXIT(lines 4171 4181) no Hoare annotation was computed. [2022-11-26 01:14:17,535 INFO L902 garLoopResultBuilder]: At program point spin_lock_irqsaveENTRY(lines 4171 4181) the Hoare annotation is: true [2022-11-26 01:14:17,536 INFO L902 garLoopResultBuilder]: At program point zf_get_controlENTRY(lines 1506 1509) the Hoare annotation is: true [2022-11-26 01:14:17,536 INFO L899 garLoopResultBuilder]: For program point zf_get_controlEXIT(lines 1506 1509) no Hoare annotation was computed. [2022-11-26 01:14:17,536 INFO L899 garLoopResultBuilder]: For program point L1508(line 1508) no Hoare annotation was computed. [2022-11-26 01:14:17,536 INFO L902 garLoopResultBuilder]: At program point request_regionENTRY(lines 3925 3937) the Hoare annotation is: true [2022-11-26 01:14:17,536 INFO L899 garLoopResultBuilder]: For program point request_regionEXIT(lines 3925 3937) no Hoare annotation was computed. [2022-11-26 01:14:17,536 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 2673) no Hoare annotation was computed. [2022-11-26 01:14:17,536 INFO L899 garLoopResultBuilder]: For program point L2843(line 2843) no Hoare annotation was computed. [2022-11-26 01:14:17,537 INFO L899 garLoopResultBuilder]: For program point L2777(line 2777) no Hoare annotation was computed. [2022-11-26 01:14:17,537 INFO L895 garLoopResultBuilder]: At program point L4363(line 4363) the Hoare annotation is: false [2022-11-26 01:14:17,537 INFO L899 garLoopResultBuilder]: For program point L4363-1(line 4363) no Hoare annotation was computed. [2022-11-26 01:14:17,537 INFO L899 garLoopResultBuilder]: For program point L2778(lines 2778 2786) no Hoare annotation was computed. [2022-11-26 01:14:17,537 INFO L899 garLoopResultBuilder]: For program point L2811(line 2811) no Hoare annotation was computed. [2022-11-26 01:14:17,537 INFO L899 garLoopResultBuilder]: For program point L2679(lines 2679 2721) no Hoare annotation was computed. [2022-11-26 01:14:17,538 INFO L899 garLoopResultBuilder]: For program point L3505-1(line 3505) no Hoare annotation was computed. [2022-11-26 01:14:17,538 INFO L895 garLoopResultBuilder]: At program point L3505(line 3505) the Hoare annotation is: false [2022-11-26 01:14:17,538 INFO L899 garLoopResultBuilder]: For program point L2812(lines 2812 2820) no Hoare annotation was computed. [2022-11-26 01:14:17,538 INFO L899 garLoopResultBuilder]: For program point L2713(line 2713) no Hoare annotation was computed. [2022-11-26 01:14:17,538 INFO L899 garLoopResultBuilder]: For program point L4365(lines 4365 4368) no Hoare annotation was computed. [2022-11-26 01:14:17,538 INFO L899 garLoopResultBuilder]: For program point L3110(lines 3110 3119) no Hoare annotation was computed. [2022-11-26 01:14:17,538 INFO L899 garLoopResultBuilder]: For program point L2846(line 2846) no Hoare annotation was computed. [2022-11-26 01:14:17,539 INFO L895 garLoopResultBuilder]: At program point L3507(lines 3491 3509) the Hoare annotation is: false [2022-11-26 01:14:17,539 INFO L895 garLoopResultBuilder]: At program point L4366(line 4366) the Hoare annotation is: false [2022-11-26 01:14:17,539 INFO L899 garLoopResultBuilder]: For program point L4366-1(line 4366) no Hoare annotation was computed. [2022-11-26 01:14:17,539 INFO L895 garLoopResultBuilder]: At program point L2748(lines 2748 2899) the Hoare annotation is: false [2022-11-26 01:14:17,539 INFO L899 garLoopResultBuilder]: For program point L2847-2(lines 2847 2855) no Hoare annotation was computed. [2022-11-26 01:14:17,539 INFO L895 garLoopResultBuilder]: At program point L2782(lines 2782 2785) the Hoare annotation is: false [2022-11-26 01:14:17,540 INFO L899 garLoopResultBuilder]: For program point L2782-1(lines 2782 2785) no Hoare annotation was computed. [2022-11-26 01:14:17,540 INFO L899 garLoopResultBuilder]: For program point L2683-1(lines 2683 2720) no Hoare annotation was computed. [2022-11-26 01:14:17,540 INFO L895 garLoopResultBuilder]: At program point L2683-3(lines 2683 2720) the Hoare annotation is: false [2022-11-26 01:14:17,540 INFO L895 garLoopResultBuilder]: At program point L2816(lines 2816 2819) the Hoare annotation is: false [2022-11-26 01:14:17,540 INFO L899 garLoopResultBuilder]: For program point L2849-1(lines 2849 2850) no Hoare annotation was computed. [2022-11-26 01:14:17,540 INFO L895 garLoopResultBuilder]: At program point L2849(lines 2849 2850) the Hoare annotation is: false [2022-11-26 01:14:17,540 INFO L899 garLoopResultBuilder]: For program point L2816-1(lines 2816 2819) no Hoare annotation was computed. [2022-11-26 01:14:17,541 INFO L895 garLoopResultBuilder]: At program point L3114(line 3114) the Hoare annotation is: false [2022-11-26 01:14:17,541 INFO L899 garLoopResultBuilder]: For program point L3114-1(line 3114) no Hoare annotation was computed. [2022-11-26 01:14:17,541 INFO L895 garLoopResultBuilder]: At program point L1793(line 1793) the Hoare annotation is: false [2022-11-26 01:14:17,541 INFO L895 garLoopResultBuilder]: At program point L1793-1(line 1793) the Hoare annotation is: false [2022-11-26 01:14:17,541 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 2673) no Hoare annotation was computed. [2022-11-26 01:14:17,541 INFO L899 garLoopResultBuilder]: For program point L1794(line 1794) no Hoare annotation was computed. [2022-11-26 01:14:17,542 INFO L895 garLoopResultBuilder]: At program point L2686(lines 2686 2719) the Hoare annotation is: false [2022-11-26 01:14:17,542 INFO L899 garLoopResultBuilder]: For program point L3116(lines 3116 3118) no Hoare annotation was computed. [2022-11-26 01:14:17,542 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 4252) no Hoare annotation was computed. [2022-11-26 01:14:17,542 INFO L895 garLoopResultBuilder]: At program point L1828(lines 1775 1833) the Hoare annotation is: false [2022-11-26 01:14:17,542 INFO L899 garLoopResultBuilder]: For program point L2687(line 2687) no Hoare annotation was computed. [2022-11-26 01:14:17,542 INFO L899 garLoopResultBuilder]: For program point L3117-1(line 3117) no Hoare annotation was computed. [2022-11-26 01:14:17,543 INFO L895 garLoopResultBuilder]: At program point L3117(line 3117) the Hoare annotation is: false [2022-11-26 01:14:17,543 INFO L899 garLoopResultBuilder]: For program point L1830(line 1830) no Hoare annotation was computed. [2022-11-26 01:14:17,543 INFO L899 garLoopResultBuilder]: For program point L1797(lines 1797 1801) no Hoare annotation was computed. [2022-11-26 01:14:17,543 INFO L899 garLoopResultBuilder]: For program point L2788(line 2788) no Hoare annotation was computed. [2022-11-26 01:14:17,543 INFO L895 garLoopResultBuilder]: At program point L1500(line 1500) the Hoare annotation is: false [2022-11-26 01:14:17,543 INFO L895 garLoopResultBuilder]: At program point L1500-1(line 1500) the Hoare annotation is: false [2022-11-26 01:14:17,543 INFO L899 garLoopResultBuilder]: For program point L1500-2(lines 1498 1501) no Hoare annotation was computed. [2022-11-26 01:14:17,544 INFO L895 garLoopResultBuilder]: At program point L1831(lines 1775 1833) the Hoare annotation is: false [2022-11-26 01:14:17,544 INFO L895 garLoopResultBuilder]: At program point L1798(lines 1798 1799) the Hoare annotation is: false [2022-11-26 01:14:17,544 INFO L899 garLoopResultBuilder]: For program point L1798-1(lines 1798 1799) no Hoare annotation was computed. [2022-11-26 01:14:17,544 INFO L895 garLoopResultBuilder]: At program point L1832(lines 1774 1833) the Hoare annotation is: false [2022-11-26 01:14:17,544 INFO L899 garLoopResultBuilder]: For program point L2823(line 2823) no Hoare annotation was computed. [2022-11-26 01:14:17,544 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 3498) no Hoare annotation was computed. [2022-11-26 01:14:17,544 INFO L899 garLoopResultBuilder]: For program point L2791(line 2791) no Hoare annotation was computed. [2022-11-26 01:14:17,545 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 3498) no Hoare annotation was computed. [2022-11-26 01:14:17,545 INFO L899 garLoopResultBuilder]: For program point L4245(lines 4245 4254) no Hoare annotation was computed. [2022-11-26 01:14:17,545 INFO L899 garLoopResultBuilder]: For program point L2792(lines 2792 2800) no Hoare annotation was computed. [2022-11-26 01:14:17,545 INFO L899 garLoopResultBuilder]: For program point L2759(lines 2759 2761) no Hoare annotation was computed. [2022-11-26 01:14:17,545 INFO L899 garLoopResultBuilder]: For program point L2826(line 2826) no Hoare annotation was computed. [2022-11-26 01:14:17,545 INFO L899 garLoopResultBuilder]: For program point L4247(lines 4247 4253) no Hoare annotation was computed. [2022-11-26 01:14:17,546 INFO L895 garLoopResultBuilder]: At program point L1803(line 1803) the Hoare annotation is: false [2022-11-26 01:14:17,546 INFO L895 garLoopResultBuilder]: At program point L1803-1(lines 1803 1808) the Hoare annotation is: false [2022-11-26 01:14:17,546 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-26 01:14:17,546 INFO L895 garLoopResultBuilder]: At program point L1804(lines 1804 1805) the Hoare annotation is: false [2022-11-26 01:14:17,546 INFO L895 garLoopResultBuilder]: At program point L1771(line 1771) the Hoare annotation is: false [2022-11-26 01:14:17,546 INFO L899 garLoopResultBuilder]: For program point L1804-1(lines 1804 1805) no Hoare annotation was computed. [2022-11-26 01:14:17,546 INFO L899 garLoopResultBuilder]: For program point L1771-1(line 1771) no Hoare annotation was computed. [2022-11-26 01:14:17,547 INFO L895 garLoopResultBuilder]: At program point L1838(line 1838) the Hoare annotation is: false [2022-11-26 01:14:17,547 INFO L895 garLoopResultBuilder]: At program point L2796(lines 2796 2799) the Hoare annotation is: false [2022-11-26 01:14:17,547 INFO L902 garLoopResultBuilder]: At program point L1838-1(line 1838) the Hoare annotation is: true [2022-11-26 01:14:17,547 INFO L899 garLoopResultBuilder]: For program point L2829(line 2829) no Hoare annotation was computed. [2022-11-26 01:14:17,547 INFO L899 garLoopResultBuilder]: For program point L2796-1(lines 2796 2799) no Hoare annotation was computed. [2022-11-26 01:14:17,547 INFO L899 garLoopResultBuilder]: For program point L3094(lines 3094 3106) no Hoare annotation was computed. [2022-11-26 01:14:17,548 INFO L895 garLoopResultBuilder]: At program point L2764(line 2764) the Hoare annotation is: false [2022-11-26 01:14:17,548 INFO L899 garLoopResultBuilder]: For program point L2698(line 2698) no Hoare annotation was computed. [2022-11-26 01:14:17,548 INFO L899 garLoopResultBuilder]: For program point L2764-1(line 2764) no Hoare annotation was computed. [2022-11-26 01:14:17,548 INFO L902 garLoopResultBuilder]: At program point L1840(line 1840) the Hoare annotation is: true [2022-11-26 01:14:17,548 INFO L899 garLoopResultBuilder]: For program point L4252-1(line 4252) no Hoare annotation was computed. [2022-11-26 01:14:17,548 INFO L899 garLoopResultBuilder]: For program point L4252(line 4252) no Hoare annotation was computed. [2022-11-26 01:14:17,548 INFO L899 garLoopResultBuilder]: For program point L2832(line 2832) no Hoare annotation was computed. [2022-11-26 01:14:17,549 INFO L895 garLoopResultBuilder]: At program point L2766(lines 2766 2898) the Hoare annotation is: false [2022-11-26 01:14:17,549 INFO L899 garLoopResultBuilder]: For program point L2733(lines 2733 2735) no Hoare annotation was computed. [2022-11-26 01:14:17,549 INFO L899 garLoopResultBuilder]: For program point L2667-1(line 2667) no Hoare annotation was computed. [2022-11-26 01:14:17,552 INFO L895 garLoopResultBuilder]: At program point L2667(line 2667) the Hoare annotation is: (let ((.cse1 ((as const (Array Int Int)) 0))) (let ((.cse0 (select |#memory_$Pointer$.offset| |~#fixed_cdev~0.base|)) (.cse6 (select |#memory_int| |~#kernel_lock~0.base|)) (.cse17 (select |#memory_$Pointer$.base| |~#zf_miscdev~0.base|)) (.cse21 (store .cse1 |~#zf_fops~0.offset| 0)) (.cse22 (+ |~#zf_fops~0.offset| 4)) (.cse23 (+ |~#zf_fops~0.offset| 12)) (.cse24 (+ |~#zf_fops~0.offset| 24)) (.cse25 (+ 40 |~#zf_fops~0.offset|)) (.cse26 (+ |~#zf_fops~0.offset| 48)) (.cse18 (+ |~#zf_miscdev~0.offset| 8)) (.cse14 (select |#memory_int| 15)) (.cse5 (select |#memory_int| |~#fixed_cdev~0.base|)) (.cse2 (select |#memory_int| |~#zf_lock~0.base|)) (.cse15 (select |#memory_int| 17)) (.cse20 (select |#memory_$Pointer$.base| |~#fixed_cdev~0.base|)) (.cse7 (+ 4 |~#fixed_cdev~0.offset|)) (.cse9 (select |#memory_int| 18)) (.cse13 (select |#memory_int| 6)) (.cse27 (select |#memory_$Pointer$.offset| |~#zf_miscdev~0.base|)) (.cse19 (+ |~#zf_miscdev~0.offset| 4)) (.cse4 (select |#memory_int| |~#zf_port_lock~0.base|)) (.cse28 (select |#memory_int| 1)) (.cse12 (select |#memory_int| 16)) (.cse16 (select |#memory_$Pointer$.base| |~#zf_notifier~0.base|)) (.cse11 (+ 4 |~#zf_notifier~0.offset|)) (.cse3 (select |#memory_int| |~#zf_timer~0.base|)) (.cse10 (select |#memory_$Pointer$.offset| |~#zf_notifier~0.base|)) (.cse8 (+ 4 |~#zf_timer~0.offset|))) (and (= (select .cse0 |~#fixed_cdev~0.offset|) 0) (= 64 (select |#length| 36)) (= .cse1 (select |#memory_int| |~#fixed_gendisk~0.base|)) (= 12 (select |#length| 34)) (= |~#zf_fops~0.offset| 0) (= 0 ~fixed_cdev_used~0) (= |~#shared_workqueue~0.offset| 0) (= (select |#length| 37) 1280) (= .cse1 (select |#memory_int| |~#global_tty_driver~0.base|)) (= (select .cse2 |~#zf_lock~0.offset|) 0) (= 1460 (select |#length| 38)) (= (select |#valid| 30) 1) (= 1 (select |#valid| 5)) (= |~#registered_pci_driver~0.offset| 0) (= (select |#length| 3) 12) (= (select |#valid| 15) 1) (= (select (select |#memory_$Pointer$.offset| |~#timer_registered~0.base|) |~#timer_registered~0.offset|) 0) (= (select .cse3 |~#zf_timer~0.offset|) 0) (= 22 (select |#length| 26)) (= 35 (select |#length| 24)) (= 4 (select |#length| 16)) (= (select .cse4 |~#zf_port_lock~0.offset|) 0) (= (select .cse5 (+ 8 |~#fixed_cdev~0.offset|)) 0) (= ~number_request_queue_used~0 0) (= (select |#length| 22) 36) (= |#funAddr~zf_exit.offset| ~_ddv_module_exit~0.offset) (= (select ~_ddv_module_license~0 1) 80) (= 18 (select |#length| 2)) (= (select |#length| 9) 73) (= (select .cse6 |~#kernel_lock~0.offset|) 0) (= (select |#valid| 26) 1) (= ~zf_action~0 2048) (= (select |#length| 32) 100) (= |~#timer_registered~0.offset| 0) (= (select .cse0 .cse7) 0) (= (select |#length| 35) 16) (= (select |#length| 6) 4) (= (select |#valid| 35) 1) (= (select |#valid| 9) 1) (= |~#global_tty_driver~0.offset| 0) (= .cse1 (select |#memory_int| |~#cdev_registered~0.base|)) (= .cse1 (select |#memory_int| |~#fixed_request_queue~0.base|)) (= |~#zf_timer~0.base| 31) (= .cse1 (select |#memory_$Pointer$.base| |~#fixed_gendisk~0.base|)) (= 76 (select ~_ddv_module_license~0 2)) (= (select (select |#memory_$Pointer$.offset| |~#zf_timer~0.base|) .cse8) 0) (= (select |#valid| 38) 1) (= 43 |~#shared_workqueue~0.base|) (= .cse1 ~_ddv_module_param_nowayout~0) (= ~ddv_ioport_request_len~0 0) (= (select |#memory_$Pointer$.base| |~#registered_pci_driver~0.base|) .cse1) (= (select |#valid| 40) 1) (= ~_ddv_module_exit~0.base |#funAddr~zf_exit.base|) (= (select .cse9 2) 73) (= .cse1 (select |#memory_$Pointer$.base| |~#cdev_registered~0.base|)) (= .cse1 (select |#memory_int| |~#genhd_registered~0.base|)) (= (select .cse6 (+ |~#kernel_lock~0.offset| 4)) 0) (exists ((v_~bitwiseOr_127 Int)) (= (store (store .cse1 |~#zf_info~0.offset| v_~bitwiseOr_127) (+ |~#zf_info~0.offset| 4) 1) (select |#memory_int| |~#zf_info~0.base|))) (= (select (select |#memory_$Pointer$.base| |~#timer_registered~0.base|) |~#timer_registered~0.offset|) 0) (= |#funAddr~zf_exit.offset| ~_ddv_tmp_exit~0.offset) (= (select |#valid| 11) 1) (= (select .cse10 .cse11) 0) (= (select |#valid| 27) 1) (= |#funAddr~zf_exit.base| ~_ddv_tmp_exit~0.base) (= (select |#valid| 33) 1) (= ~_ddv_tmp_init~0.base |#funAddr~zf_init.base|) (= |~#zf_notifier~0.base| 34) (= 77 (select .cse12 1)) (= ~current_execution_context~0 1) (= 76 (select .cse13 2)) (= ~ddv_ioport_request_start~0 0) (= (select |#length| 28) 4) (= 128 (select |#length| 40)) (= (select .cse14 0) 82) (= .cse1 (select |#memory_$Pointer$.base| |~#genhd_registered~0.base|)) (= .cse1 ~_ddv_module_param_action~0) (= 78 (select .cse15 0)) (= ~proc_root_driver~0.offset 0) (= .cse1 (select |#memory_$Pointer$.offset| |~#genhd_registered~0.base|)) (= ~_ddv_module_author~0 .cse1) (= ~proc_root_driver~0.base 0) (= |~#registered_pci_driver~0.base| 39) (= |~#zf_is_open~0.offset| 0) (= 8 (select |#length| 30)) (= 42 |~#timer_registered~0.base|) (= 2 (select |#length| 1)) (= 0 |~#fixed_cdev~0.offset|) (= .cse1 (select |#memory_$Pointer$.base| |~#global_tty_driver~0.base|)) (= |#funAddr~zf_notify_sys.base| (select .cse16 |~#zf_notifier~0.offset|)) (= (select .cse17 .cse18) |~#zf_fops~0.base|) (= (select |#length| 7) 75) (= (select |#length| 12) 39) (= ~number_timer_registered~0 0) (= (select .cse14 2) 83) (= (select |#valid| 3) 1) (= 71 (select ~_ddv_module_license~0 0)) (= (select |#valid| 7) 1) (= (select .cse12 0) 83) (= (select |#valid| 18) 1) (= |~#fixed_request_queue~0.base| 45) (= (select |#valid| 22) 1) (= .cse1 (select |#memory_$Pointer$.offset| |~#fixed_gendisk~0.base|)) (= .cse1 (select |#memory_$Pointer$.offset| |~#registered_pci_driver~0.base|)) (= 28 |~#zf_is_open~0.base|) (= (select .cse17 .cse19) 14) (= (select |#length| 20) 58) (= (select .cse9 3) 0) (= .cse1 (select |#memory_$Pointer$.offset| |~#fixed_request_queue~0.base|)) (= (select .cse20 |~#fixed_cdev~0.offset|) 0) (= 236 (select |#length| 39)) (= |~#zf_lock~0.base| 29) (= (select |#valid| 24) 1) (= .cse1 ~_ddv_module_description~0) (= (select |#memory_$Pointer$.base| |~#zf_fops~0.base|) (store (store (store (store (store .cse21 .cse22 |#funAddr~no_llseek.base|) .cse23 |#funAddr~zf_write.base|) .cse24 |#funAddr~zf_ioctl.base|) .cse25 |#funAddr~zf_open.base|) .cse26 |#funAddr~zf_close.base|)) (= |~#kernel_lock~0.base| 44) (= (select |#valid| 45) 1) (= (select |#valid| 43) 1) (= (select |#memory_$Pointer$.offset| |~#zf_fops~0.base|) (store (store (store (store (store .cse21 .cse22 |#funAddr~no_llseek.offset|) .cse23 |#funAddr~zf_write.offset|) .cse24 |#funAddr~zf_ioctl.offset|) .cse25 |#funAddr~zf_open.offset|) .cse26 |#funAddr~zf_close.offset|)) (= (select |#valid| 44) 1) (= (select .cse14 3) 69) (= ~jiffies~0 0) (= (select .cse15 3) 0) (= .cse1 (select |#memory_$Pointer$.offset| |~#registered_irq~0.base|)) (= (select .cse3 (+ 14 |~#zf_timer~0.offset|)) 0) (= (select .cse13 1) 80) (= |~#registered_irq~0.offset| 0) (= (select |#valid| 12) 1) (= (select |#valid| 32) 1) (= |~#zf_fops~0.offset| (select .cse27 .cse18)) (= (select ~_ddv_module_license~0 3) 0) (= .cse1 (select |#memory_$Pointer$.offset| |~#shared_workqueue~0.base|)) (= 6 (select |#length| 41)) (= ~number_tasklet_registered~0 0) (= .cse1 (select |#memory_int| |~#registered_pci_driver~0.base|)) (= .cse1 (select |#memory_$Pointer$.offset| |~#global_tty_driver~0.base|)) (= (select |#valid| 39) 1) (= 84 (select .cse14 4)) (= (select |#valid| 28) 1) (= |~#zf_info~0.offset| 0) (= |~#kernel_lock~0.offset| 0) (= (select .cse12 2) 73) (= (select |#length| 17) 4) (= (select |#valid| 37) 1) (= (select |#length| 27) 40) (= (select |#length| 15) 6) (= (select .cse14 5) 0) (= |~#tasklet_registered~0.offset| 0) (= (select .cse3 (+ 12 |~#zf_timer~0.offset|)) 0) (= (select |#valid| 4) 1) (= (select |#length| 42) 4) (= (select .cse9 0) 83) (= 44 (select |#length| 10)) (= (select (select |#memory_int| |~#zf_miscdev~0.base|) |~#zf_miscdev~0.offset|) 130) (= ~zf_expect_close~0 0) (= 460 (select |#length| 45)) (= (select .cse15 2) 73) (= 16 (select |#length| 31)) (= 30 |~#zf_port_lock~0.base|) (= |~#zf_info~0.base| 27) (= (select |#valid| 1) 1) (= 44 (select |#length| 4)) (= (select |#valid| 20) 1) (= (select |#valid| 41) 1) (= (select .cse14 1) 69) (= 31 (select |#length| 5)) (= 32 |~#zf_fops~0.base|) (= |~#fixed_cdev~0.base| 35) (= (select |#valid| 21) 1) (= |~#zf_miscdev~0.offset| 0) (= |~#tasklet_registered~0.base| 41) (= (select .cse5 (+ 12 |~#fixed_cdev~0.offset|)) 0) (= |~#genhd_registered~0.base| 38) (= (select (select |#memory_int| |~#tasklet_registered~0.base|) (+ |~#tasklet_registered~0.offset| 4)) 0) (= (select .cse2 (+ |~#zf_lock~0.offset| 4)) 0) (= (select |#length| 44) 8) (= (select |#valid| 14) 1) (= 77 (select .cse15 1)) (= (select .cse13 0) 71) (= (select |#valid| 42) 1) (= (select |#length| 19) 40) (= 9 (select |#length| 14)) (= (select |#valid| 0) 0) (= ~next_heartbeat~0 0) (= (select (select |#memory_int| |~#zf_notifier~0.base|) (+ 8 |~#zf_notifier~0.offset|)) 0) (= (select |#valid| 25) 1) (= 4 (select |#length| 18)) (= (select .cse20 .cse7) 0) (= (select |#length| 11) 43) (= (select |#valid| 2) 1) (= (select |#valid| 46) 1) (= 0 |~#cdev_registered~0.offset|) (= |#NULL.offset| 0) (= (select |#valid| 36) 1) (= ~nowayout~0 0) (= (select .cse28 0) 48) (= .cse1 (select |#memory_$Pointer$.base| |~#fixed_request_queue~0.base|)) (= (select |#valid| 23) 1) (= |~#zf_miscdev~0.base| 33) (= 69 (select |#length| 13)) (= (select (select |#memory_$Pointer$.offset| |~#tasklet_registered~0.base|) |~#tasklet_registered~0.offset|) 0) (= |~#global_tty_driver~0.base| 46) (= ~_ddv_module_init~0.offset |#funAddr~zf_init.offset|) (= |~#zf_lock~0.offset| 0) (= (select |#valid| 19) 1) (= .cse1 (select |#memory_$Pointer$.base| |~#shared_workqueue~0.base|)) (= (select |#valid| 31) 1) (= ~_ddv_module_init~0.base |#funAddr~zf_init.base|) (= (select |#valid| 34) 1) (= 67 (select .cse9 1)) (= (select .cse13 3) 0) (= (select .cse27 .cse19) 0) (= (select |#valid| 16) 1) (= |~#zf_port_lock~0.offset| 0) (= (select .cse4 (+ |~#zf_port_lock~0.offset| 4)) 0) (= (select |#valid| 6) 1) (= |~#fixed_request_queue~0.offset| 0) (= (select .cse28 1) 0) (= ~number_cdev_registered~0 0) (= |~#registered_irq~0.base| 40) (= |~#genhd_registered~0.offset| 0) (= ~number_fixed_genhd_used~0 0) (= 0 |~#zf_notifier~0.offset|) (= 14 (select |#length| 23)) (= (select |#length| 33) 12) (= (select |#valid| 29) 1) (= (select (select |#memory_$Pointer$.base| |~#tasklet_registered~0.base|) |~#tasklet_registered~0.offset|) 0) (= (select |#length| 8) 18) (= 40 (select |#length| 43)) (= ~action~0 0) (= 200 (select |#length| 46)) (= (select |#valid| 17) 1) (= (select .cse12 3) 0) (= (select .cse16 .cse11) 0) (= (select |#valid| 10) 1) (= (select |#valid| 8) 1) (= (select .cse3 (+ 8 |~#zf_timer~0.offset|)) 0) (= (select .cse10 |~#zf_notifier~0.offset|) |#funAddr~zf_notify_sys.offset|) (= 0 |~#zf_timer~0.offset|) (= (select |#valid| 13) 1) (= |~#cdev_registered~0.base| 36) (= ~_ddv_tmp_init~0.offset |#funAddr~zf_init.offset|) (= (select (select |#memory_int| |~#zf_is_open~0.base|) |~#zf_is_open~0.offset|) 0) (< 0 |#StackHeapBarrier|) (= (select |#length| 21) 31) (= .cse1 (select |#memory_$Pointer$.offset| |~#cdev_registered~0.base|)) (= ~number_genhd_registered~0 0) (= |~#fixed_gendisk~0.base| 37) (= (select (select |#memory_$Pointer$.base| |~#zf_timer~0.base|) .cse8) 0) (= 44 (select |#length| 25)) (= |~#fixed_gendisk~0.offset| 0) (= |#NULL.base| 0) (= (select |#length| 29) 8) (= (select |#memory_$Pointer$.base| |~#registered_irq~0.base|) .cse1)))) [2022-11-26 01:14:17,553 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-26 01:14:17,553 INFO L899 garLoopResultBuilder]: For program point L3097-1(line 3097) no Hoare annotation was computed. [2022-11-26 01:14:17,553 INFO L895 garLoopResultBuilder]: At program point L3097(line 3097) the Hoare annotation is: false [2022-11-26 01:14:17,553 INFO L902 garLoopResultBuilder]: At program point L1842(line 1842) the Hoare annotation is: true [2022-11-26 01:14:17,553 INFO L902 garLoopResultBuilder]: At program point L1842-1(lines 1836 1843) the Hoare annotation is: true [2022-11-26 01:14:17,554 INFO L895 garLoopResultBuilder]: At program point L2767(line 2767) the Hoare annotation is: false [2022-11-26 01:14:17,554 INFO L899 garLoopResultBuilder]: For program point L2833-2(lines 2833 2841) no Hoare annotation was computed. [2022-11-26 01:14:17,554 INFO L899 garLoopResultBuilder]: For program point L2669-3(line 2669) no Hoare annotation was computed. [2022-11-26 01:14:17,555 INFO L895 garLoopResultBuilder]: At program point L2669-5(lines 2669 2671) the Hoare annotation is: (let ((.cse159 (select |#memory_int| |~#kernel_lock~0.base|)) (.cse158 ((as const (Array Int Int)) 0))) (let ((.cse0 (= 64 (select |#length| 36))) (.cse1 (= 12 (select |#length| 34))) (.cse2 (= (select |#length| 37) 1280)) (.cse3 (= 1460 (select |#length| 38))) (.cse4 (= (select |#valid| 30) 1)) (.cse5 (= 1 (select |#valid| 5))) (.cse6 (= (select |#length| 3) 12)) (.cse7 (= (select |#valid| 15) 1)) (.cse8 (= 22 (select |#length| 26))) (.cse9 (= 35 (select |#length| 24))) (.cse10 (= 4 (select |#length| 16))) (.cse11 (= (select |#length| 22) 36)) (.cse12 (= |#funAddr~zf_exit.offset| ~_ddv_module_exit~0.offset)) (.cse13 (= (select ~_ddv_module_license~0 1) 80)) (.cse14 (= 18 (select |#length| 2))) (.cse15 (= (select |#length| 9) 73)) (.cse16 (= (select |#valid| 26) 1)) (.cse17 (= (select |#length| 32) 100)) (.cse18 (= (select |#length| 35) 16)) (.cse19 (= (select |#length| 6) 4)) (.cse20 (= (select |#valid| 35) 1)) (.cse21 (= (select |#valid| 9) 1)) (.cse22 (= 76 (select ~_ddv_module_license~0 2))) (.cse23 (= (select |#valid| 38) 1)) (.cse24 (= .cse158 ~_ddv_module_param_nowayout~0)) (.cse25 (= (select |#valid| 40) 1)) (.cse26 (= ~_ddv_module_exit~0.base |#funAddr~zf_exit.base|)) (.cse27 (= (select .cse159 (+ |~#kernel_lock~0.offset| 4)) 0)) (.cse28 (= |#funAddr~zf_exit.offset| ~_ddv_tmp_exit~0.offset)) (.cse29 (= (select |#valid| 11) 1)) (.cse30 (= (select |#valid| 27) 1)) (.cse31 (= |#funAddr~zf_exit.base| ~_ddv_tmp_exit~0.base)) (.cse32 (= (select |#valid| 33) 1)) (.cse33 (= ~_ddv_tmp_init~0.base |#funAddr~zf_init.base|)) (.cse34 (= (select |#length| 28) 4)) (.cse35 (= 128 (select |#length| 40))) (.cse36 (= .cse158 ~_ddv_module_param_action~0)) (.cse37 (= ~proc_root_driver~0.offset 0)) (.cse38 (= ~_ddv_module_author~0 .cse158)) (.cse39 (= ~proc_root_driver~0.base 0)) (.cse40 (= |~#registered_pci_driver~0.base| 39)) (.cse41 (= |~#zf_is_open~0.offset| 0)) (.cse42 (= 8 (select |#length| 30))) (.cse43 (= 42 |~#timer_registered~0.base|)) (.cse44 (= 2 (select |#length| 1))) (.cse45 (= 0 |~#fixed_cdev~0.offset|)) (.cse46 (= (select |#length| 7) 75)) (.cse47 (= (select |#length| 12) 39)) (.cse48 (= ~number_timer_registered~0 0)) (.cse49 (= (select |#valid| 3) 1)) (.cse50 (= 71 (select ~_ddv_module_license~0 0))) (.cse51 (= (select |#valid| 7) 1)) (.cse52 (= (select |#valid| 18) 1)) (.cse53 (= (select .cse159 |~#kernel_lock~0.offset|) 1)) (.cse54 (= |~#fixed_request_queue~0.base| 45)) (.cse55 (= (select |#valid| 22) 1)) (.cse56 (= 28 |~#zf_is_open~0.base|)) (.cse57 (= (select |#length| 20) 58)) (.cse58 (= 236 (select |#length| 39))) (.cse59 (= |~#zf_lock~0.base| 29)) (.cse60 (= (select |#valid| 24) 1)) (.cse61 (= .cse158 ~_ddv_module_description~0)) (.cse62 (= |~#kernel_lock~0.base| 44)) (.cse63 (= (select |#valid| 45) 1)) (.cse64 (= (select |#valid| 43) 1)) (.cse65 (= (select |#valid| 44) 1)) (.cse66 (= ~jiffies~0 0)) (.cse67 (= |~#registered_irq~0.offset| 0)) (.cse68 (= (select |#valid| 12) 1)) (.cse69 (= (select |#valid| 32) 1)) (.cse70 (= (select ~_ddv_module_license~0 3) 0)) (.cse71 (= 6 (select |#length| 41))) (.cse72 (= ~number_tasklet_registered~0 0)) (.cse73 (= (select |#valid| 39) 1)) (.cse74 (= (select |#valid| 28) 1)) (.cse75 (= |~#zf_info~0.offset| 0)) (.cse76 (= |~#kernel_lock~0.offset| 0)) (.cse77 (= (select |#length| 17) 4)) (.cse78 (= (select |#valid| 37) 1)) (.cse79 (= (select |#length| 27) 40)) (.cse80 (= (select |#length| 15) 6)) (.cse81 (= |~#tasklet_registered~0.offset| 0)) (.cse82 (= (select |#valid| 4) 1)) (.cse83 (= (select |#length| 42) 4)) (.cse84 (= 44 (select |#length| 10))) (.cse85 (= ~zf_expect_close~0 0)) (.cse86 (= 460 (select |#length| 45))) (.cse87 (= 16 (select |#length| 31))) (.cse88 (= 30 |~#zf_port_lock~0.base|)) (.cse89 (= |~#zf_info~0.base| 27)) (.cse90 (= (select |#valid| 1) 1)) (.cse91 (= 44 (select |#length| 4))) (.cse92 (= (select |#valid| 20) 1)) (.cse93 (= (select |#valid| 41) 1)) (.cse94 (= 31 (select |#length| 5))) (.cse95 (= 32 |~#zf_fops~0.base|)) (.cse96 (= |~#fixed_cdev~0.base| 35)) (.cse97 (= (select |#valid| 21) 1)) (.cse98 (= |~#zf_miscdev~0.offset| 0)) (.cse99 (= |~#tasklet_registered~0.base| 41)) (.cse100 (= |~#genhd_registered~0.base| 38)) (.cse101 (= (select |#length| 44) 8)) (.cse102 (= (select |#valid| 14) 1)) (.cse103 (= (select |#valid| 42) 1)) (.cse104 (= (select |#length| 19) 40)) (.cse105 (= 9 (select |#length| 14))) (.cse106 (= (select |#valid| 0) 0)) (.cse107 (= ~next_heartbeat~0 0)) (.cse108 (= (select |#valid| 25) 1)) (.cse109 (= 4 (select |#length| 18))) (.cse110 (= (select |#length| 11) 43)) (.cse111 (= (select |#valid| 2) 1)) (.cse112 (= (select |#valid| 46) 1)) (.cse113 (= 0 |~#cdev_registered~0.offset|)) (.cse114 (= |#NULL.offset| 0)) (.cse115 (= (select |#valid| 36) 1)) (.cse116 (= ~nowayout~0 0)) (.cse117 (= (select |#valid| 23) 1)) (.cse118 (= |~#zf_miscdev~0.base| 33)) (.cse119 (= 69 (select |#length| 13))) (.cse120 (= |~#global_tty_driver~0.base| 46)) (.cse121 (= ~_ddv_module_init~0.offset |#funAddr~zf_init.offset|)) (.cse122 (= |~#zf_lock~0.offset| 0)) (.cse123 (= (select |#valid| 19) 1)) (.cse124 (= (select |#valid| 31) 1)) (.cse125 (= ~_ddv_module_init~0.base |#funAddr~zf_init.base|)) (.cse126 (= (select |#valid| 34) 1)) (.cse127 (= (select |#valid| 16) 1)) (.cse128 (= |~#zf_port_lock~0.offset| 0)) (.cse129 (= (select |#valid| 6) 1)) (.cse130 (= |~#fixed_request_queue~0.offset| 0)) (.cse131 (= ~number_cdev_registered~0 0)) (.cse132 (= |~#registered_irq~0.base| 40)) (.cse133 (= |~#genhd_registered~0.offset| 0)) (.cse134 (= ~number_fixed_genhd_used~0 0)) (.cse135 (= 0 |~#zf_notifier~0.offset|)) (.cse136 (= 14 (select |#length| 23))) (.cse137 (= (select |#length| 33) 12)) (.cse138 (= (select |#valid| 29) 1)) (.cse139 (= (select |#length| 8) 18)) (.cse140 (= 40 (select |#length| 43))) (.cse141 (= ~action~0 0)) (.cse142 (= 200 (select |#length| 46))) (.cse143 (= (select |#valid| 17) 1)) (.cse144 (= (select |#valid| 10) 1)) (.cse145 (= (select |#valid| 8) 1)) (.cse146 (= 0 |~#zf_timer~0.offset|)) (.cse147 (= (select |#valid| 13) 1)) (.cse148 (= |~#cdev_registered~0.base| 36)) (.cse149 (= ~_ddv_tmp_init~0.offset |#funAddr~zf_init.offset|)) (.cse150 (< 0 |#StackHeapBarrier|)) (.cse151 (= (select |#length| 21) 31)) (.cse152 (= ~number_genhd_registered~0 0)) (.cse153 (= |~#fixed_gendisk~0.base| 37)) (.cse154 (= 44 (select |#length| 25))) (.cse155 (= |~#fixed_gendisk~0.offset| 0)) (.cse156 (= |#NULL.base| 0)) (.cse157 (= (select |#length| 29) 8))) (or (and (<= 0 |~#global_tty_driver~0.offset|) .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 (<= 0 ~ddv_ioport_request_len~0) .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 (<= ~zf_action~0 2048) .cse18 .cse19 .cse20 .cse21 (<= |~#zf_fops~0.offset| 0) .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 (<= |~#zf_notifier~0.base| 34) .cse29 (<= 0 |~#shared_workqueue~0.offset|) .cse30 .cse31 .cse32 .cse33 (<= |~#global_tty_driver~0.offset| 0) .cse34 (<= 0 ~ddv_ioport_request_start~0) .cse35 (<= |~#zf_timer~0.base| 31) .cse36 (<= 34 |~#zf_notifier~0.base|) .cse37 .cse38 .cse39 .cse40 .cse41 .cse42 .cse43 .cse44 .cse45 (<= |~#shared_workqueue~0.base| 43) (<= 1 |ULTIMATE.start_init_kernel_~i~1#1|) (<= |~#registered_pci_driver~0.offset| 0) .cse46 .cse47 .cse48 (<= 0 |~#registered_pci_driver~0.offset|) .cse49 .cse50 (<= |~#timer_registered~0.offset| 0) .cse51 (<= ~ddv_ioport_request_start~0 0) .cse52 .cse53 .cse54 .cse55 .cse56 .cse57 .cse58 .cse59 (<= ~current_execution_context~0 1) (<= 1 ~current_execution_context~0) (<= 31 |~#zf_timer~0.base|) .cse60 .cse61 .cse62 .cse63 .cse64 .cse65 .cse66 .cse67 .cse68 .cse69 .cse70 .cse71 .cse72 .cse73 .cse74 .cse75 .cse76 (<= |~#shared_workqueue~0.offset| 0) .cse77 .cse78 .cse79 .cse80 .cse81 .cse82 .cse83 .cse84 .cse85 .cse86 .cse87 .cse88 .cse89 .cse90 .cse91 .cse92 .cse93 .cse94 .cse95 .cse96 .cse97 .cse98 .cse99 .cse100 .cse101 .cse102 .cse103 (<= |ULTIMATE.start_init_kernel_~i~1#1| 2147483647) .cse104 .cse105 .cse106 (<= 43 |~#shared_workqueue~0.base|) (<= ~number_request_queue_used~0 0) .cse107 .cse108 .cse109 .cse110 .cse111 .cse112 .cse113 .cse114 .cse115 .cse116 (<= 2048 ~zf_action~0) .cse117 .cse118 .cse119 .cse120 .cse121 .cse122 .cse123 (<= 0 |~#zf_fops~0.offset|) .cse124 .cse125 .cse126 .cse127 .cse128 (<= 0 ~fixed_cdev_used~0) .cse129 .cse130 .cse131 .cse132 .cse133 .cse134 (<= 0 |~#timer_registered~0.offset|) .cse135 .cse136 .cse137 .cse138 (<= ~ddv_ioport_request_len~0 0) (<= ~fixed_cdev_used~0 0) .cse139 .cse140 .cse141 .cse142 .cse143 .cse144 .cse145 .cse146 .cse147 .cse148 .cse149 .cse150 .cse151 .cse152 .cse153 .cse154 .cse155 .cse156 .cse157 (<= 0 ~number_request_queue_used~0)) (and .cse0 .cse1 (= |~#zf_fops~0.offset| 0) (= 0 ~fixed_cdev_used~0) (= |~#shared_workqueue~0.offset| 0) .cse2 .cse3 .cse4 .cse5 (= |~#registered_pci_driver~0.offset| 0) .cse6 .cse7 .cse8 .cse9 .cse10 (= |ULTIMATE.start_init_kernel_~i~1#1| 0) (= ~number_request_queue_used~0 0) .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 (= ~zf_action~0 2048) .cse17 (= |~#timer_registered~0.offset| 0) .cse18 .cse19 .cse20 .cse21 (= |~#global_tty_driver~0.offset| 0) (= |~#zf_timer~0.base| 31) .cse22 .cse23 (= 43 |~#shared_workqueue~0.base|) .cse24 (= ~ddv_ioport_request_len~0 0) .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 (= |~#zf_notifier~0.base| 34) (= ~current_execution_context~0 1) (= ~ddv_ioport_request_start~0 0) .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41 .cse42 .cse43 .cse44 .cse45 .cse46 .cse47 .cse48 .cse49 .cse50 .cse51 .cse52 .cse53 .cse54 .cse55 .cse56 .cse57 .cse58 .cse59 .cse60 .cse61 .cse62 .cse63 .cse64 .cse65 .cse66 .cse67 .cse68 .cse69 .cse70 .cse71 .cse72 .cse73 .cse74 .cse75 .cse76 .cse77 .cse78 .cse79 .cse80 .cse81 .cse82 .cse83 .cse84 .cse85 .cse86 .cse87 .cse88 .cse89 .cse90 .cse91 .cse92 .cse93 .cse94 .cse95 .cse96 .cse97 .cse98 .cse99 .cse100 .cse101 .cse102 .cse103 .cse104 .cse105 .cse106 .cse107 .cse108 .cse109 .cse110 .cse111 .cse112 .cse113 .cse114 .cse115 .cse116 .cse117 .cse118 .cse119 .cse120 .cse121 .cse122 .cse123 .cse124 .cse125 .cse126 .cse127 .cse128 .cse129 .cse130 .cse131 .cse132 .cse133 .cse134 .cse135 .cse136 .cse137 .cse138 .cse139 .cse140 .cse141 .cse142 .cse143 .cse144 .cse145 .cse146 .cse147 .cse148 .cse149 .cse150 .cse151 .cse152 .cse153 .cse154 .cse155 .cse156 .cse157)))) [2022-11-26 01:14:17,556 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 4252) no Hoare annotation was computed. [2022-11-26 01:14:17,556 INFO L899 garLoopResultBuilder]: For program point L2669-4(line 2669) no Hoare annotation was computed. [2022-11-26 01:14:17,556 INFO L899 garLoopResultBuilder]: For program point L3099-2(lines 3099 3105) no Hoare annotation was computed. [2022-11-26 01:14:17,556 INFO L899 garLoopResultBuilder]: For program point L1811(lines 1811 1815) no Hoare annotation was computed. [2022-11-26 01:14:17,556 INFO L899 garLoopResultBuilder]: For program point L2802(line 2802) no Hoare annotation was computed. [2022-11-26 01:14:17,556 INFO L899 garLoopResultBuilder]: For program point L2835-1(lines 2835 2836) no Hoare annotation was computed. [2022-11-26 01:14:17,558 INFO L895 garLoopResultBuilder]: At program point L1778(line 1778) the Hoare annotation is: (let ((.cse1 (select |#memory_int| |~#kernel_lock~0.base|)) (.cse0 ((as const (Array Int Int)) 0))) (and (<= 0 |~#global_tty_driver~0.offset|) (= 64 (select |#length| 36)) (= 12 (select |#length| 34)) (= (select |#length| 37) 1280) (= 1460 (select |#length| 38)) (= (select |#valid| 30) 1) (= 1 (select |#valid| 5)) (= (select |#length| 3) 12) (= (select |#valid| 15) 1) (= 22 (select |#length| 26)) (= 35 (select |#length| 24)) (= 4 (select |#length| 16)) (<= 0 ~ddv_ioport_request_len~0) (= (select |#length| 22) 36) (= |#funAddr~zf_exit.offset| ~_ddv_module_exit~0.offset) (= (select ~_ddv_module_license~0 1) 80) (= 18 (select |#length| 2)) (= (select |#length| 9) 73) (= (select |#valid| 26) 1) (= (select |#length| 32) 100) (<= ~zf_action~0 2048) (= (select |#length| 35) 16) (= (select |#length| 6) 4) (= (select |#valid| 35) 1) (= (select |#valid| 9) 1) (<= |~#zf_fops~0.offset| 0) (= 76 (select ~_ddv_module_license~0 2)) (= (select |#valid| 38) 1) (= .cse0 ~_ddv_module_param_nowayout~0) (= (select |#valid| 40) 1) (= ~_ddv_module_exit~0.base |#funAddr~zf_exit.base|) (= (select .cse1 (+ |~#kernel_lock~0.offset| 4)) 0) (= |#funAddr~zf_exit.offset| ~_ddv_tmp_exit~0.offset) (<= |~#zf_notifier~0.base| 34) (= (select |#valid| 11) 1) (<= 0 |~#shared_workqueue~0.offset|) (= (select |#valid| 27) 1) (= |#funAddr~zf_exit.base| ~_ddv_tmp_exit~0.base) (= (select |#valid| 33) 1) (= ~_ddv_tmp_init~0.base |#funAddr~zf_init.base|) (<= |~#global_tty_driver~0.offset| 0) (= (select |#length| 28) 4) (<= 0 ~ddv_ioport_request_start~0) (= 128 (select |#length| 40)) (= ~_ddv_module_init~0.offset |ULTIMATE.start_##fun~~TO~int_#in~#fp#1.offset|) (<= |~#zf_timer~0.base| 31) (= .cse0 ~_ddv_module_param_action~0) (<= 34 |~#zf_notifier~0.base|) (= ~proc_root_driver~0.offset 0) (= ~_ddv_module_author~0 .cse0) (= ~proc_root_driver~0.base 0) (= |~#registered_pci_driver~0.base| 39) (= |~#zf_is_open~0.offset| 0) (= 8 (select |#length| 30)) (= ~_ddv_module_init~0.base |ULTIMATE.start_##fun~~TO~int_#in~#fp#1.base|) (= 42 |~#timer_registered~0.base|) (= 2 (select |#length| 1)) (= 0 |~#fixed_cdev~0.offset|) (<= |~#shared_workqueue~0.base| 43) (<= |~#registered_pci_driver~0.offset| 0) (= (select |#length| 7) 75) (= (select |#length| 12) 39) (= ~number_timer_registered~0 0) (<= 0 |~#registered_pci_driver~0.offset|) (= (select |#valid| 3) 1) (= 71 (select ~_ddv_module_license~0 0)) (<= |~#timer_registered~0.offset| 0) (= (select |#valid| 7) 1) (<= ~ddv_ioport_request_start~0 0) (= (select |#valid| 18) 1) (= (select .cse1 |~#kernel_lock~0.offset|) 1) (= |~#fixed_request_queue~0.base| 45) (= (select |#valid| 22) 1) (= 28 |~#zf_is_open~0.base|) (= (select |#length| 20) 58) (= 236 (select |#length| 39)) (= |~#zf_lock~0.base| 29) (<= ~current_execution_context~0 1) (<= 1 ~current_execution_context~0) (<= 31 |~#zf_timer~0.base|) (= (select |#valid| 24) 1) (= .cse0 ~_ddv_module_description~0) (= |~#kernel_lock~0.base| 44) (= (select |#valid| 45) 1) (= (select |#valid| 43) 1) (= (select |#valid| 44) 1) (= ~jiffies~0 0) (= |~#registered_irq~0.offset| 0) (= (select |#valid| 12) 1) (= (select |#valid| 32) 1) (= (select ~_ddv_module_license~0 3) 0) (= 6 (select |#length| 41)) (= ~number_tasklet_registered~0 0) (= (select |#valid| 39) 1) (= (select |#valid| 28) 1) (= |~#zf_info~0.offset| 0) (= |~#kernel_lock~0.offset| 0) (<= |~#shared_workqueue~0.offset| 0) (= (select |#length| 17) 4) (= (select |#valid| 37) 1) (= (select |#length| 27) 40) (= (select |#length| 15) 6) (= |~#tasklet_registered~0.offset| 0) (= (select |#valid| 4) 1) (= (select |#length| 42) 4) (= |ULTIMATE.start_init_kernel_~i~1#1| 1) (= 44 (select |#length| 10)) (= ~zf_expect_close~0 0) (= 460 (select |#length| 45)) (= 16 (select |#length| 31)) (= 30 |~#zf_port_lock~0.base|) (= |~#zf_info~0.base| 27) (= (select |#valid| 1) 1) (= 44 (select |#length| 4)) (= (select |#valid| 20) 1) (= (select |#valid| 41) 1) (= 31 (select |#length| 5)) (= 32 |~#zf_fops~0.base|) (= |~#fixed_cdev~0.base| 35) (= (select |#valid| 21) 1) (= |~#zf_miscdev~0.offset| 0) (= |~#tasklet_registered~0.base| 41) (= |~#genhd_registered~0.base| 38) (= (select |#length| 44) 8) (= (select |#valid| 14) 1) (= (select |#valid| 42) 1) (= (select |#length| 19) 40) (= 9 (select |#length| 14)) (= (select |#valid| 0) 0) (<= 43 |~#shared_workqueue~0.base|) (<= ~number_request_queue_used~0 0) (= ~next_heartbeat~0 0) (= (select |#valid| 25) 1) (= 4 (select |#length| 18)) (= (select |#length| 11) 43) (= (select |#valid| 2) 1) (= (select |#valid| 46) 1) (= 0 |~#cdev_registered~0.offset|) (= |#NULL.offset| 0) (= (select (select |#memory_int| |~#tasklet_registered~0.base|) (+ (- 2) (* |ULTIMATE.start_init_kernel_~i~1#1| 6) |~#tasklet_registered~0.offset|)) 0) (= (select |#valid| 36) 1) (= ~nowayout~0 0) (<= 2048 ~zf_action~0) (= (select |#valid| 23) 1) (= |~#zf_miscdev~0.base| 33) (= 69 (select |#length| 13)) (= (select (select |#memory_$Pointer$.offset| |~#tasklet_registered~0.base|) |~#tasklet_registered~0.offset|) 0) (= |~#global_tty_driver~0.base| 46) (= ~_ddv_module_init~0.offset |#funAddr~zf_init.offset|) (= |~#zf_lock~0.offset| 0) (= (select |#valid| 19) 1) (<= 0 |~#zf_fops~0.offset|) (= (select |#valid| 31) 1) (= ~_ddv_module_init~0.base |#funAddr~zf_init.base|) (= (select |#valid| 34) 1) (= (select |#valid| 16) 1) (= |~#zf_port_lock~0.offset| 0) (<= 0 ~fixed_cdev_used~0) (= (select |#valid| 6) 1) (= |~#fixed_request_queue~0.offset| 0) (= ~number_cdev_registered~0 0) (= |~#registered_irq~0.base| 40) (= |~#genhd_registered~0.offset| 0) (= ~number_fixed_genhd_used~0 0) (<= 0 |~#timer_registered~0.offset|) (= 0 |~#zf_notifier~0.offset|) (= 14 (select |#length| 23)) (= (select |#length| 33) 12) (= (select |#valid| 29) 1) (= (select (select |#memory_$Pointer$.base| |~#tasklet_registered~0.base|) |~#tasklet_registered~0.offset|) 0) (<= ~ddv_ioport_request_len~0 0) (<= ~fixed_cdev_used~0 0) (= (select |#length| 8) 18) (= 40 (select |#length| 43)) (= ~action~0 0) (= 200 (select |#length| 46)) (= (select |#valid| 17) 1) (= (select |#valid| 10) 1) (= (select |#valid| 8) 1) (= 0 |~#zf_timer~0.offset|) (= (select |#valid| 13) 1) (= |~#cdev_registered~0.base| 36) (= ~_ddv_tmp_init~0.offset |#funAddr~zf_init.offset|) (< 0 |#StackHeapBarrier|) (= (select |#length| 21) 31) (= ~number_genhd_registered~0 0) (= |~#fixed_gendisk~0.base| 37) (= 44 (select |#length| 25)) (= |~#fixed_gendisk~0.offset| 0) (= |#NULL.base| 0) (= (select |#length| 29) 8) (<= 0 ~number_request_queue_used~0))) [2022-11-26 01:14:17,559 INFO L895 garLoopResultBuilder]: At program point L2835(lines 2835 2836) the Hoare annotation is: false [2022-11-26 01:14:17,559 INFO L899 garLoopResultBuilder]: For program point L1778-1(line 1778) no Hoare annotation was computed. [2022-11-26 01:14:17,559 INFO L899 garLoopResultBuilder]: For program point L2703(line 2703) no Hoare annotation was computed. [2022-11-26 01:14:17,559 INFO L899 garLoopResultBuilder]: For program point L3496(lines 3496 3508) no Hoare annotation was computed. [2022-11-26 01:14:17,559 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 2669) no Hoare annotation was computed. [2022-11-26 01:14:17,559 INFO L895 garLoopResultBuilder]: At program point L1812(lines 1812 1813) the Hoare annotation is: false [2022-11-26 01:14:17,560 INFO L899 garLoopResultBuilder]: For program point L1812-1(lines 1812 1813) no Hoare annotation was computed. [2022-11-26 01:14:17,560 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 2669) no Hoare annotation was computed. [2022-11-26 01:14:17,560 INFO L899 garLoopResultBuilder]: For program point L3035-1(line 3035) no Hoare annotation was computed. [2022-11-26 01:14:17,560 INFO L895 garLoopResultBuilder]: At program point L3035(line 3035) the Hoare annotation is: false [2022-11-26 01:14:17,562 INFO L895 garLoopResultBuilder]: At program point L1780(line 1780) the Hoare annotation is: (let ((.cse1 (select |#memory_int| |~#kernel_lock~0.base|)) (.cse0 ((as const (Array Int Int)) 0))) (and (<= 0 |~#global_tty_driver~0.offset|) (= 64 (select |#length| 36)) (= 12 (select |#length| 34)) (= (select |#length| 37) 1280) (= 1460 (select |#length| 38)) (= (select |#valid| 30) 1) (= 1 (select |#valid| 5)) (= (select |#length| 3) 12) (= (select |#valid| 15) 1) (= 22 (select |#length| 26)) (= 35 (select |#length| 24)) (= 4 (select |#length| 16)) (<= 0 ~ddv_ioport_request_len~0) (= (select |#length| 22) 36) (= |#funAddr~zf_exit.offset| ~_ddv_module_exit~0.offset) (= (select ~_ddv_module_license~0 1) 80) (= 18 (select |#length| 2)) (= (select |#length| 9) 73) (= (select |#valid| 26) 1) (= (select |#length| 32) 100) (<= ~zf_action~0 2048) (= (select |#length| 35) 16) (= (select |#length| 6) 4) (= (select |#valid| 35) 1) (= (select |#valid| 9) 1) (<= |~#zf_fops~0.offset| 0) (= 76 (select ~_ddv_module_license~0 2)) (= (select |#valid| 38) 1) (= .cse0 ~_ddv_module_param_nowayout~0) (= (select |#valid| 40) 1) (= ~_ddv_module_exit~0.base |#funAddr~zf_exit.base|) (= (select .cse1 (+ |~#kernel_lock~0.offset| 4)) 0) (= |#funAddr~zf_exit.offset| ~_ddv_tmp_exit~0.offset) (<= |~#zf_notifier~0.base| 34) (= (select |#valid| 11) 1) (<= 0 |~#shared_workqueue~0.offset|) (= (select |#valid| 27) 1) (= |#funAddr~zf_exit.base| ~_ddv_tmp_exit~0.base) (= (select |#valid| 33) 1) (= ~_ddv_tmp_init~0.base |#funAddr~zf_init.base|) (<= |~#global_tty_driver~0.offset| 0) (= (select |#length| 28) 4) (<= 0 ~ddv_ioport_request_start~0) (= 128 (select |#length| 40)) (= ~_ddv_module_init~0.offset |ULTIMATE.start_##fun~~TO~int_#in~#fp#1.offset|) (<= |~#zf_timer~0.base| 31) (= .cse0 ~_ddv_module_param_action~0) (<= 34 |~#zf_notifier~0.base|) (= ~proc_root_driver~0.offset 0) (= ~_ddv_module_author~0 .cse0) (= ~proc_root_driver~0.base 0) (= |~#registered_pci_driver~0.base| 39) (= |~#zf_is_open~0.offset| 0) (= 8 (select |#length| 30)) (= ~_ddv_module_init~0.base |ULTIMATE.start_##fun~~TO~int_#in~#fp#1.base|) (= 42 |~#timer_registered~0.base|) (= 2 (select |#length| 1)) (= 0 |~#fixed_cdev~0.offset|) (<= |~#shared_workqueue~0.base| 43) (<= |~#registered_pci_driver~0.offset| 0) (= (select |#length| 7) 75) (= (select |#length| 12) 39) (= ~number_timer_registered~0 0) (<= 0 |~#registered_pci_driver~0.offset|) (= (select |#valid| 3) 1) (= 71 (select ~_ddv_module_license~0 0)) (<= |~#timer_registered~0.offset| 0) (= (select |#valid| 7) 1) (<= ~ddv_ioport_request_start~0 0) (= (select |#valid| 18) 1) (= (select .cse1 |~#kernel_lock~0.offset|) 1) (= |~#fixed_request_queue~0.base| 45) (= (select |#valid| 22) 1) (= 28 |~#zf_is_open~0.base|) (= (select |#length| 20) 58) (= 236 (select |#length| 39)) (= |~#zf_lock~0.base| 29) (<= ~current_execution_context~0 1) (<= 1 ~current_execution_context~0) (<= 31 |~#zf_timer~0.base|) (= (select |#valid| 24) 1) (= .cse0 ~_ddv_module_description~0) (= |~#kernel_lock~0.base| 44) (= (select |#valid| 45) 1) (= (select |#valid| 43) 1) (= (select |#valid| 44) 1) (= ~jiffies~0 0) (= |~#registered_irq~0.offset| 0) (= (select |#valid| 12) 1) (= (select |#valid| 32) 1) (= (select ~_ddv_module_license~0 3) 0) (= 6 (select |#length| 41)) (= ~number_tasklet_registered~0 0) (= (select |#valid| 39) 1) (= (select |#valid| 28) 1) (= |~#zf_info~0.offset| 0) (= |~#kernel_lock~0.offset| 0) (<= |~#shared_workqueue~0.offset| 0) (= (select |#length| 17) 4) (= (select |#valid| 37) 1) (= (select |#length| 27) 40) (= (select |#length| 15) 6) (= |~#tasklet_registered~0.offset| 0) (= (select |#valid| 4) 1) (= (select |#length| 42) 4) (= |ULTIMATE.start_init_kernel_~i~1#1| 1) (= 44 (select |#length| 10)) (= ~zf_expect_close~0 0) (= 460 (select |#length| 45)) (= 16 (select |#length| 31)) (= 30 |~#zf_port_lock~0.base|) (= |~#zf_info~0.base| 27) (= (select |#valid| 1) 1) (= 44 (select |#length| 4)) (= (select |#valid| 20) 1) (= (select |#valid| 41) 1) (= 31 (select |#length| 5)) (= 32 |~#zf_fops~0.base|) (= |~#fixed_cdev~0.base| 35) (= (select |#valid| 21) 1) (= |~#zf_miscdev~0.offset| 0) (= |~#tasklet_registered~0.base| 41) (= |~#genhd_registered~0.base| 38) (= (select |#length| 44) 8) (= (select |#valid| 14) 1) (= (select |#valid| 42) 1) (= (select |#length| 19) 40) (= 9 (select |#length| 14)) (= (select |#valid| 0) 0) (<= 43 |~#shared_workqueue~0.base|) (<= ~number_request_queue_used~0 0) (= ~next_heartbeat~0 0) (= (select |#valid| 25) 1) (= 4 (select |#length| 18)) (= (select |#length| 11) 43) (= (select |#valid| 2) 1) (= (select |#valid| 46) 1) (= 0 |~#cdev_registered~0.offset|) (= |#NULL.offset| 0) (= (select (select |#memory_int| |~#tasklet_registered~0.base|) (+ (- 2) (* |ULTIMATE.start_init_kernel_~i~1#1| 6) |~#tasklet_registered~0.offset|)) 0) (= (select |#valid| 36) 1) (= ~nowayout~0 0) (<= 2048 ~zf_action~0) (= (select |#valid| 23) 1) (= |~#zf_miscdev~0.base| 33) (= 69 (select |#length| 13)) (= (select (select |#memory_$Pointer$.offset| |~#tasklet_registered~0.base|) |~#tasklet_registered~0.offset|) 0) (= |~#global_tty_driver~0.base| 46) (= ~_ddv_module_init~0.offset |#funAddr~zf_init.offset|) (= |~#zf_lock~0.offset| 0) (= (select |#valid| 19) 1) (<= 0 |~#zf_fops~0.offset|) (= (select |#valid| 31) 1) (= ~_ddv_module_init~0.base |#funAddr~zf_init.base|) (= (select |#valid| 34) 1) (= (select |#valid| 16) 1) (= |~#zf_port_lock~0.offset| 0) (<= 0 ~fixed_cdev_used~0) (= (select |#valid| 6) 1) (= |~#fixed_request_queue~0.offset| 0) (= ~number_cdev_registered~0 0) (= |~#registered_irq~0.base| 40) (= |~#genhd_registered~0.offset| 0) (= ~number_fixed_genhd_used~0 0) (<= 0 |~#timer_registered~0.offset|) (= 0 |~#zf_notifier~0.offset|) (= 14 (select |#length| 23)) (= (select |#length| 33) 12) (= (select |#valid| 29) 1) (= (select (select |#memory_$Pointer$.base| |~#tasklet_registered~0.base|) |~#tasklet_registered~0.offset|) 0) (<= ~ddv_ioport_request_len~0 0) (<= ~fixed_cdev_used~0 0) (= (select |#length| 8) 18) (= 40 (select |#length| 43)) (= ~action~0 0) (= 200 (select |#length| 46)) (= (select |#valid| 17) 1) (= (select |#valid| 10) 1) (= (select |#valid| 8) 1) (= 0 |~#zf_timer~0.offset|) (= (select |#valid| 13) 1) (= |~#cdev_registered~0.base| 36) (= ~_ddv_tmp_init~0.offset |#funAddr~zf_init.offset|) (< 0 |#StackHeapBarrier|) (= (select |#length| 21) 31) (= ~number_genhd_registered~0 0) (= |~#fixed_gendisk~0.base| 37) (= 44 (select |#length| 25)) (= |~#fixed_gendisk~0.offset| 0) (= |#NULL.base| 0) (= (select |#length| 29) 8) (<= 0 ~number_request_queue_used~0))) [2022-11-26 01:14:17,563 INFO L899 garLoopResultBuilder]: For program point L1780-1(line 1780) no Hoare annotation was computed. [2022-11-26 01:14:17,563 INFO L899 garLoopResultBuilder]: For program point L3498(line 3498) no Hoare annotation was computed. [2022-11-26 01:14:17,563 INFO L899 garLoopResultBuilder]: For program point L3498-1(line 3498) no Hoare annotation was computed. [2022-11-26 01:14:17,563 INFO L895 garLoopResultBuilder]: At program point L3102(line 3102) the Hoare annotation is: false [2022-11-26 01:14:17,563 INFO L899 garLoopResultBuilder]: For program point L3102-1(line 3102) no Hoare annotation was computed. [2022-11-26 01:14:17,563 INFO L895 garLoopResultBuilder]: At program point L1814(lines 1775 1833) the Hoare annotation is: false [2022-11-26 01:14:17,563 INFO L899 garLoopResultBuilder]: For program point L1781(lines 1781 1784) no Hoare annotation was computed. [2022-11-26 01:14:17,564 INFO L899 garLoopResultBuilder]: For program point L2805(line 2805) no Hoare annotation was computed. [2022-11-26 01:14:17,564 INFO L899 garLoopResultBuilder]: For program point L2673-3(line 2673) no Hoare annotation was computed. [2022-11-26 01:14:17,566 INFO L895 garLoopResultBuilder]: At program point L2673-5(lines 2673 2676) the Hoare annotation is: (let ((.cse1 (select |#memory_int| |~#kernel_lock~0.base|)) (.cse0 ((as const (Array Int Int)) 0))) (and (= 64 (select |#length| 36)) (= 12 (select |#length| 34)) (= (select |#length| 37) 1280) (= 1460 (select |#length| 38)) (= (select |#valid| 30) 1) (= 1 (select |#valid| 5)) (= (select |#length| 3) 12) (= (select |#valid| 15) 1) (= 22 (select |#length| 26)) (= 35 (select |#length| 24)) (= 4 (select |#length| 16)) (= (select |#length| 22) 36) (= |#funAddr~zf_exit.offset| ~_ddv_module_exit~0.offset) (= (select ~_ddv_module_license~0 1) 80) (= 18 (select |#length| 2)) (= (select |#length| 9) 73) (= (select |#valid| 26) 1) (= (select |#length| 32) 100) (= (select |#length| 35) 16) (= (select |#length| 6) 4) (= (select |#valid| 35) 1) (= (select |#valid| 9) 1) (= 76 (select ~_ddv_module_license~0 2)) (= (select |#valid| 38) 1) (= .cse0 ~_ddv_module_param_nowayout~0) (= (select |#valid| 40) 1) (= ~_ddv_module_exit~0.base |#funAddr~zf_exit.base|) (= (select .cse1 (+ |~#kernel_lock~0.offset| 4)) 0) (= |#funAddr~zf_exit.offset| ~_ddv_tmp_exit~0.offset) (= (select |#valid| 11) 1) (= (select |#valid| 27) 1) (= |#funAddr~zf_exit.base| ~_ddv_tmp_exit~0.base) (= (select |#valid| 33) 1) (= ~_ddv_tmp_init~0.base |#funAddr~zf_init.base|) (= (select |#length| 28) 4) (= 128 (select |#length| 40)) (= .cse0 ~_ddv_module_param_action~0) (= ~_ddv_module_author~0 .cse0) (= 8 (select |#length| 30)) (= 2 (select |#length| 1)) (= (select |#length| 7) 75) (= (select |#length| 12) 39) (= (select |#valid| 3) 1) (= 71 (select ~_ddv_module_license~0 0)) (= (select |#valid| 7) 1) (= (select |#valid| 18) 1) (= (select .cse1 |~#kernel_lock~0.offset|) 1) (= (select |#valid| 22) 1) (= (select |#length| 20) 58) (= 236 (select |#length| 39)) (= (select |#valid| 24) 1) (= .cse0 ~_ddv_module_description~0) (= (select |#valid| 45) 1) (= (select |#valid| 43) 1) (= (select |#valid| 44) 1) (= (select |#valid| 12) 1) (= (select |#valid| 32) 1) (= (select ~_ddv_module_license~0 3) 0) (= 6 (select |#length| 41)) (= (select |#valid| 39) 1) (= (select |#valid| 28) 1) (= (select |#length| 17) 4) (= (select |#valid| 37) 1) (= (select |#length| 27) 40) (= (select |#length| 15) 6) (= (select |#valid| 4) 1) (= (select |#length| 42) 4) (= 44 (select |#length| 10)) (= 460 (select |#length| 45)) (= 16 (select |#length| 31)) (= (select |#valid| 1) 1) (= 44 (select |#length| 4)) (= (select |#valid| 20) 1) (= (select |#valid| 41) 1) (= 31 (select |#length| 5)) (= (select |#valid| 21) 1) (= (select |#length| 44) 8) (= (select |#valid| 14) 1) (= (select |#valid| 42) 1) (= (select |#length| 19) 40) (= 9 (select |#length| 14)) (= (select |#valid| 0) 0) (= (select |#valid| 25) 1) (= 4 (select |#length| 18)) (= (select |#length| 11) 43) (= (select |#valid| 2) 1) (= (select |#valid| 46) 1) (= (select |#valid| 36) 1) (= (select |#valid| 23) 1) (= 69 (select |#length| 13)) (= ~_ddv_module_init~0.offset |#funAddr~zf_init.offset|) (= (select |#valid| 19) 1) (= (select |#valid| 31) 1) (= ~_ddv_module_init~0.base |#funAddr~zf_init.base|) (= (select |#valid| 34) 1) (= (select |#valid| 16) 1) (= (select |#valid| 6) 1) (let ((.cse2 (= |~#zf_fops~0.offset| 0)) (.cse3 (= 0 ~fixed_cdev_used~0)) (.cse4 (= |~#shared_workqueue~0.offset| 0)) (.cse5 (= |~#registered_pci_driver~0.offset| 0)) (.cse6 (= ~number_request_queue_used~0 0)) (.cse7 (= ~zf_action~0 2048)) (.cse8 (= |~#timer_registered~0.offset| 0)) (.cse9 (= |~#global_tty_driver~0.offset| 0)) (.cse10 (= |~#zf_timer~0.base| 31)) (.cse11 (= 43 |~#shared_workqueue~0.base|)) (.cse12 (= ~ddv_ioport_request_len~0 0)) (.cse13 (= |~#zf_notifier~0.base| 34)) (.cse14 (= ~current_execution_context~0 1)) (.cse15 (= ~ddv_ioport_request_start~0 0)) (.cse16 (= ~proc_root_driver~0.offset 0)) (.cse17 (= ~proc_root_driver~0.base 0)) (.cse18 (= |~#registered_pci_driver~0.base| 39)) (.cse19 (= |~#zf_is_open~0.offset| 0)) (.cse20 (= 42 |~#timer_registered~0.base|)) (.cse21 (= 0 |~#fixed_cdev~0.offset|)) (.cse22 (= ~number_timer_registered~0 0)) (.cse23 (= |~#fixed_request_queue~0.base| 45)) (.cse24 (= 28 |~#zf_is_open~0.base|)) (.cse25 (= |~#zf_lock~0.base| 29)) (.cse26 (= |~#kernel_lock~0.base| 44)) (.cse27 (= ~jiffies~0 0)) (.cse28 (= |~#registered_irq~0.offset| 0)) (.cse29 (= ~number_tasklet_registered~0 0)) (.cse30 (= |~#zf_info~0.offset| 0)) (.cse31 (= |~#kernel_lock~0.offset| 0)) (.cse32 (= |~#tasklet_registered~0.offset| 0)) (.cse33 (= ~zf_expect_close~0 0)) (.cse34 (= 30 |~#zf_port_lock~0.base|)) (.cse35 (= |~#zf_info~0.base| 27)) (.cse36 (= 32 |~#zf_fops~0.base|)) (.cse37 (= |~#fixed_cdev~0.base| 35)) (.cse38 (= |~#zf_miscdev~0.offset| 0)) (.cse39 (= |~#tasklet_registered~0.base| 41)) (.cse40 (= |~#genhd_registered~0.base| 38)) (.cse41 (= ~next_heartbeat~0 0)) (.cse42 (= 0 |~#cdev_registered~0.offset|)) (.cse43 (= |#NULL.offset| 0)) (.cse44 (= ~nowayout~0 0)) (.cse45 (= |~#zf_miscdev~0.base| 33)) (.cse46 (= |~#global_tty_driver~0.base| 46)) (.cse47 (= |~#zf_lock~0.offset| 0)) (.cse48 (= |~#zf_port_lock~0.offset| 0)) (.cse49 (= |~#fixed_request_queue~0.offset| 0)) (.cse50 (= ~number_cdev_registered~0 0)) (.cse51 (= |~#registered_irq~0.base| 40)) (.cse52 (= |~#genhd_registered~0.offset| 0)) (.cse53 (= ~number_fixed_genhd_used~0 0)) (.cse54 (= 0 |~#zf_notifier~0.offset|))) (or (and .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 (= |ULTIMATE.start_init_kernel_~i~1#1| 1) .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 (= (select (select |#memory_int| |~#tasklet_registered~0.base|) (+ |~#tasklet_registered~0.offset| 4)) 0) .cse41 .cse42 .cse43 .cse44 .cse45 (= (select (select |#memory_$Pointer$.offset| |~#tasklet_registered~0.base|) |~#tasklet_registered~0.offset|) 0) .cse46 .cse47 .cse48 .cse49 .cse50 .cse51 .cse52 .cse53 .cse54 (= (select (select |#memory_$Pointer$.base| |~#tasklet_registered~0.base|) |~#tasklet_registered~0.offset|) 0)) (and .cse2 .cse3 .cse4 .cse5 (= |ULTIMATE.start_init_kernel_~i~1#1| 0) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29 .cse30 .cse31 .cse32 .cse33 .cse34 .cse35 .cse36 .cse37 .cse38 .cse39 .cse40 .cse41 .cse42 .cse43 .cse44 .cse45 .cse46 .cse47 .cse48 .cse49 .cse50 .cse51 .cse52 .cse53 .cse54))) (= 14 (select |#length| 23)) (= (select |#length| 33) 12) (= (select |#valid| 29) 1) (= (select |#length| 8) 18) (= 40 (select |#length| 43)) (= ~action~0 0) (= 200 (select |#length| 46)) (= (select |#valid| 17) 1) (= (select |#valid| 10) 1) (= (select |#valid| 8) 1) (= 0 |~#zf_timer~0.offset|) (= (select |#valid| 13) 1) (= |~#cdev_registered~0.base| 36) (= ~_ddv_tmp_init~0.offset |#funAddr~zf_init.offset|) (< 0 |#StackHeapBarrier|) (= (select |#length| 21) 31) (= ~number_genhd_registered~0 0) (= |~#fixed_gendisk~0.base| 37) (= 44 (select |#length| 25)) (= |~#fixed_gendisk~0.offset| 0) (= |#NULL.base| 0) (= (select |#length| 29) 8))) [2022-11-26 01:14:17,566 INFO L899 garLoopResultBuilder]: For program point L2673-4(line 2673) no Hoare annotation was computed. [2022-11-26 01:14:17,566 INFO L895 garLoopResultBuilder]: At program point L1782(line 1782) the Hoare annotation is: false [2022-11-26 01:14:17,567 INFO L899 garLoopResultBuilder]: For program point L1782-1(line 1782) no Hoare annotation was computed. [2022-11-26 01:14:17,567 INFO L899 garLoopResultBuilder]: For program point L2708(line 2708) no Hoare annotation was computed. [2022-11-26 01:14:17,567 INFO L899 garLoopResultBuilder]: For program point L4360(lines 4360 4369) no Hoare annotation was computed. [2022-11-26 01:14:17,567 INFO L899 garLoopResultBuilder]: For program point L2808(line 2808) no Hoare annotation was computed. [2022-11-26 01:14:17,567 INFO L902 garLoopResultBuilder]: At program point L2742(lines 2723 2743) the Hoare annotation is: true [2022-11-26 01:14:17,567 INFO L895 garLoopResultBuilder]: At program point L1818(line 1818) the Hoare annotation is: false [2022-11-26 01:14:17,567 INFO L899 garLoopResultBuilder]: For program point L1818-1(line 1818) no Hoare annotation was computed. [2022-11-26 01:14:17,568 INFO L902 garLoopResultBuilder]: At program point L3260(line 3260) the Hoare annotation is: true [2022-11-26 01:14:17,568 INFO L902 garLoopResultBuilder]: At program point L1687(lines 1665 1688) the Hoare annotation is: true [2022-11-26 01:14:17,568 INFO L899 garLoopResultBuilder]: For program point L1683(line 1683) no Hoare annotation was computed. [2022-11-26 01:14:17,568 INFO L902 garLoopResultBuilder]: At program point ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~intENTRY(line -1) the Hoare annotation is: true [2022-11-26 01:14:17,568 INFO L899 garLoopResultBuilder]: For program point L1679(line 1679) no Hoare annotation was computed. [2022-11-26 01:14:17,568 INFO L899 garLoopResultBuilder]: For program point L1671(line 1671) no Hoare annotation was computed. [2022-11-26 01:14:17,568 INFO L902 garLoopResultBuilder]: At program point L3267(lines 3267 3268) the Hoare annotation is: true [2022-11-26 01:14:17,569 INFO L902 garLoopResultBuilder]: At program point L3259(lines 3259 3260) the Hoare annotation is: true [2022-11-26 01:14:17,569 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2022-11-26 01:14:17,569 INFO L902 garLoopResultBuilder]: At program point L1680(line 1680) the Hoare annotation is: true [2022-11-26 01:14:17,569 INFO L899 garLoopResultBuilder]: For program point L1676(line 1676) no Hoare annotation was computed. [2022-11-26 01:14:17,569 INFO L899 garLoopResultBuilder]: For program point L1672(lines 1672 1673) no Hoare annotation was computed. [2022-11-26 01:14:17,569 INFO L902 garLoopResultBuilder]: At program point L1670(lines 1670 1685) the Hoare annotation is: true [2022-11-26 01:14:17,569 INFO L902 garLoopResultBuilder]: At program point L3268(line 3268) the Hoare annotation is: true [2022-11-26 01:14:17,570 INFO L899 garLoopResultBuilder]: For program point cdev_addFINAL(lines 3846 3869) no Hoare annotation was computed. [2022-11-26 01:14:17,570 INFO L899 garLoopResultBuilder]: For program point cdev_addErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 3862) no Hoare annotation was computed. [2022-11-26 01:14:17,570 INFO L902 garLoopResultBuilder]: At program point cdev_addENTRY(lines 3846 3869) the Hoare annotation is: true [2022-11-26 01:14:17,570 INFO L899 garLoopResultBuilder]: For program point L3862(line 3862) no Hoare annotation was computed. [2022-11-26 01:14:17,570 INFO L899 garLoopResultBuilder]: For program point L3862-1(line 3862) no Hoare annotation was computed. [2022-11-26 01:14:17,570 INFO L899 garLoopResultBuilder]: For program point cdev_addEXIT(lines 3846 3869) no Hoare annotation was computed. [2022-11-26 01:14:17,571 INFO L899 garLoopResultBuilder]: For program point L3854(lines 3854 3866) no Hoare annotation was computed. [2022-11-26 01:14:17,571 INFO L899 garLoopResultBuilder]: For program point L3855(lines 3855 3865) no Hoare annotation was computed. [2022-11-26 01:14:17,571 INFO L902 garLoopResultBuilder]: At program point L3852(line 3852) the Hoare annotation is: true [2022-11-26 01:14:17,571 INFO L899 garLoopResultBuilder]: For program point L3852-1(lines 3847 3869) no Hoare annotation was computed. [2022-11-26 01:14:17,571 INFO L899 garLoopResultBuilder]: For program point cdev_addErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 3862) no Hoare annotation was computed. [2022-11-26 01:14:17,571 INFO L902 garLoopResultBuilder]: At program point ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~intENTRY(line -1) the Hoare annotation is: true [2022-11-26 01:14:17,571 INFO L902 garLoopResultBuilder]: At program point L1662(lines 1622 1663) the Hoare annotation is: true [2022-11-26 01:14:17,572 INFO L902 garLoopResultBuilder]: At program point L3244(line 3244) the Hoare annotation is: true [2022-11-26 01:14:17,572 INFO L899 garLoopResultBuilder]: For program point L1644(lines 1644 1645) no Hoare annotation was computed. [2022-11-26 01:14:17,572 INFO L902 garLoopResultBuilder]: At program point L1642-3(lines 1642 1650) the Hoare annotation is: true [2022-11-26 01:14:17,572 INFO L899 garLoopResultBuilder]: For program point L1632(lines 1632 1651) no Hoare annotation was computed. [2022-11-26 01:14:17,572 INFO L899 garLoopResultBuilder]: For program point L1632-1(lines 1632 1651) no Hoare annotation was computed. [2022-11-26 01:14:17,572 INFO L899 garLoopResultBuilder]: For program point L1626(lines 1626 1660) no Hoare annotation was computed. [2022-11-26 01:14:17,572 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~intEXIT(line -1) no Hoare annotation was computed. [2022-11-26 01:14:17,573 INFO L899 garLoopResultBuilder]: For program point L1626-2(lines 1626 1660) no Hoare annotation was computed. [2022-11-26 01:14:17,573 INFO L902 garLoopResultBuilder]: At program point L3243(lines 3243 3244) the Hoare annotation is: true [2022-11-26 01:14:17,573 INFO L902 garLoopResultBuilder]: At program point L1513(line 1513) the Hoare annotation is: true [2022-11-26 01:14:17,573 INFO L902 garLoopResultBuilder]: At program point L1513-1(line 1513) the Hoare annotation is: true [2022-11-26 01:14:17,573 INFO L899 garLoopResultBuilder]: For program point zf_set_controlEXIT(lines 1511 1514) no Hoare annotation was computed. [2022-11-26 01:14:17,573 INFO L902 garLoopResultBuilder]: At program point zf_set_controlENTRY(lines 1511 1514) the Hoare annotation is: true [2022-11-26 01:14:17,574 INFO L899 garLoopResultBuilder]: For program point zf_set_controlFINAL(lines 1511 1514) no Hoare annotation was computed. [2022-11-26 01:14:17,577 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2022-11-26 01:14:17,579 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-26 01:14:17,590 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: unknown symbol (const Int (Array Int Int)) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:265) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:173) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:173) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:137) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:401) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:1) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpression(ModelTranslationContainer.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionToString(ModelTranslationContainer.java:89) at de.uni_freiburg.informatik.ultimate.core.lib.results.InvariantResult.getLongDescription(InvariantResult.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResultReporter.reportResult(CegarLoopResultReporter.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.createInvariantResults(TraceAbstractionStarter.java:455) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:191) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-26 01:14:17,594 INFO L158 Benchmark]: Toolchain (without parser) took 405246.95ms. Allocated memory was 140.5MB in the beginning and 828.4MB in the end (delta: 687.9MB). Free memory was 91.6MB in the beginning and 391.3MB in the end (delta: -299.7MB). Peak memory consumption was 527.3MB. Max. memory is 16.1GB. [2022-11-26 01:14:17,595 INFO L158 Benchmark]: CDTParser took 0.63ms. Allocated memory is still 140.5MB. Free memory is still 87.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-26 01:14:17,595 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2145.68ms. Allocated memory was 140.5MB in the beginning and 182.5MB in the end (delta: 41.9MB). Free memory was 91.2MB in the beginning and 85.3MB in the end (delta: 5.9MB). Peak memory consumption was 57.2MB. Max. memory is 16.1GB. [2022-11-26 01:14:17,595 INFO L158 Benchmark]: Boogie Procedure Inliner took 146.84ms. Allocated memory is still 182.5MB. Free memory was 85.3MB in the beginning and 77.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-26 01:14:17,595 INFO L158 Benchmark]: Boogie Preprocessor took 93.62ms. Allocated memory is still 182.5MB. Free memory was 77.0MB in the beginning and 133.4MB in the end (delta: -56.4MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. [2022-11-26 01:14:17,596 INFO L158 Benchmark]: RCFGBuilder took 2660.63ms. Allocated memory was 182.5MB in the beginning and 220.2MB in the end (delta: 37.7MB). Free memory was 133.4MB in the beginning and 102.3MB in the end (delta: 31.1MB). Peak memory consumption was 128.7MB. Max. memory is 16.1GB. [2022-11-26 01:14:17,596 INFO L158 Benchmark]: TraceAbstraction took 400191.48ms. Allocated memory was 220.2MB in the beginning and 828.4MB in the end (delta: 608.2MB). Free memory was 102.3MB in the beginning and 391.3MB in the end (delta: -289.0MB). Peak memory consumption was 455.7MB. Max. memory is 16.1GB. [2022-11-26 01:14:17,597 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63ms. Allocated memory is still 140.5MB. Free memory is still 87.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2145.68ms. Allocated memory was 140.5MB in the beginning and 182.5MB in the end (delta: 41.9MB). Free memory was 91.2MB in the beginning and 85.3MB in the end (delta: 5.9MB). Peak memory consumption was 57.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 146.84ms. Allocated memory is still 182.5MB. Free memory was 85.3MB in the beginning and 77.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 93.62ms. Allocated memory is still 182.5MB. Free memory was 77.0MB in the beginning and 133.4MB in the end (delta: -56.4MB). Peak memory consumption was 10.6MB. Max. memory is 16.1GB. * RCFGBuilder took 2660.63ms. Allocated memory was 182.5MB in the beginning and 220.2MB in the end (delta: 37.7MB). Free memory was 133.4MB in the beginning and 102.3MB in the end (delta: 31.1MB). Peak memory consumption was 128.7MB. Max. memory is 16.1GB. * TraceAbstraction took 400191.48ms. Allocated memory was 220.2MB in the beginning and 828.4MB in the end (delta: 608.2MB). Free memory was 102.3MB in the beginning and 391.3MB in the end (delta: -289.0MB). Peak memory consumption was 455.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1596]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1596]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 3963]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 3963]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 4517]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 4517]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 4517]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 4508]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 4508]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 4508]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 2669]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 2669]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 2673]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 2673]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 3498]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 3498]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 4252]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 4252]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 3862]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 3862]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 29 procedures, 309 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 400.1s, OverallIterations: 6, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 170.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 55.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 371 SdHoareTripleChecker+Valid, 40.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 340 mSDsluCounter, 8732 SdHoareTripleChecker+Invalid, 39.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6997 mSDsCounter, 102 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3558 IncrementalHoareTripleChecker+Invalid, 3660 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 102 mSolverCounterUnsat, 1735 mSDtfsCounter, 3558 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 350 GetRequests, 227 SyntacticMatches, 10 SemanticMatches, 113 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1139 ImplicationChecksByTransitivity, 250.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=349occurred in iteration=5, InterpolantAutomatonStates: 66, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 27 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 130 LocationsWithAnnotation, 781 PreInvPairs, 801 NumberOfFragments, 9024 HoareAnnotationTreeSize, 781 FomulaSimplifications, 181 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 130 FomulaSimplificationsInter, 13066 FormulaSimplificationTreeSizeReductionInter, 54.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 228 NumberOfCodeBlocks, 228 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 310 ConstructedInterpolants, 0 QuantifiedInterpolants, 410 SizeOfPredicates, 5 NumberOfNonLiveVariables, 3520 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 13 InterpolantComputations, 3 PerfectInterpolantSequences, 59/70 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: OVERALL_TIME: 48.2s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 12, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 65, DAG_INTERPRETER_EARLY_EXITS: 5, TOOLS_POST_APPLICATIONS: 96, TOOLS_POST_TIME: 30.2s, TOOLS_POST_CALL_APPLICATIONS: 31, TOOLS_POST_CALL_TIME: 6.0s, TOOLS_POST_RETURN_APPLICATIONS: 22, TOOLS_POST_RETURN_TIME: 8.2s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 147, TOOLS_QUANTIFIERELIM_TIME: 44.3s, TOOLS_QUANTIFIERELIM_MAX_TIME: 4.7s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 243, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 24, DOMAIN_JOIN_TIME: 1.9s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME: 1.4s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 11, DOMAIN_ISSUBSETEQ_TIME: 0.1s, DOMAIN_ISBOTTOM_APPLICATIONS: 65, DOMAIN_ISBOTTOM_TIME: 0.2s, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME: 22.7s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 22.7s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 11, CALL_SUMMARIZER_APPLICATIONS: 22, CALL_SUMMARIZER_CACHE_MISSES: 9, CALL_SUMMARIZER_OVERALL_TIME: 0.1s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.1s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.0s, DAG_COMPRESSION_PROCESSED_NODES: 1524, DAG_COMPRESSION_RETAINED_NODES: 258, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 20 specifications checked. All of them hold - InvariantResult [Line: 1774]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1775]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1840]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2767]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1719]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3244]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1775]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1585]: Loop Invariant Derived loop invariant: 1 - ExceptionOrErrorResult: IllegalArgumentException: unknown symbol (const Int (Array Int Int)) de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: unknown symbol (const Int (Array Int Int)): de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:265) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-26 01:14:17,632 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6e6f79eda5be95b806b33aaa2a353a360ae33a1e35cc1bf6f128d14768d932de --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-26 01:14:19,949 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 01:14:19,951 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 01:14:19,988 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 01:14:19,988 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 01:14:19,992 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 01:14:19,995 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 01:14:19,998 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 01:14:20,000 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 01:14:20,005 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 01:14:20,006 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 01:14:20,009 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 01:14:20,009 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 01:14:20,011 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 01:14:20,012 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 01:14:20,019 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 01:14:20,019 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 01:14:20,020 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 01:14:20,022 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 01:14:20,026 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 01:14:20,028 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 01:14:20,030 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 01:14:20,031 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 01:14:20,032 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 01:14:20,041 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 01:14:20,042 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 01:14:20,042 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 01:14:20,044 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 01:14:20,045 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 01:14:20,046 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 01:14:20,046 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 01:14:20,047 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 01:14:20,049 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 01:14:20,050 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 01:14:20,051 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 01:14:20,064 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 01:14:20,064 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 01:14:20,065 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 01:14:20,065 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 01:14:20,066 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 01:14:20,066 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 01:14:20,071 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-32bit-Taipan_Bitvector.epf [2022-11-26 01:14:20,110 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 01:14:20,111 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 01:14:20,112 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 01:14:20,112 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 01:14:20,113 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 01:14:20,113 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 01:14:20,114 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 01:14:20,114 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 01:14:20,114 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 01:14:20,114 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 01:14:20,115 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 01:14:20,116 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 01:14:20,116 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 01:14:20,116 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-26 01:14:20,117 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-26 01:14:20,117 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-26 01:14:20,117 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 01:14:20,117 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 01:14:20,117 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 01:14:20,118 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 01:14:20,118 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-26 01:14:20,118 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-26 01:14:20,118 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-26 01:14:20,119 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-26 01:14:20,119 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-26 01:14:20,119 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 01:14:20,119 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 01:14:20,119 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 01:14:20,120 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 01:14:20,120 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-26 01:14:20,120 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 01:14:20,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 01:14:20,121 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 01:14:20,121 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 01:14:20,121 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 01:14:20,121 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-26 01:14:20,122 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-26 01:14:20,122 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 01:14:20,122 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 01:14:20,122 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-26 01:14:20,122 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e6f79eda5be95b806b33aaa2a353a360ae33a1e35cc1bf6f128d14768d932de [2022-11-26 01:14:20,503 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 01:14:20,524 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 01:14:20,527 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 01:14:20,528 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 01:14:20,529 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 01:14:20,530 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i [2022-11-26 01:14:23,400 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 01:14:23,836 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 01:14:23,841 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i [2022-11-26 01:14:23,868 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/data/aff1e2f06/799dc7f2b22d413fbcb3dc63f3cd4a26/FLAGaa938981b [2022-11-26 01:14:23,882 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/data/aff1e2f06/799dc7f2b22d413fbcb3dc63f3cd4a26 [2022-11-26 01:14:23,884 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 01:14:23,886 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 01:14:23,887 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 01:14:23,887 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 01:14:23,890 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 01:14:23,891 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 01:14:23" (1/1) ... [2022-11-26 01:14:23,892 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71c1acd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:14:23, skipping insertion in model container [2022-11-26 01:14:23,892 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 01:14:23" (1/1) ... [2022-11-26 01:14:23,899 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 01:14:23,970 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 01:14:24,190 WARN L237 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_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i[452,465] [2022-11-26 01:14:25,182 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-11-26 01:14:25,184 WARN L623 FunctionHandler]: Unknown extern function register_reboot_notifier [2022-11-26 01:14:25,188 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-11-26 01:14:25,192 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-11-26 01:14:25,192 WARN L623 FunctionHandler]: Unknown extern function unregister_reboot_notifier [2022-11-26 01:14:25,450 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_nondet_sector_t [2022-11-26 01:14:25,705 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 01:14:25,735 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-26 01:14:25,754 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 01:14:25,756 WARN L237 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_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i[452,465] [2022-11-26 01:14:25,825 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-11-26 01:14:25,834 WARN L623 FunctionHandler]: Unknown extern function register_reboot_notifier [2022-11-26 01:14:25,835 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-11-26 01:14:25,836 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-11-26 01:14:25,837 WARN L623 FunctionHandler]: Unknown extern function unregister_reboot_notifier [2022-11-26 01:14:25,865 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_nondet_sector_t [2022-11-26 01:14:25,952 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 01:14:25,966 INFO L203 MainTranslator]: Completed pre-run [2022-11-26 01:14:25,977 WARN L237 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_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw.i[452,465] [2022-11-26 01:14:26,009 WARN L623 FunctionHandler]: Unknown extern function misc_register [2022-11-26 01:14:26,010 WARN L623 FunctionHandler]: Unknown extern function register_reboot_notifier [2022-11-26 01:14:26,011 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-11-26 01:14:26,011 WARN L623 FunctionHandler]: Unknown extern function misc_deregister [2022-11-26 01:14:26,012 WARN L623 FunctionHandler]: Unknown extern function unregister_reboot_notifier [2022-11-26 01:14:26,033 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_nondet_sector_t [2022-11-26 01:14:26,151 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 01:14:26,316 INFO L208 MainTranslator]: Completed translation [2022-11-26 01:14:26,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:14:26 WrapperNode [2022-11-26 01:14:26,316 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 01:14:26,318 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-26 01:14:26,318 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-26 01:14:26,318 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-26 01:14:26,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:14:26" (1/1) ... [2022-11-26 01:14:26,393 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:14:26" (1/1) ... [2022-11-26 01:14:26,466 INFO L138 Inliner]: procedures = 482, calls = 839, calls flagged for inlining = 54, calls inlined = 38, statements flattened = 995 [2022-11-26 01:14:26,467 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-26 01:14:26,467 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-26 01:14:26,468 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-26 01:14:26,468 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-26 01:14:26,477 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:14:26" (1/1) ... [2022-11-26 01:14:26,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:14:26" (1/1) ... [2022-11-26 01:14:26,499 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:14:26" (1/1) ... [2022-11-26 01:14:26,499 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:14:26" (1/1) ... [2022-11-26 01:14:26,543 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:14:26" (1/1) ... [2022-11-26 01:14:26,550 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:14:26" (1/1) ... [2022-11-26 01:14:26,560 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:14:26" (1/1) ... [2022-11-26 01:14:26,565 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:14:26" (1/1) ... [2022-11-26 01:14:26,576 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-26 01:14:26,577 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-26 01:14:26,577 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-26 01:14:26,577 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-26 01:14:26,578 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:14:26" (1/1) ... [2022-11-26 01:14:26,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 01:14:26,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 01:14:26,611 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-26 01:14:26,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-26 01:14:26,664 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2022-11-26 01:14:26,665 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2022-11-26 01:14:26,666 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2022-11-26 01:14:26,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2022-11-26 01:14:26,667 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-26 01:14:26,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2022-11-26 01:14:26,668 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-26 01:14:26,668 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-26 01:14:26,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-26 01:14:26,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-11-26 01:14:26,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-26 01:14:26,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-26 01:14:26,670 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-26 01:14:26,670 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-26 01:14:26,670 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-26 01:14:26,670 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2022-11-26 01:14:26,671 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2022-11-26 01:14:26,671 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2022-11-26 01:14:26,671 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-11-26 01:14:26,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-11-26 01:14:26,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-26 01:14:26,672 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2022-11-26 01:14:26,672 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2022-11-26 01:14:26,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-26 01:14:26,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-26 01:14:26,673 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-26 01:14:26,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-26 01:14:26,673 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2022-11-26 01:14:26,674 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2022-11-26 01:14:26,674 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2022-11-26 01:14:26,675 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2022-11-26 01:14:26,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-26 01:14:26,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-26 01:14:26,676 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2022-11-26 01:14:26,676 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2022-11-26 01:14:26,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-11-26 01:14:26,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-26 01:14:26,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-11-26 01:14:26,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-26 01:14:26,677 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-26 01:14:26,677 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-26 01:14:26,677 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-11-26 01:14:26,677 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-11-26 01:14:26,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-26 01:14:26,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-26 01:14:26,678 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-11-26 01:14:26,678 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-11-26 01:14:26,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-11-26 01:14:26,678 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2022-11-26 01:14:26,678 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2022-11-26 01:14:26,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-26 01:14:26,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-11-26 01:14:26,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-26 01:14:26,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-26 01:14:26,680 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2022-11-26 01:14:26,680 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2022-11-26 01:14:26,680 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2022-11-26 01:14:26,681 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2022-11-26 01:14:26,681 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-11-26 01:14:26,681 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-11-26 01:14:26,682 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2022-11-26 01:14:26,682 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2022-11-26 01:14:26,682 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2022-11-26 01:14:26,682 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2022-11-26 01:14:26,682 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2022-11-26 01:14:26,683 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2022-11-26 01:14:26,683 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2022-11-26 01:14:26,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2022-11-26 01:14:26,683 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2022-11-26 01:14:26,683 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2022-11-26 01:14:26,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-11-26 01:14:26,684 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2022-11-26 01:14:26,684 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2022-11-26 01:14:26,684 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-26 01:14:26,684 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-26 01:14:26,685 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_ULONG~TO~VOID [2022-11-26 01:14:26,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_ULONG~TO~VOID [2022-11-26 01:14:27,143 INFO L235 CfgBuilder]: Building ICFG [2022-11-26 01:14:27,151 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-26 01:14:31,998 INFO L276 CfgBuilder]: Performing block encoding [2022-11-26 01:14:32,017 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-26 01:14:32,017 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-26 01:14:32,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 01:14:32 BoogieIcfgContainer [2022-11-26 01:14:32,021 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-26 01:14:32,024 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-26 01:14:32,026 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-26 01:14:32,030 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-26 01:14:32,032 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 01:14:23" (1/3) ... [2022-11-26 01:14:32,034 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7034af03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 01:14:32, skipping insertion in model container [2022-11-26 01:14:32,035 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 01:14:26" (2/3) ... [2022-11-26 01:14:32,036 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7034af03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 01:14:32, skipping insertion in model container [2022-11-26 01:14:32,036 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 01:14:32" (3/3) ... [2022-11-26 01:14:32,038 INFO L112 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_inw.i [2022-11-26 01:14:32,056 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-26 01:14:32,057 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 20 error locations. [2022-11-26 01:14:32,159 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-26 01:14:32,172 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@24f1d06c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-26 01:14:32,173 INFO L358 AbstractCegarLoop]: Starting to check reachability of 20 error locations. [2022-11-26 01:14:32,179 INFO L276 IsEmpty]: Start isEmpty. Operand has 392 states, 267 states have (on average 1.404494382022472) internal successors, (375), 293 states have internal predecessors, (375), 78 states have call successors, (78), 26 states have call predecessors, (78), 26 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2022-11-26 01:14:32,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-26 01:14:32,186 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 01:14:32,187 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 01:14:32,187 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-26 01:14:32,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 01:14:32,193 INFO L85 PathProgramCache]: Analyzing trace with hash -908977076, now seen corresponding path program 1 times [2022-11-26 01:14:32,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 01:14:32,207 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1528202968] [2022-11-26 01:14:32,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:14:32,208 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 01:14:32,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 01:14:32,214 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-26 01:14:32,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-26 01:14:32,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:14:32,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-26 01:14:32,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:14:32,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 01:14:32,714 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 01:14:32,715 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-26 01:14:32,715 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1528202968] [2022-11-26 01:14:32,716 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1528202968] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 01:14:32,716 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 01:14:32,716 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-11-26 01:14:32,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537190465] [2022-11-26 01:14:32,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 01:14:32,725 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-26 01:14:32,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-26 01:14:32,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-26 01:14:32,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-26 01:14:32,767 INFO L87 Difference]: Start difference. First operand has 392 states, 267 states have (on average 1.404494382022472) internal successors, (375), 293 states have internal predecessors, (375), 78 states have call successors, (78), 26 states have call predecessors, (78), 26 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) Second operand has 2 states, 1 states have (on average 8.0) internal successors, (8), 2 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-26 01:14:32,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 01:14:32,840 INFO L93 Difference]: Finished difference Result 766 states and 1072 transitions. [2022-11-26 01:14:32,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-26 01:14:32,843 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 8.0) internal successors, (8), 2 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 10 [2022-11-26 01:14:32,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 01:14:32,858 INFO L225 Difference]: With dead ends: 766 [2022-11-26 01:14:32,862 INFO L226 Difference]: Without dead ends: 372 [2022-11-26 01:14:32,872 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-26 01:14:32,877 INFO L413 NwaCegarLoop]: 516 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 516 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-26 01:14:32,879 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 516 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-26 01:14:32,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2022-11-26 01:14:32,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 372. [2022-11-26 01:14:32,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 372 states, 259 states have (on average 1.3552123552123552) internal successors, (351), 276 states have internal predecessors, (351), 76 states have call successors, (76), 26 states have call predecessors, (76), 26 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2022-11-26 01:14:32,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 502 transitions. [2022-11-26 01:14:32,974 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 502 transitions. Word has length 10 [2022-11-26 01:14:32,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 01:14:32,975 INFO L495 AbstractCegarLoop]: Abstraction has 372 states and 502 transitions. [2022-11-26 01:14:32,976 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 8.0) internal successors, (8), 2 states have internal predecessors, (8), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-26 01:14:32,976 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 502 transitions. [2022-11-26 01:14:32,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-26 01:14:32,977 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 01:14:32,977 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 01:14:33,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-26 01:14:33,192 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 01:14:33,192 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-26 01:14:33,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 01:14:33,193 INFO L85 PathProgramCache]: Analyzing trace with hash 1886482075, now seen corresponding path program 1 times [2022-11-26 01:14:33,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 01:14:33,194 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1645570664] [2022-11-26 01:14:33,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:14:33,194 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 01:14:33,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 01:14:33,223 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-26 01:14:33,238 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-26 01:14:33,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:14:33,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-26 01:14:33,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:14:33,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 01:14:33,773 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 01:14:33,774 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-26 01:14:33,775 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1645570664] [2022-11-26 01:14:33,775 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1645570664] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 01:14:33,775 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 01:14:33,775 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 01:14:33,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471484711] [2022-11-26 01:14:33,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 01:14:33,777 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 01:14:33,777 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-26 01:14:33,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 01:14:33,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-26 01:14:33,779 INFO L87 Difference]: Start difference. First operand 372 states and 502 transitions. Second operand has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-26 01:14:33,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 01:14:33,945 INFO L93 Difference]: Finished difference Result 745 states and 1005 transitions. [2022-11-26 01:14:33,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 01:14:33,946 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2022-11-26 01:14:33,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 01:14:33,955 INFO L225 Difference]: With dead ends: 745 [2022-11-26 01:14:33,955 INFO L226 Difference]: Without dead ends: 381 [2022-11-26 01:14:33,957 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-26 01:14:33,958 INFO L413 NwaCegarLoop]: 496 mSDtfsCounter, 6 mSDsluCounter, 985 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 1481 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-26 01:14:33,958 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 1481 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-26 01:14:33,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 381 states. [2022-11-26 01:14:33,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 381 to 377. [2022-11-26 01:14:33,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 377 states, 264 states have (on average 1.3484848484848484) internal successors, (356), 281 states have internal predecessors, (356), 76 states have call successors, (76), 26 states have call predecessors, (76), 26 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2022-11-26 01:14:33,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 377 states and 507 transitions. [2022-11-26 01:14:33,979 INFO L78 Accepts]: Start accepts. Automaton has 377 states and 507 transitions. Word has length 11 [2022-11-26 01:14:33,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 01:14:33,980 INFO L495 AbstractCegarLoop]: Abstraction has 377 states and 507 transitions. [2022-11-26 01:14:33,980 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-26 01:14:33,980 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 507 transitions. [2022-11-26 01:14:33,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-26 01:14:33,981 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 01:14:33,981 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 01:14:33,998 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-26 01:14:34,197 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 01:14:34,197 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-26 01:14:34,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 01:14:34,198 INFO L85 PathProgramCache]: Analyzing trace with hash -415727265, now seen corresponding path program 1 times [2022-11-26 01:14:34,199 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 01:14:34,199 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1580029410] [2022-11-26 01:14:34,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:14:34,199 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 01:14:34,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 01:14:34,209 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-26 01:14:34,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-26 01:14:34,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:14:34,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 534 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-26 01:14:34,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:14:34,812 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 01:14:34,812 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:14:34,953 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 01:14:34,953 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-26 01:14:34,954 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1580029410] [2022-11-26 01:14:34,954 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1580029410] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:14:34,954 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [740807515] [2022-11-26 01:14:34,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:14:34,955 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-26 01:14:34,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 [2022-11-26 01:14:34,957 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-26 01:14:34,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2022-11-26 01:14:35,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:14:35,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 534 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-26 01:14:35,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:14:36,004 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 01:14:36,005 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:14:36,045 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 01:14:36,046 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [740807515] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:14:36,046 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [157127801] [2022-11-26 01:14:36,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:14:36,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 01:14:36,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 01:14:36,054 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 01:14:36,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-26 01:14:36,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:14:36,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 534 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-26 01:14:36,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:14:36,500 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 01:14:36,500 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:14:36,540 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 01:14:36,540 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [157127801] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:14:36,540 INFO L184 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2022-11-26 01:14:36,540 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 9 [2022-11-26 01:14:36,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052273652] [2022-11-26 01:14:36,541 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2022-11-26 01:14:36,541 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-26 01:14:36,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-26 01:14:36,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-26 01:14:36,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-11-26 01:14:36,543 INFO L87 Difference]: Start difference. First operand 377 states and 507 transitions. Second operand has 10 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 10 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-26 01:14:36,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 01:14:36,858 INFO L93 Difference]: Finished difference Result 751 states and 1012 transitions. [2022-11-26 01:14:36,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-26 01:14:36,859 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 10 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2022-11-26 01:14:36,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 01:14:36,861 INFO L225 Difference]: With dead ends: 751 [2022-11-26 01:14:36,861 INFO L226 Difference]: Without dead ends: 386 [2022-11-26 01:14:36,863 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2022-11-26 01:14:36,863 INFO L413 NwaCegarLoop]: 494 mSDtfsCounter, 23 mSDsluCounter, 2944 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 3438 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-26 01:14:36,864 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 3438 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-26 01:14:36,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 386 states. [2022-11-26 01:14:36,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 386 to 377. [2022-11-26 01:14:36,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 377 states, 265 states have (on average 1.3433962264150943) internal successors, (356), 281 states have internal predecessors, (356), 76 states have call successors, (76), 26 states have call predecessors, (76), 26 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2022-11-26 01:14:36,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 377 states and 507 transitions. [2022-11-26 01:14:36,886 INFO L78 Accepts]: Start accepts. Automaton has 377 states and 507 transitions. Word has length 15 [2022-11-26 01:14:36,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 01:14:36,887 INFO L495 AbstractCegarLoop]: Abstraction has 377 states and 507 transitions. [2022-11-26 01:14:36,887 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 10 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-26 01:14:36,887 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 507 transitions. [2022-11-26 01:14:36,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-26 01:14:36,888 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 01:14:36,888 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 01:14:36,900 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2022-11-26 01:14:37,105 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-26 01:14:37,302 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-26 01:14:37,495 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 01:14:37,496 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-26 01:14:37,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 01:14:37,496 INFO L85 PathProgramCache]: Analyzing trace with hash -1373478705, now seen corresponding path program 1 times [2022-11-26 01:14:37,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 01:14:37,497 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1891142779] [2022-11-26 01:14:37,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:14:37,498 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 01:14:37,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 01:14:37,502 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-26 01:14:37,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-11-26 01:14:38,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:14:38,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 558 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-26 01:14:38,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:14:38,083 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 01:14:38,083 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:14:38,219 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 01:14:38,219 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-26 01:14:38,219 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1891142779] [2022-11-26 01:14:38,219 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1891142779] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:14:38,219 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [842325042] [2022-11-26 01:14:38,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:14:38,220 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-26 01:14:38,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 [2022-11-26 01:14:38,222 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-26 01:14:38,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2022-11-26 01:14:39,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:14:39,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 558 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-26 01:14:39,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:14:39,146 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 01:14:39,147 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:14:39,185 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-26 01:14:39,185 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [842325042] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:14:39,185 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [530776670] [2022-11-26 01:14:39,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:14:39,186 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 01:14:39,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 01:14:39,190 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 01:14:39,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-11-26 01:14:39,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:14:39,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 558 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-26 01:14:39,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:14:39,704 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-26 01:14:39,704 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 01:14:39,704 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [530776670] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 01:14:39,705 INFO L184 FreeRefinementEngine]: Found 1 perfect and 4 imperfect interpolant sequences. [2022-11-26 01:14:39,705 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7, 7, 7, 7] total 13 [2022-11-26 01:14:39,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322537561] [2022-11-26 01:14:39,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 01:14:39,706 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 01:14:39,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-26 01:14:39,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 01:14:39,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2022-11-26 01:14:39,707 INFO L87 Difference]: Start difference. First operand 377 states and 507 transitions. Second operand has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-26 01:14:39,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 01:14:39,810 INFO L93 Difference]: Finished difference Result 381 states and 511 transitions. [2022-11-26 01:14:39,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 01:14:39,811 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 21 [2022-11-26 01:14:39,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 01:14:39,814 INFO L225 Difference]: With dead ends: 381 [2022-11-26 01:14:39,814 INFO L226 Difference]: Without dead ends: 380 [2022-11-26 01:14:39,814 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2022-11-26 01:14:39,815 INFO L413 NwaCegarLoop]: 495 mSDtfsCounter, 5 mSDsluCounter, 983 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 1478 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-26 01:14:39,816 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 1478 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-26 01:14:39,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2022-11-26 01:14:39,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 380. [2022-11-26 01:14:39,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 380 states, 268 states have (on average 1.3395522388059702) internal successors, (359), 284 states have internal predecessors, (359), 76 states have call successors, (76), 26 states have call predecessors, (76), 26 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2022-11-26 01:14:39,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 510 transitions. [2022-11-26 01:14:39,834 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 510 transitions. Word has length 21 [2022-11-26 01:14:39,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 01:14:39,835 INFO L495 AbstractCegarLoop]: Abstraction has 380 states and 510 transitions. [2022-11-26 01:14:39,835 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-26 01:14:39,835 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 510 transitions. [2022-11-26 01:14:39,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-26 01:14:39,836 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 01:14:39,836 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 01:14:39,854 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-11-26 01:14:40,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2022-11-26 01:14:40,259 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-11-26 01:14:40,452 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 01:14:40,452 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-26 01:14:40,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 01:14:40,453 INFO L85 PathProgramCache]: Analyzing trace with hash 570797587, now seen corresponding path program 1 times [2022-11-26 01:14:40,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 01:14:40,454 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [435606122] [2022-11-26 01:14:40,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:14:40,454 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 01:14:40,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 01:14:40,456 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-26 01:14:40,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2022-11-26 01:14:41,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:14:41,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 580 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-26 01:14:41,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:14:41,104 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-26 01:14:41,104 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:14:41,238 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-26 01:14:41,238 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-26 01:14:41,238 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [435606122] [2022-11-26 01:14:41,238 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [435606122] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:14:41,238 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [617483141] [2022-11-26 01:14:41,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:14:41,239 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-26 01:14:41,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 [2022-11-26 01:14:41,242 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-26 01:14:41,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2022-11-26 01:14:42,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:14:42,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 580 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-26 01:14:42,140 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:14:42,167 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-26 01:14:42,167 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:14:42,230 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-26 01:14:42,230 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [617483141] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:14:42,231 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [628720655] [2022-11-26 01:14:42,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:14:42,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 01:14:42,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 01:14:42,232 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 01:14:42,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-11-26 01:14:42,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:14:42,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 580 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-26 01:14:42,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:14:42,756 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-26 01:14:42,756 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:14:42,863 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-26 01:14:42,863 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [628720655] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:14:42,863 INFO L184 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2022-11-26 01:14:42,863 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7, 7, 5, 5] total 16 [2022-11-26 01:14:42,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906231565] [2022-11-26 01:14:42,864 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2022-11-26 01:14:42,864 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-11-26 01:14:42,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-26 01:14:42,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-11-26 01:14:42,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2022-11-26 01:14:42,865 INFO L87 Difference]: Start difference. First operand 380 states and 510 transitions. Second operand has 16 states, 16 states have (on average 3.0) internal successors, (48), 16 states have internal predecessors, (48), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-26 01:14:43,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 01:14:43,558 INFO L93 Difference]: Finished difference Result 755 states and 1016 transitions. [2022-11-26 01:14:43,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-26 01:14:43,559 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 3.0) internal successors, (48), 16 states have internal predecessors, (48), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 25 [2022-11-26 01:14:43,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 01:14:43,561 INFO L225 Difference]: With dead ends: 755 [2022-11-26 01:14:43,562 INFO L226 Difference]: Without dead ends: 388 [2022-11-26 01:14:43,563 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=108, Invalid=354, Unknown=0, NotChecked=0, Total=462 [2022-11-26 01:14:43,564 INFO L413 NwaCegarLoop]: 491 mSDtfsCounter, 1076 mSDsluCounter, 4721 mSDsCounter, 0 mSdLazyCounter, 217 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1105 SdHoareTripleChecker+Valid, 5212 SdHoareTripleChecker+Invalid, 364 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-26 01:14:43,564 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1105 Valid, 5212 Invalid, 364 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 217 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-26 01:14:43,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 388 states. [2022-11-26 01:14:43,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 388 to 388. [2022-11-26 01:14:43,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 388 states, 277 states have (on average 1.3212996389891696) internal successors, (366), 292 states have internal predecessors, (366), 76 states have call successors, (76), 26 states have call predecessors, (76), 26 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2022-11-26 01:14:43,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 388 states and 517 transitions. [2022-11-26 01:14:43,583 INFO L78 Accepts]: Start accepts. Automaton has 388 states and 517 transitions. Word has length 25 [2022-11-26 01:14:43,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 01:14:43,584 INFO L495 AbstractCegarLoop]: Abstraction has 388 states and 517 transitions. [2022-11-26 01:14:43,584 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.0) internal successors, (48), 16 states have internal predecessors, (48), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-26 01:14:43,584 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 517 transitions. [2022-11-26 01:14:43,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-26 01:14:43,585 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 01:14:43,585 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 01:14:43,594 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2022-11-26 01:14:43,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-11-26 01:14:44,002 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2022-11-26 01:14:44,192 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 01:14:44,192 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-26 01:14:44,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 01:14:44,193 INFO L85 PathProgramCache]: Analyzing trace with hash -1923940054, now seen corresponding path program 1 times [2022-11-26 01:14:44,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 01:14:44,194 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [719703647] [2022-11-26 01:14:44,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:14:44,194 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 01:14:44,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 01:14:44,197 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-26 01:14:44,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2022-11-26 01:14:44,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:14:44,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 631 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-26 01:14:44,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:14:44,886 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-26 01:14:44,887 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:14:45,408 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-26 01:14:45,409 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-26 01:14:45,409 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [719703647] [2022-11-26 01:14:45,409 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [719703647] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:14:45,409 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1072422267] [2022-11-26 01:14:45,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:14:45,409 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-26 01:14:45,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 [2022-11-26 01:14:45,415 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-26 01:14:45,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2022-11-26 01:14:46,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:14:46,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 631 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-26 01:14:46,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:14:46,438 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-26 01:14:46,438 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:14:46,523 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-26 01:14:46,523 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1072422267] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:14:46,523 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1558368865] [2022-11-26 01:14:46,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:14:46,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 01:14:46,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 01:14:46,526 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 01:14:46,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2022-11-26 01:14:47,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:14:47,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 631 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-26 01:14:47,036 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:14:47,352 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-11-26 01:14:47,352 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 01:14:47,352 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1558368865] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 01:14:47,352 INFO L184 FreeRefinementEngine]: Found 1 perfect and 4 imperfect interpolant sequences. [2022-11-26 01:14:47,352 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [13, 13, 13, 13] total 25 [2022-11-26 01:14:47,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490516299] [2022-11-26 01:14:47,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 01:14:47,353 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 01:14:47,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-26 01:14:47,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 01:14:47,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=493, Unknown=0, NotChecked=0, Total=600 [2022-11-26 01:14:47,354 INFO L87 Difference]: Start difference. First operand 388 states and 517 transitions. Second operand has 3 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-26 01:14:47,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 01:14:47,411 INFO L93 Difference]: Finished difference Result 681 states and 916 transitions. [2022-11-26 01:14:47,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 01:14:47,412 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 50 [2022-11-26 01:14:47,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 01:14:47,416 INFO L225 Difference]: With dead ends: 681 [2022-11-26 01:14:47,416 INFO L226 Difference]: Without dead ends: 677 [2022-11-26 01:14:47,417 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 245 GetRequests, 222 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=107, Invalid=493, Unknown=0, NotChecked=0, Total=600 [2022-11-26 01:14:47,418 INFO L413 NwaCegarLoop]: 577 mSDtfsCounter, 435 mSDsluCounter, 422 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 435 SdHoareTripleChecker+Valid, 999 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-26 01:14:47,418 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [435 Valid, 999 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-26 01:14:47,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 677 states. [2022-11-26 01:14:47,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 677 to 673. [2022-11-26 01:14:47,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 673 states, 482 states have (on average 1.3360995850622406) internal successors, (644), 501 states have internal predecessors, (644), 134 states have call successors, (134), 48 states have call predecessors, (134), 48 states have return successors, (133), 133 states have call predecessors, (133), 133 states have call successors, (133) [2022-11-26 01:14:47,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 673 states and 911 transitions. [2022-11-26 01:14:47,497 INFO L78 Accepts]: Start accepts. Automaton has 673 states and 911 transitions. Word has length 50 [2022-11-26 01:14:47,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 01:14:47,498 INFO L495 AbstractCegarLoop]: Abstraction has 673 states and 911 transitions. [2022-11-26 01:14:47,498 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-26 01:14:47,498 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 911 transitions. [2022-11-26 01:14:47,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-26 01:14:47,500 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 01:14:47,501 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 3, 3, 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] [2022-11-26 01:14:47,514 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2022-11-26 01:14:47,716 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2022-11-26 01:14:47,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2022-11-26 01:14:48,109 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 01:14:48,110 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-26 01:14:48,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 01:14:48,110 INFO L85 PathProgramCache]: Analyzing trace with hash -661520829, now seen corresponding path program 1 times [2022-11-26 01:14:48,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 01:14:48,111 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [957463890] [2022-11-26 01:14:48,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:14:48,111 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 01:14:48,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 01:14:48,112 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-26 01:14:48,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2022-11-26 01:14:48,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:14:48,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 780 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-26 01:14:48,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:14:48,899 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-26 01:14:48,900 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:14:49,407 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-26 01:14:49,407 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-26 01:14:49,407 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [957463890] [2022-11-26 01:14:49,407 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [957463890] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:14:49,407 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1115527910] [2022-11-26 01:14:49,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:14:49,408 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-26 01:14:49,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 [2022-11-26 01:14:49,409 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-26 01:14:49,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2022-11-26 01:14:50,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:14:50,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 780 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-26 01:14:50,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:14:50,333 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2022-11-26 01:14:50,333 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 01:14:50,333 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1115527910] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 01:14:50,333 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-26 01:14:50,333 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [13, 13] total 26 [2022-11-26 01:14:50,334 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312029131] [2022-11-26 01:14:50,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 01:14:50,334 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 01:14:50,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-26 01:14:50,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 01:14:50,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=541, Unknown=0, NotChecked=0, Total=650 [2022-11-26 01:14:50,336 INFO L87 Difference]: Start difference. First operand 673 states and 911 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-26 01:14:50,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 01:14:50,436 INFO L93 Difference]: Finished difference Result 1315 states and 1812 transitions. [2022-11-26 01:14:50,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 01:14:50,436 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 77 [2022-11-26 01:14:50,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 01:14:50,440 INFO L225 Difference]: With dead ends: 1315 [2022-11-26 01:14:50,440 INFO L226 Difference]: Without dead ends: 673 [2022-11-26 01:14:50,443 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=113, Invalid=589, Unknown=0, NotChecked=0, Total=702 [2022-11-26 01:14:50,443 INFO L413 NwaCegarLoop]: 499 mSDtfsCounter, 1 mSDsluCounter, 991 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1490 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-26 01:14:50,444 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1490 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-26 01:14:50,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 673 states. [2022-11-26 01:14:50,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 673 to 673. [2022-11-26 01:14:50,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 673 states, 482 states have (on average 1.3319502074688796) internal successors, (642), 501 states have internal predecessors, (642), 134 states have call successors, (134), 48 states have call predecessors, (134), 48 states have return successors, (133), 133 states have call predecessors, (133), 133 states have call successors, (133) [2022-11-26 01:14:50,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 673 states and 909 transitions. [2022-11-26 01:14:50,480 INFO L78 Accepts]: Start accepts. Automaton has 673 states and 909 transitions. Word has length 77 [2022-11-26 01:14:50,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 01:14:50,481 INFO L495 AbstractCegarLoop]: Abstraction has 673 states and 909 transitions. [2022-11-26 01:14:50,481 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-26 01:14:50,481 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 909 transitions. [2022-11-26 01:14:50,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-26 01:14:50,483 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 01:14:50,483 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 3, 3, 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] [2022-11-26 01:14:50,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2022-11-26 01:14:50,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2022-11-26 01:14:50,899 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt [2022-11-26 01:14:50,899 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-26 01:14:50,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 01:14:50,900 INFO L85 PathProgramCache]: Analyzing trace with hash 449539103, now seen corresponding path program 1 times [2022-11-26 01:14:50,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 01:14:50,901 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1136911205] [2022-11-26 01:14:50,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:14:50,901 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 01:14:50,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 01:14:50,902 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-26 01:14:50,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2022-11-26 01:14:51,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:14:51,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 783 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-26 01:14:51,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:14:51,706 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-26 01:14:51,706 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:14:52,236 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-26 01:14:52,236 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-26 01:14:52,236 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1136911205] [2022-11-26 01:14:52,236 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1136911205] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:14:52,236 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1156959588] [2022-11-26 01:14:52,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:14:52,237 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-26 01:14:52,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 [2022-11-26 01:14:52,238 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-26 01:14:52,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2022-11-26 01:14:53,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:14:53,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 783 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-26 01:14:53,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:14:53,522 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-26 01:14:53,522 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:14:53,621 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-26 01:14:53,622 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1156959588] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:14:53,622 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [838378061] [2022-11-26 01:14:53,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:14:53,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 01:14:53,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 01:14:53,626 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 01:14:53,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2022-11-26 01:14:54,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:14:54,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 783 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-26 01:14:54,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:14:54,510 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-11-26 01:14:54,510 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 01:14:54,510 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [838378061] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 01:14:54,511 INFO L184 FreeRefinementEngine]: Found 1 perfect and 4 imperfect interpolant sequences. [2022-11-26 01:14:54,511 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [13, 13, 13, 13] total 26 [2022-11-26 01:14:54,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978695254] [2022-11-26 01:14:54,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 01:14:54,512 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 01:14:54,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-26 01:14:54,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 01:14:54,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=541, Unknown=0, NotChecked=0, Total=650 [2022-11-26 01:14:54,513 INFO L87 Difference]: Start difference. First operand 673 states and 909 transitions. Second operand has 4 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-26 01:14:54,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 01:14:54,662 INFO L93 Difference]: Finished difference Result 1563 states and 2126 transitions. [2022-11-26 01:14:54,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 01:14:54,665 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 79 [2022-11-26 01:14:54,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 01:14:54,671 INFO L225 Difference]: With dead ends: 1563 [2022-11-26 01:14:54,672 INFO L226 Difference]: Without dead ends: 955 [2022-11-26 01:14:54,674 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 391 GetRequests, 366 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=113, Invalid=589, Unknown=0, NotChecked=0, Total=702 [2022-11-26 01:14:54,674 INFO L413 NwaCegarLoop]: 575 mSDtfsCounter, 377 mSDsluCounter, 1026 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 377 SdHoareTripleChecker+Valid, 1601 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-26 01:14:54,675 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [377 Valid, 1601 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-26 01:14:54,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 955 states. [2022-11-26 01:14:54,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 955 to 951. [2022-11-26 01:14:54,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 951 states, 683 states have (on average 1.3367496339677891) internal successors, (913), 706 states have internal predecessors, (913), 191 states have call successors, (191), 69 states have call predecessors, (191), 69 states have return successors, (190), 190 states have call predecessors, (190), 190 states have call successors, (190) [2022-11-26 01:14:54,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 951 states and 1294 transitions. [2022-11-26 01:14:54,765 INFO L78 Accepts]: Start accepts. Automaton has 951 states and 1294 transitions. Word has length 79 [2022-11-26 01:14:54,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 01:14:54,766 INFO L495 AbstractCegarLoop]: Abstraction has 951 states and 1294 transitions. [2022-11-26 01:14:54,766 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-26 01:14:54,766 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1294 transitions. [2022-11-26 01:14:54,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-26 01:14:54,768 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 01:14:54,768 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 3, 3, 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] [2022-11-26 01:14:54,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2022-11-26 01:14:54,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2022-11-26 01:14:55,192 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2022-11-26 01:14:55,379 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 01:14:55,380 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-26 01:14:55,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 01:14:55,380 INFO L85 PathProgramCache]: Analyzing trace with hash -611143586, now seen corresponding path program 1 times [2022-11-26 01:14:55,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 01:14:55,381 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1676177397] [2022-11-26 01:14:55,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:14:55,381 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 01:14:55,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 01:14:55,382 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-26 01:14:55,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2022-11-26 01:14:56,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:14:56,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 719 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-26 01:14:56,033 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:14:56,183 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-26 01:14:56,183 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:14:56,659 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-26 01:14:56,660 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-26 01:14:56,660 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1676177397] [2022-11-26 01:14:56,660 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1676177397] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:14:56,660 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [921816826] [2022-11-26 01:14:56,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:14:56,661 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-26 01:14:56,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 [2022-11-26 01:14:56,667 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-26 01:14:56,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2022-11-26 01:14:57,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:14:57,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 719 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-26 01:14:57,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:14:57,700 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-11-26 01:14:57,700 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 01:14:57,701 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [921816826] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 01:14:57,701 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-26 01:14:57,701 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [13, 13] total 27 [2022-11-26 01:14:57,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861478420] [2022-11-26 01:14:57,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 01:14:57,702 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-26 01:14:57,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-26 01:14:57,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-26 01:14:57,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=591, Unknown=0, NotChecked=0, Total=702 [2022-11-26 01:14:57,703 INFO L87 Difference]: Start difference. First operand 951 states and 1294 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-26 01:14:57,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 01:14:57,879 INFO L93 Difference]: Finished difference Result 974 states and 1311 transitions. [2022-11-26 01:14:57,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-26 01:14:57,881 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 90 [2022-11-26 01:14:57,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 01:14:57,885 INFO L225 Difference]: With dead ends: 974 [2022-11-26 01:14:57,885 INFO L226 Difference]: Without dead ends: 689 [2022-11-26 01:14:57,889 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 242 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=121, Invalid=691, Unknown=0, NotChecked=0, Total=812 [2022-11-26 01:14:57,891 INFO L413 NwaCegarLoop]: 495 mSDtfsCounter, 3 mSDsluCounter, 1479 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 1974 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-26 01:14:57,892 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 1974 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-26 01:14:57,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 689 states. [2022-11-26 01:14:57,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 689 to 689. [2022-11-26 01:14:57,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 689 states, 496 states have (on average 1.3165322580645162) internal successors, (653), 514 states have internal predecessors, (653), 134 states have call successors, (134), 51 states have call predecessors, (134), 51 states have return successors, (133), 133 states have call predecessors, (133), 133 states have call successors, (133) [2022-11-26 01:14:57,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 689 states and 920 transitions. [2022-11-26 01:14:57,941 INFO L78 Accepts]: Start accepts. Automaton has 689 states and 920 transitions. Word has length 90 [2022-11-26 01:14:57,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 01:14:57,942 INFO L495 AbstractCegarLoop]: Abstraction has 689 states and 920 transitions. [2022-11-26 01:14:57,944 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-26 01:14:57,944 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 920 transitions. [2022-11-26 01:14:57,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-26 01:14:57,946 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 01:14:57,947 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 3, 3, 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] [2022-11-26 01:14:57,968 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (21)] Forceful destruction successful, exit code 0 [2022-11-26 01:14:58,174 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2022-11-26 01:14:58,368 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt [2022-11-26 01:14:58,369 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting cdev_addErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-26 01:14:58,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 01:14:58,369 INFO L85 PathProgramCache]: Analyzing trace with hash -1417723236, now seen corresponding path program 1 times [2022-11-26 01:14:58,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 01:14:58,370 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1648741298] [2022-11-26 01:14:58,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:14:58,370 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 01:14:58,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 01:14:58,371 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-26 01:14:58,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2022-11-26 01:14:59,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:14:59,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 910 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-26 01:14:59,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:14:59,368 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-26 01:14:59,368 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:14:59,841 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-26 01:14:59,841 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-26 01:14:59,841 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1648741298] [2022-11-26 01:14:59,841 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1648741298] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:14:59,841 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [695042517] [2022-11-26 01:14:59,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:14:59,842 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-26 01:14:59,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 [2022-11-26 01:14:59,843 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-26 01:14:59,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2022-11-26 01:15:01,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:15:01,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 910 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-26 01:15:01,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:15:01,310 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-26 01:15:01,310 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:15:01,409 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-26 01:15:01,409 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [695042517] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:15:01,409 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [280279145] [2022-11-26 01:15:01,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:15:01,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 01:15:01,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 01:15:01,410 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 01:15:01,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2022-11-26 01:15:02,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:15:02,132 INFO L263 TraceCheckSpWp]: Trace formula consists of 910 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-26 01:15:02,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:15:02,384 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2022-11-26 01:15:02,384 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 01:15:02,385 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [280279145] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 01:15:02,385 INFO L184 FreeRefinementEngine]: Found 1 perfect and 4 imperfect interpolant sequences. [2022-11-26 01:15:02,385 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [13, 13, 13, 13] total 26 [2022-11-26 01:15:02,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360391447] [2022-11-26 01:15:02,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 01:15:02,385 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 01:15:02,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-26 01:15:02,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 01:15:02,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=541, Unknown=0, NotChecked=0, Total=650 [2022-11-26 01:15:02,386 INFO L87 Difference]: Start difference. First operand 689 states and 920 transitions. Second operand has 4 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2022-11-26 01:15:02,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 01:15:02,591 INFO L93 Difference]: Finished difference Result 1587 states and 2100 transitions. [2022-11-26 01:15:02,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 01:15:02,591 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) Word has length 90 [2022-11-26 01:15:02,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 01:15:02,596 INFO L225 Difference]: With dead ends: 1587 [2022-11-26 01:15:02,596 INFO L226 Difference]: Without dead ends: 969 [2022-11-26 01:15:02,598 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 446 GetRequests, 421 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=113, Invalid=589, Unknown=0, NotChecked=0, Total=702 [2022-11-26 01:15:02,599 INFO L413 NwaCegarLoop]: 556 mSDtfsCounter, 190 mSDsluCounter, 995 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 1551 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-26 01:15:02,599 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [190 Valid, 1551 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-26 01:15:02,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 969 states. [2022-11-26 01:15:02,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 969 to 964. [2022-11-26 01:15:02,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 964 states, 684 states have (on average 1.2792397660818713) internal successors, (875), 704 states have internal predecessors, (875), 190 states have call successors, (190), 83 states have call predecessors, (190), 83 states have return successors, (188), 188 states have call predecessors, (188), 187 states have call successors, (188) [2022-11-26 01:15:02,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 964 states and 1253 transitions. [2022-11-26 01:15:02,649 INFO L78 Accepts]: Start accepts. Automaton has 964 states and 1253 transitions. Word has length 90 [2022-11-26 01:15:02,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 01:15:02,650 INFO L495 AbstractCegarLoop]: Abstraction has 964 states and 1253 transitions. [2022-11-26 01:15:02,650 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (9), 1 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2022-11-26 01:15:02,650 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1253 transitions. [2022-11-26 01:15:02,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-11-26 01:15:02,652 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 01:15:02,652 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 01:15:02,668 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2022-11-26 01:15:02,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (23)] Ended with exit code 0 [2022-11-26 01:15:03,073 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2022-11-26 01:15:03,264 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt [2022-11-26 01:15:03,264 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-26 01:15:03,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 01:15:03,265 INFO L85 PathProgramCache]: Analyzing trace with hash -1955243404, now seen corresponding path program 1 times [2022-11-26 01:15:03,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 01:15:03,266 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [354650703] [2022-11-26 01:15:03,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:15:03,266 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 01:15:03,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 01:15:03,267 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-26 01:15:03,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (26)] Waiting until timeout for monitored process [2022-11-26 01:15:04,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:15:04,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 942 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-26 01:15:04,121 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:15:04,273 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-11-26 01:15:04,273 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:15:04,806 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-11-26 01:15:04,806 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-26 01:15:04,806 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [354650703] [2022-11-26 01:15:04,806 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [354650703] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:15:04,807 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [100229774] [2022-11-26 01:15:04,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:15:04,807 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-26 01:15:04,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 [2022-11-26 01:15:04,809 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-26 01:15:04,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2022-11-26 01:15:05,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:15:05,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 942 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-26 01:15:05,970 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:15:06,280 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-11-26 01:15:06,280 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 01:15:06,280 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [100229774] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 01:15:06,280 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-26 01:15:06,280 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [13, 13] total 32 [2022-11-26 01:15:06,281 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [452894266] [2022-11-26 01:15:06,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 01:15:06,281 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-26 01:15:06,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-26 01:15:06,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-26 01:15:06,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=871, Unknown=0, NotChecked=0, Total=992 [2022-11-26 01:15:06,283 INFO L87 Difference]: Start difference. First operand 964 states and 1253 transitions. Second operand has 10 states, 10 states have (on average 7.1) internal successors, (71), 9 states have internal predecessors, (71), 3 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (13), 4 states have call predecessors, (13), 3 states have call successors, (13) [2022-11-26 01:15:06,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 01:15:06,961 INFO L93 Difference]: Finished difference Result 1384 states and 1800 transitions. [2022-11-26 01:15:06,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-11-26 01:15:06,961 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.1) internal successors, (71), 9 states have internal predecessors, (71), 3 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (13), 4 states have call predecessors, (13), 3 states have call successors, (13) Word has length 125 [2022-11-26 01:15:06,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 01:15:06,964 INFO L225 Difference]: With dead ends: 1384 [2022-11-26 01:15:06,964 INFO L226 Difference]: Without dead ends: 509 [2022-11-26 01:15:06,967 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 381 GetRequests, 342 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 153 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=181, Invalid=1459, Unknown=0, NotChecked=0, Total=1640 [2022-11-26 01:15:06,967 INFO L413 NwaCegarLoop]: 485 mSDtfsCounter, 33 mSDsluCounter, 3842 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 4327 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-26 01:15:06,968 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 4327 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-26 01:15:06,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 509 states. [2022-11-26 01:15:06,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 509 to 509. [2022-11-26 01:15:06,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 509 states, 364 states have (on average 1.2637362637362637) internal successors, (460), 378 states have internal predecessors, (460), 96 states have call successors, (96), 43 states have call predecessors, (96), 42 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2022-11-26 01:15:06,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 509 states and 649 transitions. [2022-11-26 01:15:06,990 INFO L78 Accepts]: Start accepts. Automaton has 509 states and 649 transitions. Word has length 125 [2022-11-26 01:15:06,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 01:15:06,990 INFO L495 AbstractCegarLoop]: Abstraction has 509 states and 649 transitions. [2022-11-26 01:15:06,991 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.1) internal successors, (71), 9 states have internal predecessors, (71), 3 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (13), 4 states have call predecessors, (13), 3 states have call successors, (13) [2022-11-26 01:15:06,991 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 649 transitions. [2022-11-26 01:15:06,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-26 01:15:06,992 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 01:15:06,992 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 3, 3, 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] [2022-11-26 01:15:07,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (27)] Forceful destruction successful, exit code 0 [2022-11-26 01:15:07,223 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (26)] Forceful destruction successful, exit code 0 [2022-11-26 01:15:07,403 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt,26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 01:15:07,403 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-26 01:15:07,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 01:15:07,404 INFO L85 PathProgramCache]: Analyzing trace with hash 2108414819, now seen corresponding path program 1 times [2022-11-26 01:15:07,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 01:15:07,405 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [263133831] [2022-11-26 01:15:07,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:15:07,405 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 01:15:07,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 01:15:07,407 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-26 01:15:07,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (28)] Waiting until timeout for monitored process [2022-11-26 01:15:08,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:15:08,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 1040 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-26 01:15:08,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:15:08,493 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-11-26 01:15:08,493 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:15:09,008 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-11-26 01:15:09,009 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-26 01:15:09,009 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [263133831] [2022-11-26 01:15:09,009 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [263133831] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:15:09,009 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1669171969] [2022-11-26 01:15:09,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:15:09,009 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-26 01:15:09,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 [2022-11-26 01:15:09,012 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-26 01:15:09,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2022-11-26 01:15:10,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:15:10,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 1040 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-26 01:15:10,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:15:10,730 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-11-26 01:15:10,730 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:15:10,848 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2022-11-26 01:15:10,848 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1669171969] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:15:10,849 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1997917721] [2022-11-26 01:15:10,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:15:10,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 01:15:10,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 01:15:10,851 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 01:15:10,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2022-11-26 01:15:11,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:15:11,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 1040 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-26 01:15:11,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:15:12,016 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-11-26 01:15:12,016 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 01:15:12,017 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1997917721] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 01:15:12,017 INFO L184 FreeRefinementEngine]: Found 1 perfect and 4 imperfect interpolant sequences. [2022-11-26 01:15:12,017 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [13, 13, 13, 13] total 26 [2022-11-26 01:15:12,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482400841] [2022-11-26 01:15:12,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 01:15:12,018 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 01:15:12,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-26 01:15:12,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 01:15:12,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=541, Unknown=0, NotChecked=0, Total=650 [2022-11-26 01:15:12,019 INFO L87 Difference]: Start difference. First operand 509 states and 649 transitions. Second operand has 4 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-11-26 01:15:12,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 01:15:12,121 INFO L93 Difference]: Finished difference Result 926 states and 1196 transitions. [2022-11-26 01:15:12,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 01:15:12,121 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 128 [2022-11-26 01:15:12,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 01:15:12,124 INFO L225 Difference]: With dead ends: 926 [2022-11-26 01:15:12,124 INFO L226 Difference]: Without dead ends: 519 [2022-11-26 01:15:12,126 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 636 GetRequests, 611 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=113, Invalid=589, Unknown=0, NotChecked=0, Total=702 [2022-11-26 01:15:12,126 INFO L413 NwaCegarLoop]: 466 mSDtfsCounter, 3 mSDsluCounter, 858 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 1324 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-26 01:15:12,127 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 1324 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-26 01:15:12,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 519 states. [2022-11-26 01:15:12,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 519 to 519. [2022-11-26 01:15:12,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 519 states, 370 states have (on average 1.2540540540540541) internal successors, (464), 383 states have internal predecessors, (464), 98 states have call successors, (98), 46 states have call predecessors, (98), 45 states have return successors, (95), 95 states have call predecessors, (95), 95 states have call successors, (95) [2022-11-26 01:15:12,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 519 states and 657 transitions. [2022-11-26 01:15:12,150 INFO L78 Accepts]: Start accepts. Automaton has 519 states and 657 transitions. Word has length 128 [2022-11-26 01:15:12,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 01:15:12,151 INFO L495 AbstractCegarLoop]: Abstraction has 519 states and 657 transitions. [2022-11-26 01:15:12,151 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 1 states have call successors, (15), 1 states have call predecessors, (15), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-11-26 01:15:12,151 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 657 transitions. [2022-11-26 01:15:12,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-11-26 01:15:12,157 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 01:15:12,157 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 01:15:12,172 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (29)] Forceful destruction successful, exit code 0 [2022-11-26 01:15:12,381 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Forceful destruction successful, exit code 0 [2022-11-26 01:15:12,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (28)] Ended with exit code 0 [2022-11-26 01:15:12,772 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt,30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 01:15:12,773 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-26 01:15:12,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 01:15:12,773 INFO L85 PathProgramCache]: Analyzing trace with hash -676249135, now seen corresponding path program 1 times [2022-11-26 01:15:12,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 01:15:12,774 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1167376597] [2022-11-26 01:15:12,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:15:12,775 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 01:15:12,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 01:15:12,776 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-26 01:15:12,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (31)] Waiting until timeout for monitored process [2022-11-26 01:15:13,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:15:13,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 1128 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-26 01:15:13,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:15:14,053 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-26 01:15:14,054 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:15:14,554 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-11-26 01:15:14,554 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-26 01:15:14,554 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1167376597] [2022-11-26 01:15:14,554 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1167376597] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:15:14,554 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [959326001] [2022-11-26 01:15:14,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:15:14,555 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-26 01:15:14,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 [2022-11-26 01:15:14,562 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-26 01:15:14,574 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2022-11-26 01:15:16,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:15:16,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 1128 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-26 01:15:16,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:15:16,423 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-11-26 01:15:16,423 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:15:16,539 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-11-26 01:15:16,539 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [959326001] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:15:16,539 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [733674936] [2022-11-26 01:15:16,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:15:16,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 01:15:16,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 01:15:16,540 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 01:15:16,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2022-11-26 01:15:17,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:15:17,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 1128 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-26 01:15:17,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:15:18,232 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2022-11-26 01:15:18,232 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 01:15:18,232 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [733674936] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 01:15:18,232 INFO L184 FreeRefinementEngine]: Found 1 perfect and 4 imperfect interpolant sequences. [2022-11-26 01:15:18,233 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [13, 13, 13, 13] total 25 [2022-11-26 01:15:18,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926919993] [2022-11-26 01:15:18,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 01:15:18,233 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 01:15:18,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-26 01:15:18,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 01:15:18,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=493, Unknown=0, NotChecked=0, Total=600 [2022-11-26 01:15:18,234 INFO L87 Difference]: Start difference. First operand 519 states and 657 transitions. Second operand has 3 states, 2 states have (on average 41.0) internal successors, (82), 2 states have internal predecessors, (82), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2022-11-26 01:15:18,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 01:15:18,367 INFO L93 Difference]: Finished difference Result 1276 states and 1676 transitions. [2022-11-26 01:15:18,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 01:15:18,368 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 41.0) internal successors, (82), 2 states have internal predecessors, (82), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) Word has length 155 [2022-11-26 01:15:18,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 01:15:18,374 INFO L225 Difference]: With dead ends: 1276 [2022-11-26 01:15:18,374 INFO L226 Difference]: Without dead ends: 865 [2022-11-26 01:15:18,375 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 770 GetRequests, 747 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=107, Invalid=493, Unknown=0, NotChecked=0, Total=600 [2022-11-26 01:15:18,376 INFO L413 NwaCegarLoop]: 507 mSDtfsCounter, 311 mSDsluCounter, 380 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 311 SdHoareTripleChecker+Valid, 887 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-26 01:15:18,376 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [311 Valid, 887 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-26 01:15:18,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 865 states. [2022-11-26 01:15:18,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 865 to 856. [2022-11-26 01:15:18,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 856 states, 615 states have (on average 1.2894308943089432) internal successors, (793), 633 states have internal predecessors, (793), 162 states have call successors, (162), 77 states have call predecessors, (162), 73 states have return successors, (159), 154 states have call predecessors, (159), 155 states have call successors, (159) [2022-11-26 01:15:18,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 856 states and 1114 transitions. [2022-11-26 01:15:18,420 INFO L78 Accepts]: Start accepts. Automaton has 856 states and 1114 transitions. Word has length 155 [2022-11-26 01:15:18,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 01:15:18,421 INFO L495 AbstractCegarLoop]: Abstraction has 856 states and 1114 transitions. [2022-11-26 01:15:18,421 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 41.0) internal successors, (82), 2 states have internal predecessors, (82), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (18), 1 states have call predecessors, (18), 1 states have call successors, (18) [2022-11-26 01:15:18,421 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1114 transitions. [2022-11-26 01:15:18,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-11-26 01:15:18,423 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 01:15:18,423 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 01:15:18,438 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Forceful destruction successful, exit code 0 [2022-11-26 01:15:18,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (32)] Forceful destruction successful, exit code 0 [2022-11-26 01:15:18,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (31)] Ended with exit code 0 [2022-11-26 01:15:19,036 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt,31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 01:15:19,037 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-26 01:15:19,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 01:15:19,037 INFO L85 PathProgramCache]: Analyzing trace with hash -983569353, now seen corresponding path program 1 times [2022-11-26 01:15:19,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 01:15:19,038 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [167199411] [2022-11-26 01:15:19,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:15:19,038 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 01:15:19,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 01:15:19,039 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-26 01:15:19,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (34)] Waiting until timeout for monitored process [2022-11-26 01:15:20,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:15:20,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 1182 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-26 01:15:20,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:15:20,272 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-11-26 01:15:20,272 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:15:20,788 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-11-26 01:15:20,788 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-26 01:15:20,788 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [167199411] [2022-11-26 01:15:20,788 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [167199411] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:15:20,788 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2119446454] [2022-11-26 01:15:20,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:15:20,789 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-26 01:15:20,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 [2022-11-26 01:15:20,790 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-26 01:15:20,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2022-11-26 01:15:22,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:15:22,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 1182 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-26 01:15:22,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:15:22,831 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 18 proven. 9 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-11-26 01:15:22,831 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:15:23,413 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2022-11-26 01:15:23,413 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2119446454] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-26 01:15:23,413 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-26 01:15:23,413 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [13, 13, 7] total 34 [2022-11-26 01:15:23,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386490701] [2022-11-26 01:15:23,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 01:15:23,414 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-26 01:15:23,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-26 01:15:23,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-26 01:15:23,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=136, Invalid=986, Unknown=0, NotChecked=0, Total=1122 [2022-11-26 01:15:23,415 INFO L87 Difference]: Start difference. First operand 856 states and 1114 transitions. Second operand has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 7 states have internal predecessors, (93), 5 states have call successors, (21), 3 states have call predecessors, (21), 2 states have return successors, (18), 5 states have call predecessors, (18), 5 states have call successors, (18) [2022-11-26 01:15:25,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 01:15:27,446 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 01:15:30,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 01:15:30,457 INFO L93 Difference]: Finished difference Result 860 states and 1114 transitions. [2022-11-26 01:15:30,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-26 01:15:30,457 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 7 states have internal predecessors, (93), 5 states have call successors, (21), 3 states have call predecessors, (21), 2 states have return successors, (18), 5 states have call predecessors, (18), 5 states have call successors, (18) Word has length 162 [2022-11-26 01:15:30,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 01:15:30,461 INFO L225 Difference]: With dead ends: 860 [2022-11-26 01:15:30,461 INFO L226 Difference]: Without dead ends: 653 [2022-11-26 01:15:30,462 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 647 GetRequests, 613 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 152 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=147, Invalid=1113, Unknown=0, NotChecked=0, Total=1260 [2022-11-26 01:15:30,463 INFO L413 NwaCegarLoop]: 227 mSDtfsCounter, 498 mSDsluCounter, 400 mSDsCounter, 0 mSdLazyCounter, 895 mSolverCounterSat, 203 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 511 SdHoareTripleChecker+Valid, 627 SdHoareTripleChecker+Invalid, 1100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 203 IncrementalHoareTripleChecker+Valid, 895 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.8s IncrementalHoareTripleChecker+Time [2022-11-26 01:15:30,463 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [511 Valid, 627 Invalid, 1100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [203 Valid, 895 Invalid, 2 Unknown, 0 Unchecked, 6.8s Time] [2022-11-26 01:15:30,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 653 states. [2022-11-26 01:15:30,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 653 to 653. [2022-11-26 01:15:30,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 653 states, 476 states have (on average 1.3067226890756303) internal successors, (622), 492 states have internal predecessors, (622), 120 states have call successors, (120), 51 states have call predecessors, (120), 51 states have return successors, (122), 117 states have call predecessors, (122), 118 states have call successors, (122) [2022-11-26 01:15:30,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 653 states and 864 transitions. [2022-11-26 01:15:30,535 INFO L78 Accepts]: Start accepts. Automaton has 653 states and 864 transitions. Word has length 162 [2022-11-26 01:15:30,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 01:15:30,536 INFO L495 AbstractCegarLoop]: Abstraction has 653 states and 864 transitions. [2022-11-26 01:15:30,537 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.285714285714286) internal successors, (93), 7 states have internal predecessors, (93), 5 states have call successors, (21), 3 states have call predecessors, (21), 2 states have return successors, (18), 5 states have call predecessors, (18), 5 states have call successors, (18) [2022-11-26 01:15:30,537 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 864 transitions. [2022-11-26 01:15:30,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-11-26 01:15:30,540 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 01:15:30,540 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 01:15:30,560 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (35)] Forceful destruction successful, exit code 0 [2022-11-26 01:15:30,769 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (34)] Ended with exit code 0 [2022-11-26 01:15:30,956 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt,34 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 01:15:30,956 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-26 01:15:30,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 01:15:30,956 INFO L85 PathProgramCache]: Analyzing trace with hash 840806423, now seen corresponding path program 1 times [2022-11-26 01:15:30,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 01:15:30,957 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1103646686] [2022-11-26 01:15:30,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:15:30,957 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 01:15:30,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 01:15:30,958 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-26 01:15:30,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (36)] Waiting until timeout for monitored process [2022-11-26 01:15:32,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:15:32,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 1171 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-26 01:15:32,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:15:32,234 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-11-26 01:15:32,234 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:15:32,756 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-11-26 01:15:32,756 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-26 01:15:32,756 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1103646686] [2022-11-26 01:15:32,756 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1103646686] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:15:32,756 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2116721365] [2022-11-26 01:15:32,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:15:32,757 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-26 01:15:32,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 [2022-11-26 01:15:32,758 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-26 01:15:32,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2022-11-26 01:15:34,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:15:34,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 1171 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-26 01:15:34,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:15:34,822 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-11-26 01:15:34,822 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:15:34,943 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-11-26 01:15:34,943 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2116721365] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:15:34,943 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1112223058] [2022-11-26 01:15:34,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:15:34,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 01:15:34,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 01:15:34,945 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 01:15:34,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2022-11-26 01:15:36,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:15:36,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 1171 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-26 01:15:36,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:15:36,420 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-11-26 01:15:36,420 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 01:15:36,420 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1112223058] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 01:15:36,421 INFO L184 FreeRefinementEngine]: Found 1 perfect and 4 imperfect interpolant sequences. [2022-11-26 01:15:36,421 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [13, 13, 13, 13] total 26 [2022-11-26 01:15:36,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525829969] [2022-11-26 01:15:36,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 01:15:36,422 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 01:15:36,422 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-26 01:15:36,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 01:15:36,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=541, Unknown=0, NotChecked=0, Total=650 [2022-11-26 01:15:36,422 INFO L87 Difference]: Start difference. First operand 653 states and 864 transitions. Second operand has 4 states, 3 states have (on average 32.666666666666664) internal successors, (98), 4 states have internal predecessors, (98), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-26 01:15:38,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 01:15:40,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 01:15:40,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 01:15:40,868 INFO L93 Difference]: Finished difference Result 653 states and 864 transitions. [2022-11-26 01:15:40,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 01:15:40,868 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 32.666666666666664) internal successors, (98), 4 states have internal predecessors, (98), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 165 [2022-11-26 01:15:40,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 01:15:40,872 INFO L225 Difference]: With dead ends: 653 [2022-11-26 01:15:40,873 INFO L226 Difference]: Without dead ends: 647 [2022-11-26 01:15:40,873 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 820 GetRequests, 796 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=109, Invalid=541, Unknown=0, NotChecked=0, Total=650 [2022-11-26 01:15:40,874 INFO L413 NwaCegarLoop]: 479 mSDtfsCounter, 346 mSDsluCounter, 424 mSDsCounter, 0 mSdLazyCounter, 137 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 346 SdHoareTripleChecker+Valid, 903 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 137 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-11-26 01:15:40,874 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [346 Valid, 903 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 137 Invalid, 2 Unknown, 0 Unchecked, 4.4s Time] [2022-11-26 01:15:40,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 647 states. [2022-11-26 01:15:40,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 647 to 647. [2022-11-26 01:15:40,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 647 states, 474 states have (on average 1.2953586497890295) internal successors, (614), 486 states have internal predecessors, (614), 118 states have call successors, (118), 51 states have call predecessors, (118), 51 states have return successors, (122), 117 states have call predecessors, (122), 118 states have call successors, (122) [2022-11-26 01:15:40,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 647 states and 854 transitions. [2022-11-26 01:15:40,964 INFO L78 Accepts]: Start accepts. Automaton has 647 states and 854 transitions. Word has length 165 [2022-11-26 01:15:40,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 01:15:40,965 INFO L495 AbstractCegarLoop]: Abstraction has 647 states and 854 transitions. [2022-11-26 01:15:40,965 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 32.666666666666664) internal successors, (98), 4 states have internal predecessors, (98), 2 states have call successors, (21), 2 states have call predecessors, (21), 3 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-26 01:15:40,965 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 854 transitions. [2022-11-26 01:15:40,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2022-11-26 01:15:40,968 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 01:15:40,968 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 01:15:40,988 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (37)] Forceful destruction successful, exit code 0 [2022-11-26 01:15:41,194 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Ended with exit code 0 [2022-11-26 01:15:41,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (36)] Ended with exit code 0 [2022-11-26 01:15:41,584 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt,38 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,36 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 01:15:41,585 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ##fun~$Pointer$~X~$Pointer$~TO~C_INTErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-26 01:15:41,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 01:15:41,585 INFO L85 PathProgramCache]: Analyzing trace with hash 1535023403, now seen corresponding path program 1 times [2022-11-26 01:15:41,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 01:15:41,586 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2034948735] [2022-11-26 01:15:41,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:15:41,587 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 01:15:41,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 01:15:41,587 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-26 01:15:41,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (39)] Waiting until timeout for monitored process [2022-11-26 01:15:42,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:15:42,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 1206 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-26 01:15:42,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:15:42,899 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-11-26 01:15:42,900 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:15:43,423 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-11-26 01:15:43,424 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-26 01:15:43,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2034948735] [2022-11-26 01:15:43,424 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2034948735] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:15:43,424 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [208277176] [2022-11-26 01:15:43,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:15:43,424 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-26 01:15:43,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 [2022-11-26 01:15:43,430 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-26 01:15:43,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2022-11-26 01:15:45,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:15:45,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 1206 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-26 01:15:45,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:15:45,680 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-11-26 01:15:45,680 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:15:45,822 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-11-26 01:15:45,822 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [208277176] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:15:45,822 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1863360959] [2022-11-26 01:15:45,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:15:45,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 01:15:45,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 01:15:45,824 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 01:15:45,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Waiting until timeout for monitored process [2022-11-26 01:15:47,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:15:47,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 1206 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-26 01:15:47,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:15:47,062 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2022-11-26 01:15:47,062 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 01:15:47,062 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1863360959] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 01:15:47,062 INFO L184 FreeRefinementEngine]: Found 1 perfect and 4 imperfect interpolant sequences. [2022-11-26 01:15:47,062 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [13, 13, 13, 13] total 25 [2022-11-26 01:15:47,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418952146] [2022-11-26 01:15:47,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 01:15:47,063 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 01:15:47,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-26 01:15:47,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 01:15:47,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=493, Unknown=0, NotChecked=0, Total=600 [2022-11-26 01:15:47,064 INFO L87 Difference]: Start difference. First operand 647 states and 854 transitions. Second operand has 3 states, 2 states have (on average 50.5) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-11-26 01:15:47,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 01:15:47,129 INFO L93 Difference]: Finished difference Result 653 states and 862 transitions. [2022-11-26 01:15:47,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 01:15:47,130 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 50.5) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 167 [2022-11-26 01:15:47,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 01:15:47,133 INFO L225 Difference]: With dead ends: 653 [2022-11-26 01:15:47,134 INFO L226 Difference]: Without dead ends: 652 [2022-11-26 01:15:47,134 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 830 GetRequests, 807 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=107, Invalid=493, Unknown=0, NotChecked=0, Total=600 [2022-11-26 01:15:47,135 INFO L413 NwaCegarLoop]: 456 mSDtfsCounter, 27 mSDsluCounter, 417 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 873 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-26 01:15:47,135 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 873 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-26 01:15:47,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 652 states. [2022-11-26 01:15:47,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 652 to 649. [2022-11-26 01:15:47,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 649 states, 476 states have (on average 1.2899159663865547) internal successors, (614), 488 states have internal predecessors, (614), 118 states have call successors, (118), 51 states have call predecessors, (118), 52 states have return successors, (124), 117 states have call predecessors, (124), 118 states have call successors, (124) [2022-11-26 01:15:47,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 649 states and 856 transitions. [2022-11-26 01:15:47,207 INFO L78 Accepts]: Start accepts. Automaton has 649 states and 856 transitions. Word has length 167 [2022-11-26 01:15:47,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 01:15:47,208 INFO L495 AbstractCegarLoop]: Abstraction has 649 states and 856 transitions. [2022-11-26 01:15:47,208 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 50.5) internal successors, (101), 3 states have internal predecessors, (101), 1 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-11-26 01:15:47,208 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 856 transitions. [2022-11-26 01:15:47,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2022-11-26 01:15:47,211 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 01:15:47,211 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 01:15:47,238 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (39)] Forceful destruction successful, exit code 0 [2022-11-26 01:15:47,436 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Forceful destruction successful, exit code 0 [2022-11-26 01:15:47,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2022-11-26 01:15:47,826 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,41 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,40 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt [2022-11-26 01:15:47,826 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ##fun~$Pointer$~X~$Pointer$~TO~C_INTErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-26 01:15:47,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 01:15:47,827 INFO L85 PathProgramCache]: Analyzing trace with hash 950736655, now seen corresponding path program 1 times [2022-11-26 01:15:47,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 01:15:47,828 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1690236446] [2022-11-26 01:15:47,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:15:47,828 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 01:15:47,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 01:15:47,829 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-26 01:15:47,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (42)] Waiting until timeout for monitored process [2022-11-26 01:15:49,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:15:49,115 INFO L263 TraceCheckSpWp]: Trace formula consists of 1243 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-26 01:15:49,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:15:49,278 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-11-26 01:15:49,278 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:15:49,789 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-11-26 01:15:49,789 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-26 01:15:49,789 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1690236446] [2022-11-26 01:15:49,789 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1690236446] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:15:49,789 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2124542517] [2022-11-26 01:15:49,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:15:49,789 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-26 01:15:49,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 [2022-11-26 01:15:49,790 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-26 01:15:49,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2022-11-26 01:15:52,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:15:52,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 1243 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-26 01:15:52,145 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:15:52,201 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-11-26 01:15:52,201 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:15:52,333 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2022-11-26 01:15:52,333 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2124542517] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:15:52,333 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [245261754] [2022-11-26 01:15:52,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:15:52,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 01:15:52,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 01:15:52,334 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 01:15:52,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2022-11-26 01:15:53,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:15:53,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 1243 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-26 01:15:53,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:15:53,628 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2022-11-26 01:15:53,629 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 01:15:53,629 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [245261754] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 01:15:53,629 INFO L184 FreeRefinementEngine]: Found 1 perfect and 4 imperfect interpolant sequences. [2022-11-26 01:15:53,629 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [13, 13, 13, 13] total 25 [2022-11-26 01:15:53,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904401526] [2022-11-26 01:15:53,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 01:15:53,630 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 01:15:53,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-26 01:15:53,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 01:15:53,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=493, Unknown=0, NotChecked=0, Total=600 [2022-11-26 01:15:53,631 INFO L87 Difference]: Start difference. First operand 649 states and 856 transitions. Second operand has 3 states, 2 states have (on average 53.0) internal successors, (106), 3 states have internal predecessors, (106), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2022-11-26 01:15:53,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 01:15:53,698 INFO L93 Difference]: Finished difference Result 652 states and 860 transitions. [2022-11-26 01:15:53,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 01:15:53,703 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 53.0) internal successors, (106), 3 states have internal predecessors, (106), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 178 [2022-11-26 01:15:53,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 01:15:53,709 INFO L225 Difference]: With dead ends: 652 [2022-11-26 01:15:53,709 INFO L226 Difference]: Without dead ends: 651 [2022-11-26 01:15:53,710 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 885 GetRequests, 862 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=107, Invalid=493, Unknown=0, NotChecked=0, Total=600 [2022-11-26 01:15:53,710 INFO L413 NwaCegarLoop]: 459 mSDtfsCounter, 6 mSDsluCounter, 452 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 911 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-26 01:15:53,711 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 911 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-26 01:15:53,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 651 states. [2022-11-26 01:15:53,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 651 to 648. [2022-11-26 01:15:53,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 648 states, 476 states have (on average 1.2857142857142858) internal successors, (612), 487 states have internal predecessors, (612), 118 states have call successors, (118), 51 states have call predecessors, (118), 52 states have return successors, (124), 117 states have call predecessors, (124), 118 states have call successors, (124) [2022-11-26 01:15:53,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 648 states and 854 transitions. [2022-11-26 01:15:53,795 INFO L78 Accepts]: Start accepts. Automaton has 648 states and 854 transitions. Word has length 178 [2022-11-26 01:15:53,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 01:15:53,796 INFO L495 AbstractCegarLoop]: Abstraction has 648 states and 854 transitions. [2022-11-26 01:15:53,796 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 53.0) internal successors, (106), 3 states have internal predecessors, (106), 1 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2022-11-26 01:15:53,796 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 854 transitions. [2022-11-26 01:15:53,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-11-26 01:15:53,799 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 01:15:53,800 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 01:15:53,827 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (43)] Forceful destruction successful, exit code 0 [2022-11-26 01:15:54,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (42)] Ended with exit code 0 [2022-11-26 01:15:54,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Ended with exit code 0 [2022-11-26 01:15:54,424 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 43 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt,42 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,44 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 01:15:54,424 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-26 01:15:54,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 01:15:54,425 INFO L85 PathProgramCache]: Analyzing trace with hash 274803025, now seen corresponding path program 1 times [2022-11-26 01:15:54,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 01:15:54,426 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1815758802] [2022-11-26 01:15:54,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:15:54,426 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 01:15:54,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 01:15:54,427 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-26 01:15:54,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (45)] Waiting until timeout for monitored process [2022-11-26 01:15:55,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:15:55,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 1231 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-26 01:15:55,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:15:55,907 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2022-11-26 01:15:55,907 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:15:56,450 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-11-26 01:15:56,450 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-26 01:15:56,450 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1815758802] [2022-11-26 01:15:56,450 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1815758802] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:15:56,451 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1885422139] [2022-11-26 01:15:56,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:15:56,451 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-26 01:15:56,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 [2022-11-26 01:15:56,452 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-26 01:15:56,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2022-11-26 01:15:58,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:15:58,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 1231 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-26 01:15:58,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:15:58,828 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2022-11-26 01:15:58,828 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 01:15:58,829 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1885422139] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 01:15:58,829 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-26 01:15:58,829 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [13, 13] total 25 [2022-11-26 01:15:58,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918701782] [2022-11-26 01:15:58,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 01:15:58,830 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 01:15:58,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-26 01:15:58,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 01:15:58,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=493, Unknown=0, NotChecked=0, Total=600 [2022-11-26 01:15:58,831 INFO L87 Difference]: Start difference. First operand 648 states and 854 transitions. Second operand has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 2 states have internal predecessors, (106), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-26 01:15:58,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 01:15:58,897 INFO L93 Difference]: Finished difference Result 955 states and 1279 transitions. [2022-11-26 01:15:58,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 01:15:58,898 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 2 states have internal predecessors, (106), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 181 [2022-11-26 01:15:58,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 01:15:58,901 INFO L225 Difference]: With dead ends: 955 [2022-11-26 01:15:58,901 INFO L226 Difference]: Without dead ends: 646 [2022-11-26 01:15:58,903 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 540 GetRequests, 517 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=107, Invalid=493, Unknown=0, NotChecked=0, Total=600 [2022-11-26 01:15:58,903 INFO L413 NwaCegarLoop]: 453 mSDtfsCounter, 339 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 339 SdHoareTripleChecker+Valid, 453 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-26 01:15:58,904 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [339 Valid, 453 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-26 01:15:58,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 646 states. [2022-11-26 01:15:59,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 646 to 646. [2022-11-26 01:15:59,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 646 states, 474 states have (on average 1.2784810126582278) internal successors, (606), 485 states have internal predecessors, (606), 118 states have call successors, (118), 51 states have call predecessors, (118), 52 states have return successors, (124), 117 states have call predecessors, (124), 118 states have call successors, (124) [2022-11-26 01:15:59,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 646 states and 848 transitions. [2022-11-26 01:15:59,005 INFO L78 Accepts]: Start accepts. Automaton has 646 states and 848 transitions. Word has length 181 [2022-11-26 01:15:59,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 01:15:59,005 INFO L495 AbstractCegarLoop]: Abstraction has 646 states and 848 transitions. [2022-11-26 01:15:59,006 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 2 states have internal predecessors, (106), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-26 01:15:59,006 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 848 transitions. [2022-11-26 01:15:59,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2022-11-26 01:15:59,008 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 01:15:59,008 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 01:15:59,031 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (45)] Ended with exit code 0 [2022-11-26 01:15:59,244 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (46)] Forceful destruction successful, exit code 0 [2022-11-26 01:15:59,427 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 45 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,46 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt [2022-11-26 01:15:59,427 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-26 01:15:59,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 01:15:59,427 INFO L85 PathProgramCache]: Analyzing trace with hash 1502412743, now seen corresponding path program 1 times [2022-11-26 01:15:59,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 01:15:59,428 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [971382127] [2022-11-26 01:15:59,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:15:59,428 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 01:15:59,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 01:15:59,429 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-26 01:15:59,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (47)] Waiting until timeout for monitored process [2022-11-26 01:16:00,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:16:00,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 1234 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-26 01:16:00,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:16:00,921 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2022-11-26 01:16:00,921 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:16:01,428 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-11-26 01:16:01,429 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-26 01:16:01,429 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [971382127] [2022-11-26 01:16:01,429 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [971382127] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:16:01,429 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1562916212] [2022-11-26 01:16:01,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:16:01,429 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-26 01:16:01,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 [2022-11-26 01:16:01,430 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-26 01:16:01,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2022-11-26 01:16:03,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:16:03,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 1234 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-26 01:16:03,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:16:03,690 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2022-11-26 01:16:03,690 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 01:16:03,690 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1562916212] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 01:16:03,690 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-26 01:16:03,691 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [13, 13] total 26 [2022-11-26 01:16:03,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788665135] [2022-11-26 01:16:03,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 01:16:03,693 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-26 01:16:03,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-26 01:16:03,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-26 01:16:03,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=540, Unknown=0, NotChecked=0, Total=650 [2022-11-26 01:16:03,695 INFO L87 Difference]: Start difference. First operand 646 states and 848 transitions. Second operand has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-26 01:16:03,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 01:16:03,800 INFO L93 Difference]: Finished difference Result 953 states and 1273 transitions. [2022-11-26 01:16:03,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-26 01:16:03,801 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 182 [2022-11-26 01:16:03,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 01:16:03,804 INFO L225 Difference]: With dead ends: 953 [2022-11-26 01:16:03,804 INFO L226 Difference]: Without dead ends: 673 [2022-11-26 01:16:03,805 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 543 GetRequests, 519 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=110, Invalid=540, Unknown=0, NotChecked=0, Total=650 [2022-11-26 01:16:03,806 INFO L413 NwaCegarLoop]: 457 mSDtfsCounter, 23 mSDsluCounter, 891 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 1348 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-26 01:16:03,806 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 1348 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-26 01:16:03,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 673 states. [2022-11-26 01:16:03,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 673 to 656. [2022-11-26 01:16:03,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 656 states, 482 states have (on average 1.2759336099585061) internal successors, (615), 494 states have internal predecessors, (615), 119 states have call successors, (119), 51 states have call predecessors, (119), 53 states have return successors, (127), 118 states have call predecessors, (127), 119 states have call successors, (127) [2022-11-26 01:16:03,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 656 states and 861 transitions. [2022-11-26 01:16:03,908 INFO L78 Accepts]: Start accepts. Automaton has 656 states and 861 transitions. Word has length 182 [2022-11-26 01:16:03,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 01:16:03,909 INFO L495 AbstractCegarLoop]: Abstraction has 656 states and 861 transitions. [2022-11-26 01:16:03,909 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-26 01:16:03,909 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 861 transitions. [2022-11-26 01:16:03,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-11-26 01:16:03,912 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 01:16:03,912 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 01:16:03,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (47)] Forceful destruction successful, exit code 0 [2022-11-26 01:16:04,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2022-11-26 01:16:04,326 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 47 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,48 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt [2022-11-26 01:16:04,327 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 17 more)] === [2022-11-26 01:16:04,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 01:16:04,327 INFO L85 PathProgramCache]: Analyzing trace with hash -2020769363, now seen corresponding path program 1 times [2022-11-26 01:16:04,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-26 01:16:04,329 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1106637611] [2022-11-26 01:16:04,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:16:04,329 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 01:16:04,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat [2022-11-26 01:16:04,330 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-26 01:16:04,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (49)] Waiting until timeout for monitored process [2022-11-26 01:16:05,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:16:05,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 1252 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-26 01:16:05,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:16:05,860 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-11-26 01:16:05,860 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:16:06,362 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2022-11-26 01:16:06,363 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-26 01:16:06,363 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1106637611] [2022-11-26 01:16:06,363 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1106637611] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:16:06,363 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1783918656] [2022-11-26 01:16:06,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:16:06,364 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-26 01:16:06,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 [2022-11-26 01:16:06,370 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-26 01:16:06,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2022-11-26 01:16:08,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:16:08,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 1252 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-26 01:16:08,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:16:09,036 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2022-11-26 01:16:09,036 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-26 01:16:09,161 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2022-11-26 01:16:09,162 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1783918656] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-26 01:16:09,162 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [977301236] [2022-11-26 01:16:09,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 01:16:09,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-26 01:16:09,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 01:16:09,163 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-26 01:16:09,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Waiting until timeout for monitored process [2022-11-26 01:16:10,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 01:16:10,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 1252 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-26 01:16:10,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-26 01:16:11,124 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2022-11-26 01:16:11,124 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-26 01:16:11,124 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [977301236] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 01:16:11,126 INFO L184 FreeRefinementEngine]: Found 1 perfect and 4 imperfect interpolant sequences. [2022-11-26 01:16:11,126 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [13, 13, 13, 13] total 28 [2022-11-26 01:16:11,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093027342] [2022-11-26 01:16:11,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 01:16:11,127 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-26 01:16:11,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-26 01:16:11,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-26 01:16:11,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=640, Unknown=0, NotChecked=0, Total=756 [2022-11-26 01:16:11,128 INFO L87 Difference]: Start difference. First operand 656 states and 861 transitions. Second operand has 6 states, 6 states have (on average 19.0) internal successors, (114), 5 states have internal predecessors, (114), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-26 01:16:13,154 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 01:16:15,158 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 01:16:17,164 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 01:16:17,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 01:16:17,300 INFO L93 Difference]: Finished difference Result 662 states and 865 transitions. [2022-11-26 01:16:17,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-26 01:16:17,300 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 19.0) internal successors, (114), 5 states have internal predecessors, (114), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 191 [2022-11-26 01:16:17,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 01:16:17,301 INFO L225 Difference]: With dead ends: 662 [2022-11-26 01:16:17,301 INFO L226 Difference]: Without dead ends: 0 [2022-11-26 01:16:17,303 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 952 GetRequests, 924 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=128, Invalid=742, Unknown=0, NotChecked=0, Total=870 [2022-11-26 01:16:17,303 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 3 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 100 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2022-11-26 01:16:17,304 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 100 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 32 Invalid, 3 Unknown, 0 Unchecked, 6.1s Time] [2022-11-26 01:16:17,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-26 01:16:17,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-26 01:16:17,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-26 01:16:17,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-26 01:16:17,305 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 191 [2022-11-26 01:16:17,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 01:16:17,305 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-26 01:16:17,305 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.0) internal successors, (114), 5 states have internal predecessors, (114), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-26 01:16:17,306 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-26 01:16:17,306 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-26 01:16:17,308 INFO L805 garLoopResultBuilder]: Registering result SAFE for location zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (19 of 20 remaining) [2022-11-26 01:16:17,309 INFO L805 garLoopResultBuilder]: Registering result SAFE for location zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (18 of 20 remaining) [2022-11-26 01:16:17,309 INFO L805 garLoopResultBuilder]: Registering result SAFE for location zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (17 of 20 remaining) [2022-11-26 01:16:17,309 INFO L805 garLoopResultBuilder]: Registering result SAFE for location zf_readwErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (16 of 20 remaining) [2022-11-26 01:16:17,309 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ##fun~$Pointer$~X~$Pointer$~TO~C_INTErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (15 of 20 remaining) [2022-11-26 01:16:17,310 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ##fun~$Pointer$~X~$Pointer$~TO~C_INTErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (14 of 20 remaining) [2022-11-26 01:16:17,310 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ##fun~$Pointer$~X~$Pointer$~TO~C_INTErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 20 remaining) [2022-11-26 01:16:17,310 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ##fun~$Pointer$~X~$Pointer$~TO~C_INTErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 20 remaining) [2022-11-26 01:16:17,310 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ##fun~$Pointer$~X~$Pointer$~TO~C_INTErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 20 remaining) [2022-11-26 01:16:17,310 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ##fun~$Pointer$~X~$Pointer$~TO~C_INTErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 20 remaining) [2022-11-26 01:16:17,311 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 20 remaining) [2022-11-26 01:16:17,311 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 20 remaining) [2022-11-26 01:16:17,311 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 20 remaining) [2022-11-26 01:16:17,311 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 20 remaining) [2022-11-26 01:16:17,311 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 20 remaining) [2022-11-26 01:16:17,312 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 20 remaining) [2022-11-26 01:16:17,312 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 20 remaining) [2022-11-26 01:16:17,312 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 20 remaining) [2022-11-26 01:16:17,312 INFO L805 garLoopResultBuilder]: Registering result SAFE for location cdev_addErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 20 remaining) [2022-11-26 01:16:17,312 INFO L805 garLoopResultBuilder]: Registering result SAFE for location cdev_addErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 20 remaining) [2022-11-26 01:16:17,346 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt (50)] Forceful destruction successful, exit code 0 [2022-11-26 01:16:17,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Ended with exit code 0 [2022-11-26 01:16:17,741 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (49)] Forceful destruction successful, exit code 0 [2022-11-26 01:16:17,926 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 50 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/cvc4 --incremental --print-success --lang smt,51 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,49 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-26 01:16:17,928 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-26 01:16:19,480 INFO L899 garLoopResultBuilder]: For program point spin_lock_initEXIT(lines 4153 4157) no Hoare annotation was computed. [2022-11-26 01:16:19,480 INFO L902 garLoopResultBuilder]: At program point spin_lock_initENTRY(lines 4153 4157) the Hoare annotation is: true [2022-11-26 01:16:19,481 INFO L899 garLoopResultBuilder]: For program point spin_lock_initFINAL(lines 4153 4157) no Hoare annotation was computed. [2022-11-26 01:16:19,481 INFO L899 garLoopResultBuilder]: For program point printkFINAL(lines 4480 4483) no Hoare annotation was computed. [2022-11-26 01:16:19,481 INFO L902 garLoopResultBuilder]: At program point printkENTRY(lines 4480 4483) the Hoare annotation is: true [2022-11-26 01:16:19,481 INFO L899 garLoopResultBuilder]: For program point printkEXIT(lines 4480 4483) no Hoare annotation was computed. [2022-11-26 01:16:19,481 INFO L902 garLoopResultBuilder]: At program point misc_deregisterENTRY(line 4524) the Hoare annotation is: true [2022-11-26 01:16:19,481 INFO L899 garLoopResultBuilder]: For program point misc_deregisterEXIT(line 4524) no Hoare annotation was computed. [2022-11-26 01:16:19,481 INFO L899 garLoopResultBuilder]: For program point misc_deregisterFINAL(line 4524) no Hoare annotation was computed. [2022-11-26 01:16:19,482 INFO L902 garLoopResultBuilder]: At program point ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONGENTRY(line -1) the Hoare annotation is: true [2022-11-26 01:16:19,482 INFO L902 garLoopResultBuilder]: At program point L1662(lines 1622 1663) the Hoare annotation is: true [2022-11-26 01:16:19,482 INFO L902 garLoopResultBuilder]: At program point L3246(lines 3241 3247) the Hoare annotation is: true [2022-11-26 01:16:19,482 INFO L899 garLoopResultBuilder]: For program point L1646(lines 1646 1649) no Hoare annotation was computed. [2022-11-26 01:16:19,482 INFO L899 garLoopResultBuilder]: For program point L3244(line 3244) no Hoare annotation was computed. [2022-11-26 01:16:19,482 INFO L899 garLoopResultBuilder]: For program point L1644(lines 1644 1645) no Hoare annotation was computed. [2022-11-26 01:16:19,482 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONGFINAL(line -1) no Hoare annotation was computed. [2022-11-26 01:16:19,483 INFO L899 garLoopResultBuilder]: For program point L1642-2(lines 1642 1650) no Hoare annotation was computed. [2022-11-26 01:16:19,483 INFO L902 garLoopResultBuilder]: At program point L1642-3(lines 1642 1650) the Hoare annotation is: true [2022-11-26 01:16:19,483 INFO L899 garLoopResultBuilder]: For program point L1632(lines 1632 1651) no Hoare annotation was computed. [2022-11-26 01:16:19,483 INFO L899 garLoopResultBuilder]: For program point L1632-1(lines 1632 1651) no Hoare annotation was computed. [2022-11-26 01:16:19,483 INFO L899 garLoopResultBuilder]: For program point L1626(lines 1626 1660) no Hoare annotation was computed. [2022-11-26 01:16:19,483 INFO L899 garLoopResultBuilder]: For program point L1626-2(lines 1626 1660) no Hoare annotation was computed. [2022-11-26 01:16:19,483 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONGEXIT(line -1) no Hoare annotation was computed. [2022-11-26 01:16:19,484 INFO L902 garLoopResultBuilder]: At program point L3243(lines 3243 3244) the Hoare annotation is: true [2022-11-26 01:16:19,484 INFO L899 garLoopResultBuilder]: For program point L1596(line 1596) no Hoare annotation was computed. [2022-11-26 01:16:19,484 INFO L899 garLoopResultBuilder]: For program point L1596-1(lines 1596 1619) no Hoare annotation was computed. [2022-11-26 01:16:19,484 INFO L902 garLoopResultBuilder]: At program point L1594(line 1594) the Hoare annotation is: true [2022-11-26 01:16:19,484 INFO L899 garLoopResultBuilder]: For program point L1596-2(lines 1589 1620) no Hoare annotation was computed. [2022-11-26 01:16:19,484 INFO L902 garLoopResultBuilder]: At program point L1594-1(line 1594) the Hoare annotation is: true [2022-11-26 01:16:19,484 INFO L899 garLoopResultBuilder]: For program point L1594-2(line 1594) no Hoare annotation was computed. [2022-11-26 01:16:19,485 INFO L899 garLoopResultBuilder]: For program point L1613(line 1613) no Hoare annotation was computed. [2022-11-26 01:16:19,485 INFO L899 garLoopResultBuilder]: For program point zf_pingErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1596) no Hoare annotation was computed. [2022-11-26 01:16:19,485 INFO L902 garLoopResultBuilder]: At program point L1605(line 1605) the Hoare annotation is: true [2022-11-26 01:16:19,485 INFO L902 garLoopResultBuilder]: At program point L1605-1(line 1605) the Hoare annotation is: true [2022-11-26 01:16:19,485 INFO L902 garLoopResultBuilder]: At program point L1618(line 1618) the Hoare annotation is: true [2022-11-26 01:16:19,485 INFO L899 garLoopResultBuilder]: For program point L1618-1(line 1618) no Hoare annotation was computed. [2022-11-26 01:16:19,486 INFO L902 garLoopResultBuilder]: At program point L1616(line 1616) the Hoare annotation is: true [2022-11-26 01:16:19,486 INFO L902 garLoopResultBuilder]: At program point L1612(line 1612) the Hoare annotation is: true [2022-11-26 01:16:19,486 INFO L902 garLoopResultBuilder]: At program point L1612-1(line 1612) the Hoare annotation is: true [2022-11-26 01:16:19,486 INFO L899 garLoopResultBuilder]: For program point zf_pingErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 1596) no Hoare annotation was computed. [2022-11-26 01:16:19,486 INFO L902 garLoopResultBuilder]: At program point L1608(line 1608) the Hoare annotation is: true [2022-11-26 01:16:19,486 INFO L899 garLoopResultBuilder]: For program point zf_pingEXIT(lines 1589 1620) no Hoare annotation was computed. [2022-11-26 01:16:19,486 INFO L902 garLoopResultBuilder]: At program point zf_pingENTRY(lines 1589 1620) the Hoare annotation is: true [2022-11-26 01:16:19,487 INFO L899 garLoopResultBuilder]: For program point L1608-1(line 1608) no Hoare annotation was computed. [2022-11-26 01:16:19,487 INFO L899 garLoopResultBuilder]: For program point L1606(line 1606) no Hoare annotation was computed. [2022-11-26 01:16:19,487 INFO L902 garLoopResultBuilder]: At program point assert_context_processFINAL(lines 21 23) the Hoare annotation is: true [2022-11-26 01:16:19,487 INFO L899 garLoopResultBuilder]: For program point assert_context_processEXIT(lines 21 23) no Hoare annotation was computed. [2022-11-26 01:16:19,487 INFO L899 garLoopResultBuilder]: For program point L3962(lines 3962 3963) no Hoare annotation was computed. [2022-11-26 01:16:19,487 INFO L899 garLoopResultBuilder]: For program point zf_readwFINAL(lines 1467 1471) no Hoare annotation was computed. [2022-11-26 01:16:19,487 INFO L899 garLoopResultBuilder]: For program point zf_readwErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 3963) no Hoare annotation was computed. [2022-11-26 01:16:19,488 INFO L902 garLoopResultBuilder]: At program point L1469(line 1469) the Hoare annotation is: true [2022-11-26 01:16:19,488 INFO L899 garLoopResultBuilder]: For program point L1469-1(line 1469) no Hoare annotation was computed. [2022-11-26 01:16:19,488 INFO L895 garLoopResultBuilder]: At program point L3965(lines 3960 3966) the Hoare annotation is: (or (not (= (_ bv0 32) ~next_heartbeat~0)) (not (= (_ bv0 16) ~number_cdev_registered~0)) (not (= ~jiffies~0 (_ bv0 32))) (not (= ~ddv_ioport_request_start~0 (_ bv0 32))) (not (= ~fixed_cdev_used~0 (_ bv0 32))) (not (= (_ bv0 16) ~number_timer_registered~0)) (not (= ~nowayout~0 (_ bv0 32))) (not (= ~ddv_ioport_request_len~0 (_ bv0 32)))) [2022-11-26 01:16:19,488 INFO L899 garLoopResultBuilder]: For program point L3963-1(line 3963) no Hoare annotation was computed. [2022-11-26 01:16:19,488 INFO L899 garLoopResultBuilder]: For program point L3963(line 3963) no Hoare annotation was computed. [2022-11-26 01:16:19,489 INFO L899 garLoopResultBuilder]: For program point L3963-2(line 3963) no Hoare annotation was computed. [2022-11-26 01:16:19,489 INFO L899 garLoopResultBuilder]: For program point L3963-4(line 3963) no Hoare annotation was computed. [2022-11-26 01:16:19,489 INFO L899 garLoopResultBuilder]: For program point L12(line 12) no Hoare annotation was computed. [2022-11-26 01:16:19,489 INFO L899 garLoopResultBuilder]: For program point L12-1(line 12) no Hoare annotation was computed. [2022-11-26 01:16:19,489 INFO L895 garLoopResultBuilder]: At program point L12-3(line 12) the Hoare annotation is: (or (not (= (_ bv0 32) ~next_heartbeat~0)) (not (= (_ bv0 16) ~number_cdev_registered~0)) (not (= ~jiffies~0 (_ bv0 32))) (not (= ~ddv_ioport_request_start~0 (_ bv0 32))) (not (= ~fixed_cdev_used~0 (_ bv0 32))) (not (= (_ bv0 16) ~number_timer_registered~0)) (not (= ~nowayout~0 (_ bv0 32))) (not (= ~ddv_ioport_request_len~0 (_ bv0 32)))) [2022-11-26 01:16:19,489 INFO L899 garLoopResultBuilder]: For program point zf_readwErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 3963) no Hoare annotation was computed. [2022-11-26 01:16:19,489 INFO L899 garLoopResultBuilder]: For program point zf_readwEXIT(lines 1467 1471) no Hoare annotation was computed. [2022-11-26 01:16:19,490 INFO L902 garLoopResultBuilder]: At program point zf_readwENTRY(lines 1467 1471) the Hoare annotation is: true [2022-11-26 01:16:19,490 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2022-11-26 01:16:19,490 INFO L902 garLoopResultBuilder]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: true [2022-11-26 01:16:19,490 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2022-11-26 01:16:19,490 INFO L899 garLoopResultBuilder]: For program point L1553(line 1553) no Hoare annotation was computed. [2022-11-26 01:16:19,490 INFO L899 garLoopResultBuilder]: For program point zf_timer_offEXIT(lines 1537 1554) no Hoare annotation was computed. [2022-11-26 01:16:19,490 INFO L902 garLoopResultBuilder]: At program point L1551(line 1551) the Hoare annotation is: true [2022-11-26 01:16:19,491 INFO L902 garLoopResultBuilder]: At program point L1550(line 1550) the Hoare annotation is: true [2022-11-26 01:16:19,491 INFO L902 garLoopResultBuilder]: At program point L1550-1(line 1550) the Hoare annotation is: true [2022-11-26 01:16:19,491 INFO L899 garLoopResultBuilder]: For program point L1547(line 1547) no Hoare annotation was computed. [2022-11-26 01:16:19,491 INFO L902 garLoopResultBuilder]: At program point L1545(line 1545) the Hoare annotation is: true [2022-11-26 01:16:19,491 INFO L902 garLoopResultBuilder]: At program point L1545-1(line 1545) the Hoare annotation is: true [2022-11-26 01:16:19,491 INFO L902 garLoopResultBuilder]: At program point L1543(line 1543) the Hoare annotation is: true [2022-11-26 01:16:19,491 INFO L899 garLoopResultBuilder]: For program point L1543-1(line 1543) no Hoare annotation was computed. [2022-11-26 01:16:19,492 INFO L902 garLoopResultBuilder]: At program point zf_timer_offENTRY(lines 1537 1554) the Hoare annotation is: true [2022-11-26 01:16:19,492 INFO L899 garLoopResultBuilder]: For program point zf_timer_offFINAL(lines 1537 1554) no Hoare annotation was computed. [2022-11-26 01:16:19,492 INFO L902 garLoopResultBuilder]: At program point spin_lockENTRY(lines 4159 4169) the Hoare annotation is: true [2022-11-26 01:16:19,492 INFO L899 garLoopResultBuilder]: For program point L4161(lines 4161 4162) no Hoare annotation was computed. [2022-11-26 01:16:19,492 INFO L899 garLoopResultBuilder]: For program point spin_lockFINAL(lines 4159 4169) no Hoare annotation was computed. [2022-11-26 01:16:19,492 INFO L899 garLoopResultBuilder]: For program point spin_lockEXIT(lines 4159 4169) no Hoare annotation was computed. [2022-11-26 01:16:19,492 INFO L899 garLoopResultBuilder]: For program point outwFINAL(lines 3968 3970) no Hoare annotation was computed. [2022-11-26 01:16:19,493 INFO L899 garLoopResultBuilder]: For program point outwEXIT(lines 3968 3970) no Hoare annotation was computed. [2022-11-26 01:16:19,493 INFO L902 garLoopResultBuilder]: At program point outwENTRY(lines 3968 3970) the Hoare annotation is: true [2022-11-26 01:16:19,493 INFO L902 garLoopResultBuilder]: At program point L1522(lines 1522 1532) the Hoare annotation is: true [2022-11-26 01:16:19,493 INFO L899 garLoopResultBuilder]: For program point L1580(line 1580) no Hoare annotation was computed. [2022-11-26 01:16:19,493 INFO L902 garLoopResultBuilder]: At program point L4512(lines 4506 4513) the Hoare annotation is: true [2022-11-26 01:16:19,493 INFO L902 garLoopResultBuilder]: At program point L4504(line 4504) the Hoare annotation is: true [2022-11-26 01:16:19,494 INFO L902 garLoopResultBuilder]: At program point L1713(line 1713) the Hoare annotation is: true [2022-11-26 01:16:19,494 INFO L899 garLoopResultBuilder]: For program point L1713-1(line 1713) no Hoare annotation was computed. [2022-11-26 01:16:19,494 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~X~$Pointer$~TO~C_INTFINAL(line -1) no Hoare annotation was computed. [2022-11-26 01:16:19,494 INFO L902 garLoopResultBuilder]: At program point L1705(lines 1690 1706) the Hoare annotation is: true [2022-11-26 01:16:19,494 INFO L902 garLoopResultBuilder]: At program point ##fun~$Pointer$~X~$Pointer$~TO~C_INTENTRY(line -1) the Hoare annotation is: true [2022-11-26 01:16:19,494 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~X~$Pointer$~TO~C_INTErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 4517) no Hoare annotation was computed. [2022-11-26 01:16:19,494 INFO L902 garLoopResultBuilder]: At program point L1565(line 1565) the Hoare annotation is: true [2022-11-26 01:16:19,495 INFO L902 garLoopResultBuilder]: At program point L1565-1(line 1565) the Hoare annotation is: true [2022-11-26 01:16:19,495 INFO L899 garLoopResultBuilder]: For program point L4505(line 4505) no Hoare annotation was computed. [2022-11-26 01:16:19,495 INFO L899 garLoopResultBuilder]: For program point L1524(lines 1524 1531) no Hoare annotation was computed. [2022-11-26 01:16:19,495 INFO L902 garLoopResultBuilder]: At program point L1714(line 1714) the Hoare annotation is: true [2022-11-26 01:16:19,495 INFO L899 garLoopResultBuilder]: For program point L1714-1(line 1714) no Hoare annotation was computed. [2022-11-26 01:16:19,495 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~X~$Pointer$~TO~C_INTErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 4508) no Hoare annotation was computed. [2022-11-26 01:16:19,496 INFO L902 garLoopResultBuilder]: At program point L1582(line 1582) the Hoare annotation is: true [2022-11-26 01:16:19,496 INFO L902 garLoopResultBuilder]: At program point L1582-1(line 1582) the Hoare annotation is: true [2022-11-26 01:16:19,496 INFO L899 garLoopResultBuilder]: For program point L1698(lines 1698 1699) no Hoare annotation was computed. [2022-11-26 01:16:19,496 INFO L902 garLoopResultBuilder]: At program point L1698-2(lines 1698 1699) the Hoare annotation is: true [2022-11-26 01:16:19,496 INFO L902 garLoopResultBuilder]: At program point L1723(lines 1708 1724) the Hoare annotation is: true [2022-11-26 01:16:19,496 INFO L899 garLoopResultBuilder]: For program point L1525(line 1525) no Hoare annotation was computed. [2022-11-26 01:16:19,496 INFO L899 garLoopResultBuilder]: For program point L1525-1(lines 1524 1531) no Hoare annotation was computed. [2022-11-26 01:16:19,497 INFO L902 garLoopResultBuilder]: At program point L1583(line 1583) the Hoare annotation is: true [2022-11-26 01:16:19,497 INFO L899 garLoopResultBuilder]: For program point L4515(lines 4515 4521) no Hoare annotation was computed. [2022-11-26 01:16:19,497 INFO L902 garLoopResultBuilder]: At program point L1567(line 1567) the Hoare annotation is: true [2022-11-26 01:16:19,497 INFO L899 garLoopResultBuilder]: For program point L1567-1(line 1567) no Hoare annotation was computed. [2022-11-26 01:16:19,497 INFO L902 garLoopResultBuilder]: At program point L1526(line 1526) the Hoare annotation is: true [2022-11-26 01:16:19,497 INFO L902 garLoopResultBuilder]: At program point L1526-1(line 1526) the Hoare annotation is: true [2022-11-26 01:16:19,497 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~X~$Pointer$~TO~C_INTErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 4517) no Hoare annotation was computed. [2022-11-26 01:16:19,498 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-26 01:16:19,498 INFO L899 garLoopResultBuilder]: For program point L4508-1(line 4508) no Hoare annotation was computed. [2022-11-26 01:16:19,498 INFO L899 garLoopResultBuilder]: For program point L-1-2(line -1) no Hoare annotation was computed. [2022-11-26 01:16:19,498 INFO L902 garLoopResultBuilder]: At program point L1692(line 1692) the Hoare annotation is: true [2022-11-26 01:16:19,498 INFO L899 garLoopResultBuilder]: For program point L4508-2(line 4508) no Hoare annotation was computed. [2022-11-26 01:16:19,498 INFO L899 garLoopResultBuilder]: For program point L1692-1(line 1692) no Hoare annotation was computed. [2022-11-26 01:16:19,499 INFO L899 garLoopResultBuilder]: For program point L4508(line 4508) no Hoare annotation was computed. [2022-11-26 01:16:19,499 INFO L899 garLoopResultBuilder]: For program point L1560(lines 1560 1586) no Hoare annotation was computed. [2022-11-26 01:16:19,499 INFO L899 garLoopResultBuilder]: For program point L1527(line 1527) no Hoare annotation was computed. [2022-11-26 01:16:19,499 INFO L899 garLoopResultBuilder]: For program point L1527-1(lines 1524 1531) no Hoare annotation was computed. [2022-11-26 01:16:19,499 INFO L899 garLoopResultBuilder]: For program point L1717(line 1717) no Hoare annotation was computed. [2022-11-26 01:16:19,499 INFO L899 garLoopResultBuilder]: For program point L1585(line 1585) no Hoare annotation was computed. [2022-11-26 01:16:19,499 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~X~$Pointer$~TO~C_INTErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 4508) no Hoare annotation was computed. [2022-11-26 01:16:19,500 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~X~$Pointer$~TO~C_INTEXIT(line -1) no Hoare annotation was computed. [2022-11-26 01:16:19,500 INFO L902 garLoopResultBuilder]: At program point L1577(line 1577) the Hoare annotation is: true [2022-11-26 01:16:19,500 INFO L902 garLoopResultBuilder]: At program point L1577-1(line 1577) the Hoare annotation is: true [2022-11-26 01:16:19,500 INFO L899 garLoopResultBuilder]: For program point L4517-2(line 4517) no Hoare annotation was computed. [2022-11-26 01:16:19,500 INFO L899 garLoopResultBuilder]: For program point L1701(line 1701) no Hoare annotation was computed. [2022-11-26 01:16:19,500 INFO L899 garLoopResultBuilder]: For program point L4517(line 4517) no Hoare annotation was computed. [2022-11-26 01:16:19,500 INFO L899 garLoopResultBuilder]: For program point L4517-1(line 4517) no Hoare annotation was computed. [2022-11-26 01:16:19,501 INFO L899 garLoopResultBuilder]: For program point L1693(lines 1693 1696) no Hoare annotation was computed. [2022-11-26 01:16:19,501 INFO L902 garLoopResultBuilder]: At program point L1528(line 1528) the Hoare annotation is: true [2022-11-26 01:16:19,501 INFO L902 garLoopResultBuilder]: At program point L1528-1(line 1528) the Hoare annotation is: true [2022-11-26 01:16:19,501 INFO L899 garLoopResultBuilder]: For program point L1710(lines 1710 1715) no Hoare annotation was computed. [2022-11-26 01:16:19,501 INFO L902 garLoopResultBuilder]: At program point L1710-1(lines 1710 1715) the Hoare annotation is: true [2022-11-26 01:16:19,501 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~X~$Pointer$~TO~C_INTErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 4517) no Hoare annotation was computed. [2022-11-26 01:16:19,501 INFO L902 garLoopResultBuilder]: At program point L1694(line 1694) the Hoare annotation is: true [2022-11-26 01:16:19,502 INFO L899 garLoopResultBuilder]: For program point L1694-1(line 1694) no Hoare annotation was computed. [2022-11-26 01:16:19,502 INFO L899 garLoopResultBuilder]: For program point L1529(line 1529) no Hoare annotation was computed. [2022-11-26 01:16:19,502 INFO L902 garLoopResultBuilder]: At program point L1719(line 1719) the Hoare annotation is: true [2022-11-26 01:16:19,502 INFO L899 garLoopResultBuilder]: For program point L1719-1(line 1719) no Hoare annotation was computed. [2022-11-26 01:16:19,502 INFO L902 garLoopResultBuilder]: At program point L1711(line 1711) the Hoare annotation is: true [2022-11-26 01:16:19,502 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~X~$Pointer$~TO~C_INTErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 4508) no Hoare annotation was computed. [2022-11-26 01:16:19,503 INFO L899 garLoopResultBuilder]: For program point outbEXIT(lines 3956 3958) no Hoare annotation was computed. [2022-11-26 01:16:19,503 INFO L902 garLoopResultBuilder]: At program point outbENTRY(lines 3956 3958) the Hoare annotation is: true [2022-11-26 01:16:19,503 INFO L899 garLoopResultBuilder]: For program point outbFINAL(lines 3956 3958) no Hoare annotation was computed. [2022-11-26 01:16:19,503 INFO L902 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2022-11-26 01:16:19,503 INFO L899 garLoopResultBuilder]: For program point ##fun~C_ULONG~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2022-11-26 01:16:19,503 INFO L899 garLoopResultBuilder]: For program point ##fun~C_ULONG~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2022-11-26 01:16:19,503 INFO L902 garLoopResultBuilder]: At program point ##fun~C_ULONG~TO~VOIDENTRY(line -1) the Hoare annotation is: true [2022-11-26 01:16:19,504 INFO L899 garLoopResultBuilder]: For program point add_timerEXIT(lines 4256 4263) no Hoare annotation was computed. [2022-11-26 01:16:19,504 INFO L902 garLoopResultBuilder]: At program point add_timerENTRY(lines 4256 4263) the Hoare annotation is: true [2022-11-26 01:16:19,504 INFO L899 garLoopResultBuilder]: For program point add_timerFINAL(lines 4256 4263) no Hoare annotation was computed. [2022-11-26 01:16:19,504 INFO L902 garLoopResultBuilder]: At program point L3262(lines 3257 3263) the Hoare annotation is: true [2022-11-26 01:16:19,504 INFO L899 garLoopResultBuilder]: For program point L3260(line 3260) no Hoare annotation was computed. [2022-11-26 01:16:19,504 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INTEXIT(line -1) no Hoare annotation was computed. [2022-11-26 01:16:19,504 INFO L902 garLoopResultBuilder]: At program point L1687(lines 1665 1688) the Hoare annotation is: true [2022-11-26 01:16:19,505 INFO L899 garLoopResultBuilder]: For program point L1683(line 1683) no Hoare annotation was computed. [2022-11-26 01:16:19,505 INFO L899 garLoopResultBuilder]: For program point L1679(line 1679) no Hoare annotation was computed. [2022-11-26 01:16:19,505 INFO L899 garLoopResultBuilder]: For program point L1671(line 1671) no Hoare annotation was computed. [2022-11-26 01:16:19,505 INFO L902 garLoopResultBuilder]: At program point ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INTENTRY(line -1) the Hoare annotation is: true [2022-11-26 01:16:19,505 INFO L902 garLoopResultBuilder]: At program point L3267(lines 3267 3268) the Hoare annotation is: true [2022-11-26 01:16:19,505 INFO L902 garLoopResultBuilder]: At program point L3259(lines 3259 3260) the Hoare annotation is: true [2022-11-26 01:16:19,505 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INTFINAL(line -1) no Hoare annotation was computed. [2022-11-26 01:16:19,506 INFO L902 garLoopResultBuilder]: At program point L1680(line 1680) the Hoare annotation is: true [2022-11-26 01:16:19,506 INFO L899 garLoopResultBuilder]: For program point L1676(line 1676) no Hoare annotation was computed. [2022-11-26 01:16:19,506 INFO L899 garLoopResultBuilder]: For program point L1672(lines 1672 1673) no Hoare annotation was computed. [2022-11-26 01:16:19,506 INFO L902 garLoopResultBuilder]: At program point L3270(lines 3265 3271) the Hoare annotation is: true [2022-11-26 01:16:19,506 INFO L902 garLoopResultBuilder]: At program point L1670(lines 1670 1685) the Hoare annotation is: true [2022-11-26 01:16:19,506 INFO L899 garLoopResultBuilder]: For program point L3268(line 3268) no Hoare annotation was computed. [2022-11-26 01:16:19,506 INFO L899 garLoopResultBuilder]: For program point L4209(lines 4209 4213) no Hoare annotation was computed. [2022-11-26 01:16:19,507 INFO L902 garLoopResultBuilder]: At program point spin_unlockENTRY(lines 4207 4214) the Hoare annotation is: true [2022-11-26 01:16:19,507 INFO L899 garLoopResultBuilder]: For program point spin_unlockFINAL(lines 4207 4214) no Hoare annotation was computed. [2022-11-26 01:16:19,507 INFO L899 garLoopResultBuilder]: For program point spin_unlockEXIT(lines 4207 4214) no Hoare annotation was computed. [2022-11-26 01:16:19,507 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 9 11) the Hoare annotation is: true [2022-11-26 01:16:19,507 INFO L899 garLoopResultBuilder]: For program point L10(line 10) no Hoare annotation was computed. [2022-11-26 01:16:19,507 INFO L899 garLoopResultBuilder]: For program point L10-2(lines 9 11) no Hoare annotation was computed. [2022-11-26 01:16:19,507 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 9 11) no Hoare annotation was computed. [2022-11-26 01:16:19,508 INFO L902 garLoopResultBuilder]: At program point release_regionENTRY(lines 3939 3949) the Hoare annotation is: true [2022-11-26 01:16:19,508 INFO L899 garLoopResultBuilder]: For program point release_regionEXIT(lines 3939 3949) no Hoare annotation was computed. [2022-11-26 01:16:19,508 INFO L899 garLoopResultBuilder]: For program point release_regionFINAL(lines 3939 3949) no Hoare annotation was computed. [2022-11-26 01:16:19,508 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_atomic_beginFINAL(line 4534) no Hoare annotation was computed. [2022-11-26 01:16:19,508 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_atomic_beginEXIT(line 4534) no Hoare annotation was computed. [2022-11-26 01:16:19,508 INFO L902 garLoopResultBuilder]: At program point spin_unlock_irqrestoreENTRY(lines 4216 4223) the Hoare annotation is: true [2022-11-26 01:16:19,508 INFO L899 garLoopResultBuilder]: For program point L4218(lines 4218 4222) no Hoare annotation was computed. [2022-11-26 01:16:19,509 INFO L899 garLoopResultBuilder]: For program point spin_unlock_irqrestoreEXIT(lines 4216 4223) no Hoare annotation was computed. [2022-11-26 01:16:19,509 INFO L899 garLoopResultBuilder]: For program point spin_unlock_irqrestoreFINAL(lines 4216 4223) no Hoare annotation was computed. [2022-11-26 01:16:19,509 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_atomic_endEXIT(line 4535) no Hoare annotation was computed. [2022-11-26 01:16:19,509 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_atomic_endFINAL(line 4535) no Hoare annotation was computed. [2022-11-26 01:16:19,509 INFO L899 garLoopResultBuilder]: For program point del_timerEXIT(lines 4271 4274) no Hoare annotation was computed. [2022-11-26 01:16:19,509 INFO L902 garLoopResultBuilder]: At program point del_timerENTRY(lines 4271 4274) the Hoare annotation is: true [2022-11-26 01:16:19,509 INFO L899 garLoopResultBuilder]: For program point del_timerFINAL(lines 4271 4274) no Hoare annotation was computed. [2022-11-26 01:16:19,510 INFO L899 garLoopResultBuilder]: For program point spin_lock_irqsaveEXIT(lines 4171 4181) no Hoare annotation was computed. [2022-11-26 01:16:19,510 INFO L899 garLoopResultBuilder]: For program point spin_lock_irqsaveFINAL(lines 4171 4181) no Hoare annotation was computed. [2022-11-26 01:16:19,510 INFO L899 garLoopResultBuilder]: For program point L4173(lines 4173 4174) no Hoare annotation was computed. [2022-11-26 01:16:19,510 INFO L902 garLoopResultBuilder]: At program point spin_lock_irqsaveENTRY(lines 4171 4181) the Hoare annotation is: true [2022-11-26 01:16:19,510 INFO L899 garLoopResultBuilder]: For program point zf_get_controlFINAL(lines 1506 1509) no Hoare annotation was computed. [2022-11-26 01:16:19,510 INFO L902 garLoopResultBuilder]: At program point zf_get_controlENTRY(lines 1506 1509) the Hoare annotation is: true [2022-11-26 01:16:19,510 INFO L899 garLoopResultBuilder]: For program point zf_get_controlEXIT(lines 1506 1509) no Hoare annotation was computed. [2022-11-26 01:16:19,511 INFO L899 garLoopResultBuilder]: For program point L1508(line 1508) no Hoare annotation was computed. [2022-11-26 01:16:19,511 INFO L899 garLoopResultBuilder]: For program point request_regionFINAL(lines 3925 3937) no Hoare annotation was computed. [2022-11-26 01:16:19,511 INFO L902 garLoopResultBuilder]: At program point request_regionENTRY(lines 3925 3937) the Hoare annotation is: true [2022-11-26 01:16:19,511 INFO L899 garLoopResultBuilder]: For program point request_regionEXIT(lines 3925 3937) no Hoare annotation was computed. [2022-11-26 01:16:19,511 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 2673) no Hoare annotation was computed. [2022-11-26 01:16:19,511 INFO L899 garLoopResultBuilder]: For program point L1786(lines 1786 1789) no Hoare annotation was computed. [2022-11-26 01:16:19,512 INFO L899 garLoopResultBuilder]: For program point L2843(line 2843) no Hoare annotation was computed. [2022-11-26 01:16:19,512 INFO L899 garLoopResultBuilder]: For program point L1786-2(lines 1786 1789) no Hoare annotation was computed. [2022-11-26 01:16:19,512 INFO L899 garLoopResultBuilder]: For program point L2777(line 2777) no Hoare annotation was computed. [2022-11-26 01:16:19,512 INFO L895 garLoopResultBuilder]: At program point L4363(line 4363) the Hoare annotation is: false [2022-11-26 01:16:19,512 INFO L899 garLoopResultBuilder]: For program point L4363-1(line 4363) no Hoare annotation was computed. [2022-11-26 01:16:19,512 INFO L899 garLoopResultBuilder]: For program point L2778(lines 2778 2786) no Hoare annotation was computed. [2022-11-26 01:16:19,512 INFO L899 garLoopResultBuilder]: For program point L2811(line 2811) no Hoare annotation was computed. [2022-11-26 01:16:19,512 INFO L899 garLoopResultBuilder]: For program point L2679(lines 2679 2721) no Hoare annotation was computed. [2022-11-26 01:16:19,513 INFO L899 garLoopResultBuilder]: For program point L3505-1(line 3505) no Hoare annotation was computed. [2022-11-26 01:16:19,513 INFO L895 garLoopResultBuilder]: At program point L3505(line 3505) the Hoare annotation is: false [2022-11-26 01:16:19,513 INFO L899 garLoopResultBuilder]: For program point L2878(line 2878) no Hoare annotation was computed. [2022-11-26 01:16:19,513 INFO L902 garLoopResultBuilder]: At program point L1854(lines 1848 1855) the Hoare annotation is: true [2022-11-26 01:16:19,513 INFO L899 garLoopResultBuilder]: For program point L2812(lines 2812 2820) no Hoare annotation was computed. [2022-11-26 01:16:19,513 INFO L899 garLoopResultBuilder]: For program point L2713(line 2713) no Hoare annotation was computed. [2022-11-26 01:16:19,513 INFO L899 garLoopResultBuilder]: For program point L4365(lines 4365 4368) no Hoare annotation was computed. [2022-11-26 01:16:19,514 INFO L899 garLoopResultBuilder]: For program point L3110(lines 3110 3119) no Hoare annotation was computed. [2022-11-26 01:16:19,514 INFO L899 garLoopResultBuilder]: For program point L2846(line 2846) no Hoare annotation was computed. [2022-11-26 01:16:19,514 INFO L895 garLoopResultBuilder]: At program point L4498(line 4498) the Hoare annotation is: false [2022-11-26 01:16:19,514 INFO L895 garLoopResultBuilder]: At program point L3507(lines 3491 3509) the Hoare annotation is: (and (= ~ddv_ioport_request_len~0 (_ bv0 32)) (= |ULTIMATE.start_init_kernel_~i~1#1| (_ bv1 32)) (not (= |ULTIMATE.start_misc_register_#res#1| (_ bv0 32))) (= ~ddv_ioport_request_start~0 (_ bv0 32)) (= (_ bv0 16) ~number_cdev_registered~0) (not (= |ULTIMATE.start_zf_init_~ret~3#1| (_ bv0 32)))) [2022-11-26 01:16:19,514 INFO L895 garLoopResultBuilder]: At program point L4366(line 4366) the Hoare annotation is: false [2022-11-26 01:16:19,515 INFO L899 garLoopResultBuilder]: For program point L4366-1(line 4366) no Hoare annotation was computed. [2022-11-26 01:16:19,515 INFO L899 garLoopResultBuilder]: For program point L2847(lines 2847 2848) no Hoare annotation was computed. [2022-11-26 01:16:19,515 INFO L895 garLoopResultBuilder]: At program point L2748(lines 2748 2899) the Hoare annotation is: false [2022-11-26 01:16:19,515 INFO L899 garLoopResultBuilder]: For program point L2847-2(lines 2847 2855) no Hoare annotation was computed. [2022-11-26 01:16:19,515 INFO L899 garLoopResultBuilder]: For program point L2881(line 2881) no Hoare annotation was computed. [2022-11-26 01:16:19,515 INFO L895 garLoopResultBuilder]: At program point L2782(lines 2782 2785) the Hoare annotation is: false [2022-11-26 01:16:19,515 INFO L899 garLoopResultBuilder]: For program point L2782-1(lines 2782 2785) no Hoare annotation was computed. [2022-11-26 01:16:19,516 INFO L899 garLoopResultBuilder]: For program point L2683-1(lines 2683 2720) no Hoare annotation was computed. [2022-11-26 01:16:19,516 INFO L895 garLoopResultBuilder]: At program point L2683-3(lines 2683 2720) the Hoare annotation is: false [2022-11-26 01:16:19,516 INFO L895 garLoopResultBuilder]: At program point L2816(lines 2816 2819) the Hoare annotation is: false [2022-11-26 01:16:19,516 INFO L899 garLoopResultBuilder]: For program point L2849-1(lines 2849 2850) no Hoare annotation was computed. [2022-11-26 01:16:19,516 INFO L895 garLoopResultBuilder]: At program point L2849(lines 2849 2850) the Hoare annotation is: false [2022-11-26 01:16:19,516 INFO L899 garLoopResultBuilder]: For program point L2816-1(lines 2816 2819) no Hoare annotation was computed. [2022-11-26 01:16:19,516 INFO L899 garLoopResultBuilder]: For program point L2717(line 2717) no Hoare annotation was computed. [2022-11-26 01:16:19,517 INFO L895 garLoopResultBuilder]: At program point L3114(line 3114) the Hoare annotation is: false [2022-11-26 01:16:19,517 INFO L899 garLoopResultBuilder]: For program point L3114-1(line 3114) no Hoare annotation was computed. [2022-11-26 01:16:19,517 INFO L895 garLoopResultBuilder]: At program point L1793(line 1793) the Hoare annotation is: false [2022-11-26 01:16:19,517 INFO L895 garLoopResultBuilder]: At program point L1793-1(line 1793) the Hoare annotation is: false [2022-11-26 01:16:19,517 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 2673) no Hoare annotation was computed. [2022-11-26 01:16:19,517 INFO L899 garLoopResultBuilder]: For program point L2884(line 2884) no Hoare annotation was computed. [2022-11-26 01:16:19,517 INFO L899 garLoopResultBuilder]: For program point L1794(line 1794) no Hoare annotation was computed. [2022-11-26 01:16:19,518 INFO L895 garLoopResultBuilder]: At program point L2686(lines 2686 2719) the Hoare annotation is: false [2022-11-26 01:16:19,518 INFO L899 garLoopResultBuilder]: For program point L3116(lines 3116 3118) no Hoare annotation was computed. [2022-11-26 01:16:19,518 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 4252) no Hoare annotation was computed. [2022-11-26 01:16:19,518 INFO L899 garLoopResultBuilder]: For program point L2852(lines 2852 2854) no Hoare annotation was computed. [2022-11-26 01:16:19,518 INFO L895 garLoopResultBuilder]: At program point L1828(lines 1775 1833) the Hoare annotation is: (and (= |ULTIMATE.start_init_kernel_~i~1#1| (_ bv1 32)) (not (= |ULTIMATE.start_zf_init_~ret~3#1| (_ bv0 32)))) [2022-11-26 01:16:19,518 INFO L899 garLoopResultBuilder]: For program point L2687(line 2687) no Hoare annotation was computed. [2022-11-26 01:16:19,519 INFO L899 garLoopResultBuilder]: For program point L3117-1(line 3117) no Hoare annotation was computed. [2022-11-26 01:16:19,519 INFO L895 garLoopResultBuilder]: At program point L3117(line 3117) the Hoare annotation is: false [2022-11-26 01:16:19,519 INFO L899 garLoopResultBuilder]: For program point L1830(line 1830) no Hoare annotation was computed. [2022-11-26 01:16:19,519 INFO L899 garLoopResultBuilder]: For program point L2887(line 2887) no Hoare annotation was computed. [2022-11-26 01:16:19,519 INFO L899 garLoopResultBuilder]: For program point L1797(lines 1797 1801) no Hoare annotation was computed. [2022-11-26 01:16:19,519 INFO L899 garLoopResultBuilder]: For program point L2788(line 2788) no Hoare annotation was computed. [2022-11-26 01:16:19,519 INFO L895 garLoopResultBuilder]: At program point L1500(line 1500) the Hoare annotation is: false [2022-11-26 01:16:19,520 INFO L895 garLoopResultBuilder]: At program point L1500-1(line 1500) the Hoare annotation is: false [2022-11-26 01:16:19,520 INFO L899 garLoopResultBuilder]: For program point L1500-2(lines 1498 1501) no Hoare annotation was computed. [2022-11-26 01:16:19,520 INFO L895 garLoopResultBuilder]: At program point L1831(lines 1775 1833) the Hoare annotation is: (and (= |ULTIMATE.start_init_kernel_~i~1#1| (_ bv1 32)) (not (= |ULTIMATE.start_zf_init_~ret~3#1| (_ bv0 32)))) [2022-11-26 01:16:19,520 INFO L895 garLoopResultBuilder]: At program point L1798(lines 1798 1799) the Hoare annotation is: (and (= ~ddv_ioport_request_len~0 (_ bv0 32)) (= |ULTIMATE.start_init_kernel_~i~1#1| (_ bv1 32)) (= ~ddv_ioport_request_start~0 (_ bv0 32)) (not (= |ULTIMATE.start_zf_init_~ret~3#1| (_ bv0 32)))) [2022-11-26 01:16:19,520 INFO L899 garLoopResultBuilder]: For program point L1798-1(lines 1798 1799) no Hoare annotation was computed. [2022-11-26 01:16:19,520 INFO L895 garLoopResultBuilder]: At program point L1832(lines 1774 1833) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_init_kernel_~i~1#1| (_ bv1 32)))) (or (and (= ~ddv_ioport_request_len~0 (_ bv0 32)) .cse0 (= ~fixed_cdev_used~0 (_ bv0 32)) (= ~ddv_ioport_request_start~0 (_ bv0 32)) (= (bvadd |ULTIMATE.start_zf_init_#res#1| (_ bv19 32)) (_ bv0 32))) (and (not (= |ULTIMATE.start_zf_init_#res#1| (_ bv0 32))) .cse0 (not (= |ULTIMATE.start_zf_init_~ret~3#1| (_ bv0 32)))))) [2022-11-26 01:16:19,521 INFO L899 garLoopResultBuilder]: For program point L2823(line 2823) no Hoare annotation was computed. [2022-11-26 01:16:19,521 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 3498) no Hoare annotation was computed. [2022-11-26 01:16:19,521 INFO L899 garLoopResultBuilder]: For program point L2890(line 2890) no Hoare annotation was computed. [2022-11-26 01:16:19,521 INFO L899 garLoopResultBuilder]: For program point L2857(line 2857) no Hoare annotation was computed. [2022-11-26 01:16:19,521 INFO L899 garLoopResultBuilder]: For program point L1767(lines 1767 1772) no Hoare annotation was computed. [2022-11-26 01:16:19,521 INFO L899 garLoopResultBuilder]: For program point L2791(line 2791) no Hoare annotation was computed. [2022-11-26 01:16:19,521 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 3498) no Hoare annotation was computed. [2022-11-26 01:16:19,522 INFO L899 garLoopResultBuilder]: For program point L4245(lines 4245 4254) no Hoare annotation was computed. [2022-11-26 01:16:19,522 INFO L899 garLoopResultBuilder]: For program point L2792(lines 2792 2800) no Hoare annotation was computed. [2022-11-26 01:16:19,522 INFO L899 garLoopResultBuilder]: For program point L2759(lines 2759 2761) no Hoare annotation was computed. [2022-11-26 01:16:19,522 INFO L899 garLoopResultBuilder]: For program point L2826(line 2826) no Hoare annotation was computed. [2022-11-26 01:16:19,522 INFO L899 garLoopResultBuilder]: For program point L4247(lines 4247 4253) no Hoare annotation was computed. [2022-11-26 01:16:19,522 INFO L899 garLoopResultBuilder]: For program point L2860(line 2860) no Hoare annotation was computed. [2022-11-26 01:16:19,522 INFO L899 garLoopResultBuilder]: For program point L2893(line 2893) no Hoare annotation was computed. [2022-11-26 01:16:19,523 INFO L895 garLoopResultBuilder]: At program point L1803(line 1803) the Hoare annotation is: false [2022-11-26 01:16:19,523 INFO L899 garLoopResultBuilder]: For program point L1803-1(lines 1803 1808) no Hoare annotation was computed. [2022-11-26 01:16:19,523 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-26 01:16:19,523 INFO L895 garLoopResultBuilder]: At program point L1804(lines 1804 1805) the Hoare annotation is: (= |ULTIMATE.start_init_kernel_~i~1#1| (_ bv1 32)) [2022-11-26 01:16:19,523 INFO L895 garLoopResultBuilder]: At program point L1771(line 1771) the Hoare annotation is: false [2022-11-26 01:16:19,523 INFO L899 garLoopResultBuilder]: For program point L1804-1(lines 1804 1805) no Hoare annotation was computed. [2022-11-26 01:16:19,523 INFO L899 garLoopResultBuilder]: For program point L1771-1(line 1771) no Hoare annotation was computed. [2022-11-26 01:16:19,524 INFO L899 garLoopResultBuilder]: For program point L2663(lines 2663 2677) no Hoare annotation was computed. [2022-11-26 01:16:19,524 INFO L895 garLoopResultBuilder]: At program point L1838(line 1838) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_init_kernel_~i~1#1| (_ bv1 32)))) (or (and (= ~ddv_ioport_request_len~0 (_ bv0 32)) .cse0 (= ~ddv_ioport_request_start~0 (_ bv0 32))) (and (not (= ((_ sign_extend 16) ~number_cdev_registered~0) (_ bv0 32))) .cse0 (= (_ bv536 32) ~ddv_ioport_request_start~0) (= (_ bv3 32) ~ddv_ioport_request_len~0)))) [2022-11-26 01:16:19,524 INFO L895 garLoopResultBuilder]: At program point L2796(lines 2796 2799) the Hoare annotation is: false [2022-11-26 01:16:19,524 INFO L902 garLoopResultBuilder]: At program point L1838-1(line 1838) the Hoare annotation is: true [2022-11-26 01:16:19,524 INFO L899 garLoopResultBuilder]: For program point L2829(line 2829) no Hoare annotation was computed. [2022-11-26 01:16:19,524 INFO L899 garLoopResultBuilder]: For program point L2796-1(lines 2796 2799) no Hoare annotation was computed. [2022-11-26 01:16:19,524 INFO L899 garLoopResultBuilder]: For program point L3094(lines 3094 3106) no Hoare annotation was computed. [2022-11-26 01:16:19,525 INFO L899 garLoopResultBuilder]: For program point L2896(line 2896) no Hoare annotation was computed. [2022-11-26 01:16:19,525 INFO L899 garLoopResultBuilder]: For program point L2863(line 2863) no Hoare annotation was computed. [2022-11-26 01:16:19,525 INFO L895 garLoopResultBuilder]: At program point L2764(line 2764) the Hoare annotation is: false [2022-11-26 01:16:19,525 INFO L899 garLoopResultBuilder]: For program point L2698(line 2698) no Hoare annotation was computed. [2022-11-26 01:16:19,525 INFO L899 garLoopResultBuilder]: For program point L2764-1(line 2764) no Hoare annotation was computed. [2022-11-26 01:16:19,525 INFO L899 garLoopResultBuilder]: For program point L3029(lines 3029 3041) no Hoare annotation was computed. [2022-11-26 01:16:19,525 INFO L899 garLoopResultBuilder]: For program point L1840(line 1840) no Hoare annotation was computed. [2022-11-26 01:16:19,526 INFO L899 garLoopResultBuilder]: For program point L4252-1(line 4252) no Hoare annotation was computed. [2022-11-26 01:16:19,526 INFO L899 garLoopResultBuilder]: For program point L4252(line 4252) no Hoare annotation was computed. [2022-11-26 01:16:19,526 INFO L899 garLoopResultBuilder]: For program point L2832(line 2832) no Hoare annotation was computed. [2022-11-26 01:16:19,526 INFO L895 garLoopResultBuilder]: At program point L2766(lines 2766 2898) the Hoare annotation is: false [2022-11-26 01:16:19,526 INFO L899 garLoopResultBuilder]: For program point L2733(lines 2733 2735) no Hoare annotation was computed. [2022-11-26 01:16:19,526 INFO L899 garLoopResultBuilder]: For program point L2667-1(line 2667) no Hoare annotation was computed. [2022-11-26 01:16:19,526 INFO L895 garLoopResultBuilder]: At program point L2667(line 2667) the Hoare annotation is: (and (= ~jiffies~0 (_ bv0 32)) (= (_ bv0 32) ~next_heartbeat~0) (= (_ bv0 16) ~number_timer_registered~0) (= ~ddv_ioport_request_len~0 (_ bv0 32)) (= ~nowayout~0 (_ bv0 32)) (= ~fixed_cdev_used~0 (_ bv0 32)) (= ~ddv_ioport_request_start~0 (_ bv0 32)) (= (_ bv0 16) ~number_cdev_registered~0)) [2022-11-26 01:16:19,527 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-26 01:16:19,527 INFO L899 garLoopResultBuilder]: For program point L3097-1(line 3097) no Hoare annotation was computed. [2022-11-26 01:16:19,527 INFO L895 garLoopResultBuilder]: At program point L3097(line 3097) the Hoare annotation is: false [2022-11-26 01:16:19,527 INFO L899 garLoopResultBuilder]: For program point L2866(line 2866) no Hoare annotation was computed. [2022-11-26 01:16:19,527 INFO L902 garLoopResultBuilder]: At program point L1842(line 1842) the Hoare annotation is: true [2022-11-26 01:16:19,527 INFO L899 garLoopResultBuilder]: For program point L1842-1(lines 1836 1843) no Hoare annotation was computed. [2022-11-26 01:16:19,528 INFO L899 garLoopResultBuilder]: For program point L2833(lines 2833 2834) no Hoare annotation was computed. [2022-11-26 01:16:19,528 INFO L899 garLoopResultBuilder]: For program point L2767(line 2767) no Hoare annotation was computed. [2022-11-26 01:16:19,528 INFO L899 garLoopResultBuilder]: For program point L2833-2(lines 2833 2841) no Hoare annotation was computed. [2022-11-26 01:16:19,528 INFO L899 garLoopResultBuilder]: For program point L2768(lines 2768 2775) no Hoare annotation was computed. [2022-11-26 01:16:19,528 INFO L899 garLoopResultBuilder]: For program point L2669-3(line 2669) no Hoare annotation was computed. [2022-11-26 01:16:19,528 INFO L899 garLoopResultBuilder]: For program point L2669-2(lines 2669 2671) no Hoare annotation was computed. [2022-11-26 01:16:19,528 INFO L895 garLoopResultBuilder]: At program point L2669-5(lines 2669 2671) the Hoare annotation is: (and (= ~jiffies~0 (_ bv0 32)) (= (_ bv0 32) ~next_heartbeat~0) (= (_ bv0 16) ~number_timer_registered~0) (= ~ddv_ioport_request_len~0 (_ bv0 32)) (= ~nowayout~0 (_ bv0 32)) (= ~fixed_cdev_used~0 (_ bv0 32)) (= ~ddv_ioport_request_start~0 (_ bv0 32)) (= (_ bv0 16) ~number_cdev_registered~0) (bvsle (bvadd ((_ sign_extend 1) |ULTIMATE.start_init_kernel_~i~1#1|) (_ bv1 33)) (_ bv2147483647 33))) [2022-11-26 01:16:19,529 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 4252) no Hoare annotation was computed. [2022-11-26 01:16:19,529 INFO L899 garLoopResultBuilder]: For program point L2669-4(line 2669) no Hoare annotation was computed. [2022-11-26 01:16:19,529 INFO L899 garLoopResultBuilder]: For program point L2669-6(lines 2669 2671) no Hoare annotation was computed. [2022-11-26 01:16:19,529 INFO L899 garLoopResultBuilder]: For program point L3099(lines 3099 3100) no Hoare annotation was computed. [2022-11-26 01:16:19,529 INFO L899 garLoopResultBuilder]: For program point L3099-2(lines 3099 3105) no Hoare annotation was computed. [2022-11-26 01:16:19,529 INFO L899 garLoopResultBuilder]: For program point L1811(lines 1811 1815) no Hoare annotation was computed. [2022-11-26 01:16:19,529 INFO L899 garLoopResultBuilder]: For program point L2802(line 2802) no Hoare annotation was computed. [2022-11-26 01:16:19,530 INFO L899 garLoopResultBuilder]: For program point L2835-1(lines 2835 2836) no Hoare annotation was computed. [2022-11-26 01:16:19,530 INFO L895 garLoopResultBuilder]: At program point L1778(line 1778) the Hoare annotation is: (and (= ~jiffies~0 (_ bv0 32)) (= (_ bv0 32) ~next_heartbeat~0) (= (_ bv0 16) ~number_timer_registered~0) (= ~ddv_ioport_request_len~0 (_ bv0 32)) (= ~nowayout~0 (_ bv0 32)) (= |ULTIMATE.start_init_kernel_~i~1#1| (_ bv1 32)) (= ~fixed_cdev_used~0 (_ bv0 32)) (= ~ddv_ioport_request_start~0 (_ bv0 32)) (= (_ bv0 16) ~number_cdev_registered~0)) [2022-11-26 01:16:19,530 INFO L895 garLoopResultBuilder]: At program point L2835(lines 2835 2836) the Hoare annotation is: false [2022-11-26 01:16:19,530 INFO L899 garLoopResultBuilder]: For program point L1778-1(line 1778) no Hoare annotation was computed. [2022-11-26 01:16:19,530 INFO L899 garLoopResultBuilder]: For program point L2703(line 2703) no Hoare annotation was computed. [2022-11-26 01:16:19,530 INFO L899 garLoopResultBuilder]: For program point L3496(lines 3496 3508) no Hoare annotation was computed. [2022-11-26 01:16:19,530 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 2669) no Hoare annotation was computed. [2022-11-26 01:16:19,531 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-26 01:16:19,531 INFO L895 garLoopResultBuilder]: At program point L1812(lines 1812 1813) the Hoare annotation is: (and (= |ULTIMATE.start_init_kernel_~i~1#1| (_ bv1 32)) (not (= |ULTIMATE.start_zf_init_~ret~3#1| (_ bv0 32)))) [2022-11-26 01:16:19,531 INFO L899 garLoopResultBuilder]: For program point L2869(line 2869) no Hoare annotation was computed. [2022-11-26 01:16:19,531 INFO L899 garLoopResultBuilder]: For program point L1812-1(lines 1812 1813) no Hoare annotation was computed. [2022-11-26 01:16:19,531 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 2669) no Hoare annotation was computed. [2022-11-26 01:16:19,531 INFO L899 garLoopResultBuilder]: For program point L3035-1(line 3035) no Hoare annotation was computed. [2022-11-26 01:16:19,532 INFO L895 garLoopResultBuilder]: At program point L3035(line 3035) the Hoare annotation is: false [2022-11-26 01:16:19,532 INFO L895 garLoopResultBuilder]: At program point L1780(line 1780) the Hoare annotation is: (and (= ~jiffies~0 (_ bv0 32)) (= (_ bv0 32) ~next_heartbeat~0) (= (_ bv0 16) ~number_timer_registered~0) (= ~ddv_ioport_request_len~0 (_ bv0 32)) (= ~nowayout~0 (_ bv0 32)) (= |ULTIMATE.start_init_kernel_~i~1#1| (_ bv1 32)) (= ~fixed_cdev_used~0 (_ bv0 32)) (= ~ddv_ioport_request_start~0 (_ bv0 32)) (= (_ bv0 16) ~number_cdev_registered~0)) [2022-11-26 01:16:19,532 INFO L899 garLoopResultBuilder]: For program point L1780-1(line 1780) no Hoare annotation was computed. [2022-11-26 01:16:19,532 INFO L899 garLoopResultBuilder]: For program point L3498(line 3498) no Hoare annotation was computed. [2022-11-26 01:16:19,532 INFO L899 garLoopResultBuilder]: For program point L3498-1(line 3498) no Hoare annotation was computed. [2022-11-26 01:16:19,532 INFO L895 garLoopResultBuilder]: At program point L3102(line 3102) the Hoare annotation is: false [2022-11-26 01:16:19,532 INFO L899 garLoopResultBuilder]: For program point L3102-1(line 3102) no Hoare annotation was computed. [2022-11-26 01:16:19,533 INFO L899 garLoopResultBuilder]: For program point L2838(lines 2838 2840) no Hoare annotation was computed. [2022-11-26 01:16:19,533 INFO L895 garLoopResultBuilder]: At program point L1814(lines 1775 1833) the Hoare annotation is: (and (= |ULTIMATE.start_init_kernel_~i~1#1| (_ bv1 32)) (not (= |ULTIMATE.start_zf_init_~ret~3#1| (_ bv0 32)))) [2022-11-26 01:16:19,533 INFO L899 garLoopResultBuilder]: For program point L1781(lines 1781 1784) no Hoare annotation was computed. [2022-11-26 01:16:19,533 INFO L899 garLoopResultBuilder]: For program point L2805(line 2805) no Hoare annotation was computed. [2022-11-26 01:16:19,533 INFO L899 garLoopResultBuilder]: For program point L2673-3(line 2673) no Hoare annotation was computed. [2022-11-26 01:16:19,533 INFO L899 garLoopResultBuilder]: For program point L2673-2(lines 2673 2676) no Hoare annotation was computed. [2022-11-26 01:16:19,534 INFO L895 garLoopResultBuilder]: At program point L2673-5(lines 2673 2676) the Hoare annotation is: (let ((.cse0 (= ~jiffies~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~next_heartbeat~0)) (.cse2 (= (_ bv0 16) ~number_timer_registered~0)) (.cse3 (= ~ddv_ioport_request_len~0 (_ bv0 32))) (.cse4 (= ~nowayout~0 (_ bv0 32))) (.cse5 (= ~fixed_cdev_used~0 (_ bv0 32))) (.cse6 (= ~ddv_ioport_request_start~0 (_ bv0 32))) (.cse7 (= (_ bv0 16) ~number_cdev_registered~0))) (or (and .cse0 .cse1 .cse2 .cse3 (= |ULTIMATE.start_init_kernel_~i~1#1| (_ bv0 32)) .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse3 .cse4 (= |ULTIMATE.start_init_kernel_~i~1#1| (_ bv1 32)) .cse5 .cse6 .cse7))) [2022-11-26 01:16:19,534 INFO L895 garLoopResultBuilder]: At program point L4523(line 4523) the Hoare annotation is: false [2022-11-26 01:16:19,534 INFO L899 garLoopResultBuilder]: For program point L2673-4(line 2673) no Hoare annotation was computed. [2022-11-26 01:16:19,534 INFO L899 garLoopResultBuilder]: For program point L3037(lines 3037 3040) no Hoare annotation was computed. [2022-11-26 01:16:19,534 INFO L899 garLoopResultBuilder]: For program point L3037-2(lines 3037 3040) no Hoare annotation was computed. [2022-11-26 01:16:19,534 INFO L899 garLoopResultBuilder]: For program point L2872(line 2872) no Hoare annotation was computed. [2022-11-26 01:16:19,534 INFO L895 garLoopResultBuilder]: At program point L1782(line 1782) the Hoare annotation is: (and (= ~ddv_ioport_request_len~0 (_ bv0 32)) (= |ULTIMATE.start_init_kernel_~i~1#1| (_ bv1 32)) (= ~fixed_cdev_used~0 (_ bv0 32)) (= ~ddv_ioport_request_start~0 (_ bv0 32))) [2022-11-26 01:16:19,535 INFO L899 garLoopResultBuilder]: For program point L1782-1(line 1782) no Hoare annotation was computed. [2022-11-26 01:16:19,535 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-26 01:16:19,535 INFO L895 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_init_kernel_~i~1#1| (_ bv1 32)))) (or (and (not (= (_ bv0 32) |ULTIMATE.start_##fun~~TO~C_INT_#res#1|)) (not (= |ULTIMATE.start_zf_init_#res#1| (_ bv0 32))) .cse0 (not (= |ULTIMATE.start_zf_init_~ret~3#1| (_ bv0 32)))) (and (= ~ddv_ioport_request_len~0 (_ bv0 32)) (= (bvadd (_ bv19 32) |ULTIMATE.start_##fun~~TO~C_INT_#res#1|) (_ bv0 32)) .cse0 (= ~fixed_cdev_used~0 (_ bv0 32)) (= ~ddv_ioport_request_start~0 (_ bv0 32)) (= (bvadd |ULTIMATE.start_zf_init_#res#1| (_ bv19 32)) (_ bv0 32))))) [2022-11-26 01:16:19,535 INFO L895 garLoopResultBuilder]: At program point L-1-2(line -1) the Hoare annotation is: false [2022-11-26 01:16:19,535 INFO L899 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2022-11-26 01:16:19,535 INFO L902 garLoopResultBuilder]: At program point L-1-4(line -1) the Hoare annotation is: true [2022-11-26 01:16:19,535 INFO L899 garLoopResultBuilder]: For program point L2708(line 2708) no Hoare annotation was computed. [2022-11-26 01:16:19,536 INFO L902 garLoopResultBuilder]: At program point L4525(line 4525) the Hoare annotation is: true [2022-11-26 01:16:19,536 INFO L899 garLoopResultBuilder]: For program point L4360(lines 4360 4369) no Hoare annotation was computed. [2022-11-26 01:16:19,536 INFO L899 garLoopResultBuilder]: For program point L2808(line 2808) no Hoare annotation was computed. [2022-11-26 01:16:19,536 INFO L902 garLoopResultBuilder]: At program point L2742(lines 2723 2743) the Hoare annotation is: true [2022-11-26 01:16:19,536 INFO L895 garLoopResultBuilder]: At program point L1818(line 1818) the Hoare annotation is: false [2022-11-26 01:16:19,536 INFO L899 garLoopResultBuilder]: For program point L2875(line 2875) no Hoare annotation was computed. [2022-11-26 01:16:19,536 INFO L899 garLoopResultBuilder]: For program point L1818-1(line 1818) no Hoare annotation was computed. [2022-11-26 01:16:19,537 INFO L899 garLoopResultBuilder]: For program point cdev_addFINAL(lines 3846 3869) no Hoare annotation was computed. [2022-11-26 01:16:19,537 INFO L899 garLoopResultBuilder]: For program point cdev_addErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 3862) no Hoare annotation was computed. [2022-11-26 01:16:19,537 INFO L902 garLoopResultBuilder]: At program point cdev_addENTRY(lines 3846 3869) the Hoare annotation is: true [2022-11-26 01:16:19,537 INFO L899 garLoopResultBuilder]: For program point L3862(line 3862) no Hoare annotation was computed. [2022-11-26 01:16:19,537 INFO L899 garLoopResultBuilder]: For program point L3862-1(line 3862) no Hoare annotation was computed. [2022-11-26 01:16:19,537 INFO L899 garLoopResultBuilder]: For program point cdev_addEXIT(lines 3846 3869) no Hoare annotation was computed. [2022-11-26 01:16:19,537 INFO L899 garLoopResultBuilder]: For program point L3854(lines 3854 3866) no Hoare annotation was computed. [2022-11-26 01:16:19,538 INFO L899 garLoopResultBuilder]: For program point L3855(lines 3855 3865) no Hoare annotation was computed. [2022-11-26 01:16:19,538 INFO L902 garLoopResultBuilder]: At program point L3852(line 3852) the Hoare annotation is: true [2022-11-26 01:16:19,538 INFO L899 garLoopResultBuilder]: For program point L3852-1(lines 3847 3869) no Hoare annotation was computed. [2022-11-26 01:16:19,538 INFO L899 garLoopResultBuilder]: For program point cdev_addErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 3862) no Hoare annotation was computed. [2022-11-26 01:16:19,538 INFO L902 garLoopResultBuilder]: At program point L1513(line 1513) the Hoare annotation is: true [2022-11-26 01:16:19,538 INFO L902 garLoopResultBuilder]: At program point L1513-1(line 1513) the Hoare annotation is: true [2022-11-26 01:16:19,539 INFO L899 garLoopResultBuilder]: For program point zf_set_controlEXIT(lines 1511 1514) no Hoare annotation was computed. [2022-11-26 01:16:19,539 INFO L902 garLoopResultBuilder]: At program point zf_set_controlENTRY(lines 1511 1514) the Hoare annotation is: true [2022-11-26 01:16:19,539 INFO L899 garLoopResultBuilder]: For program point zf_set_controlFINAL(lines 1511 1514) no Hoare annotation was computed. [2022-11-26 01:16:19,542 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 01:16:19,544 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-26 01:16:19,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 01:16:19 BoogieIcfgContainer [2022-11-26 01:16:19,576 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-26 01:16:19,577 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-26 01:16:19,577 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-26 01:16:19,577 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-26 01:16:19,578 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 01:14:32" (3/4) ... [2022-11-26 01:16:19,581 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-26 01:16:19,586 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_init [2022-11-26 01:16:19,587 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2022-11-26 01:16:19,587 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure misc_deregister [2022-11-26 01:16:19,587 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2022-11-26 01:16:19,587 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_ping [2022-11-26 01:16:19,587 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_context_process [2022-11-26 01:16:19,588 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_readw [2022-11-26 01:16:19,588 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2022-11-26 01:16:19,588 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_timer_off [2022-11-26 01:16:19,588 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2022-11-26 01:16:19,588 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outw [2022-11-26 01:16:19,588 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-11-26 01:16:19,588 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2022-11-26 01:16:19,588 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~C_ULONG~TO~VOID [2022-11-26 01:16:19,589 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure add_timer [2022-11-26 01:16:19,589 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2022-11-26 01:16:19,589 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2022-11-26 01:16:19,589 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-11-26 01:16:19,589 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure release_region [2022-11-26 01:16:19,589 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_begin [2022-11-26 01:16:19,589 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2022-11-26 01:16:19,589 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_end [2022-11-26 01:16:19,590 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure del_timer [2022-11-26 01:16:19,590 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_irqsave [2022-11-26 01:16:19,590 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_get_control [2022-11-26 01:16:19,590 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure request_region [2022-11-26 01:16:19,590 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cdev_add [2022-11-26 01:16:19,590 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_set_control [2022-11-26 01:16:19,619 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 140 nodes and edges [2022-11-26 01:16:19,621 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 56 nodes and edges [2022-11-26 01:16:19,622 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2022-11-26 01:16:19,624 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-26 01:16:19,625 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-26 01:16:19,626 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-26 01:16:19,658 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((ddv_ioport_request_len == 0bv32 && i == 1bv32) && !(\result == 0bv32)) && ddv_ioport_request_start == 0bv32) && 0bv16 == number_cdev_registered) && !(ret == 0bv32) [2022-11-26 01:16:19,666 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((ddv_ioport_request_len == 0bv32 && i == 1bv32) && fixed_cdev_used == 0bv32) && ddv_ioport_request_start == 0bv32) && ~bvadd128(\result, 19bv32) == 0bv32) || ((!(\result == 0bv32) && i == 1bv32) && !(ret == 0bv32)) [2022-11-26 01:16:19,667 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0bv32 == \result) && !(\result == 0bv32)) && i == 1bv32) && !(ret == 0bv32)) || (((((ddv_ioport_request_len == 0bv32 && ~bvadd128(19bv32, \result) == 0bv32) && i == 1bv32) && fixed_cdev_used == 0bv32) && ddv_ioport_request_start == 0bv32) && ~bvadd128(\result, 19bv32) == 0bv32) [2022-11-26 01:16:19,771 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/witness.graphml [2022-11-26 01:16:19,771 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-26 01:16:19,772 INFO L158 Benchmark]: Toolchain (without parser) took 115886.45ms. Allocated memory was 73.4MB in the beginning and 318.8MB in the end (delta: 245.4MB). Free memory was 47.0MB in the beginning and 200.5MB in the end (delta: -153.4MB). Peak memory consumption was 95.0MB. Max. memory is 16.1GB. [2022-11-26 01:16:19,772 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 73.4MB. Free memory is still 50.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-26 01:16:19,773 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2430.03ms. Allocated memory was 73.4MB in the beginning and 140.5MB in the end (delta: 67.1MB). Free memory was 46.8MB in the beginning and 93.9MB in the end (delta: -47.2MB). Peak memory consumption was 50.8MB. Max. memory is 16.1GB. [2022-11-26 01:16:19,777 INFO L158 Benchmark]: Boogie Procedure Inliner took 149.38ms. Allocated memory is still 140.5MB. Free memory was 93.9MB in the beginning and 85.6MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-26 01:16:19,777 INFO L158 Benchmark]: Boogie Preprocessor took 108.78ms. Allocated memory is still 140.5MB. Free memory was 85.6MB in the beginning and 76.4MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-26 01:16:19,778 INFO L158 Benchmark]: RCFGBuilder took 5444.45ms. Allocated memory was 140.5MB in the beginning and 205.5MB in the end (delta: 65.0MB). Free memory was 76.4MB in the beginning and 48.8MB in the end (delta: 27.7MB). Peak memory consumption was 96.4MB. Max. memory is 16.1GB. [2022-11-26 01:16:19,780 INFO L158 Benchmark]: TraceAbstraction took 107552.05ms. Allocated memory was 205.5MB in the beginning and 318.8MB in the end (delta: 113.2MB). Free memory was 48.8MB in the beginning and 218.3MB in the end (delta: -169.5MB). Peak memory consumption was 103.1MB. Max. memory is 16.1GB. [2022-11-26 01:16:19,780 INFO L158 Benchmark]: Witness Printer took 194.61ms. Allocated memory is still 318.8MB. Free memory was 218.3MB in the beginning and 200.5MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-26 01:16:19,787 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 73.4MB. Free memory is still 50.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2430.03ms. Allocated memory was 73.4MB in the beginning and 140.5MB in the end (delta: 67.1MB). Free memory was 46.8MB in the beginning and 93.9MB in the end (delta: -47.2MB). Peak memory consumption was 50.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 149.38ms. Allocated memory is still 140.5MB. Free memory was 93.9MB in the beginning and 85.6MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 108.78ms. Allocated memory is still 140.5MB. Free memory was 85.6MB in the beginning and 76.4MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 5444.45ms. Allocated memory was 140.5MB in the beginning and 205.5MB in the end (delta: 65.0MB). Free memory was 76.4MB in the beginning and 48.8MB in the end (delta: 27.7MB). Peak memory consumption was 96.4MB. Max. memory is 16.1GB. * TraceAbstraction took 107552.05ms. Allocated memory was 205.5MB in the beginning and 318.8MB in the end (delta: 113.2MB). Free memory was 48.8MB in the beginning and 218.3MB in the end (delta: -169.5MB). Peak memory consumption was 103.1MB. Max. memory is 16.1GB. * Witness Printer took 194.61ms. Allocated memory is still 318.8MB. Free memory was 218.3MB in the beginning and 200.5MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 1596]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1596]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 3963]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 3963]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 4517]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 4517]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 4517]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 4508]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 4508]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 4508]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 2669]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 2669]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 2673]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 2673]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 3498]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 3498]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 4252]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 4252]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 3862]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 3862]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 29 procedures, 396 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 107.4s, OverallIterations: 20, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 21.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 7 mSolverCounterUnknown, 3772 SdHoareTripleChecker+Valid, 18.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3705 mSDsluCounter, 31493 SdHoareTripleChecker+Invalid, 18.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 22278 mSDsCounter, 378 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1558 IncrementalHoareTripleChecker+Invalid, 1943 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 378 mSolverCounterUnsat, 9215 mSDtfsCounter, 1558 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8943 GetRequests, 8505 SyntacticMatches, 0 SemanticMatches, 438 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1087 ImplicationChecksByTransitivity, 10.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=964occurred in iteration=10, InterpolantAutomatonStates: 102, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 20 MinimizatonAttempts, 58 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 134 LocationsWithAnnotation, 3610 PreInvPairs, 3734 NumberOfFragments, 531 HoareAnnotationTreeSize, 3610 FomulaSimplifications, 64 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 134 FomulaSimplificationsInter, 1189 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 3.6s SsaConstructionTime, 17.9s SatisfiabilityAnalysisTime, 18.7s InterpolantComputationTime, 5447 NumberOfCodeBlocks, 5447 NumberOfCodeBlocksAsserted, 50 NumberOfCheckSat, 8911 ConstructedInterpolants, 0 QuantifiedInterpolants, 15993 SizeOfPredicates, 191 NumberOfNonLiveVariables, 46323 ConjunctsInSsa, 404 ConjunctsInUnsatCore, 83 InterpolantComputations, 18 PerfectInterpolantSequences, 3143/5386 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 20 specifications checked. All of them hold - InvariantResult [Line: 1774]: Loop Invariant Derived loop invariant: ((((ddv_ioport_request_len == 0bv32 && i == 1bv32) && fixed_cdev_used == 0bv32) && ddv_ioport_request_start == 0bv32) && ~bvadd128(\result, 19bv32) == 0bv32) || ((!(\result == 0bv32) && i == 1bv32) && !(ret == 0bv32)) - InvariantResult [Line: 1775]: Loop Invariant Derived loop invariant: i == 1bv32 && !(ret == 0bv32) - InvariantResult [Line: 12]: Loop Invariant Derived loop invariant: ((((((!(0bv32 == next_heartbeat) || !(0bv16 == number_cdev_registered)) || !(jiffies == 0bv32)) || !(ddv_ioport_request_start == 0bv32)) || !(fixed_cdev_used == 0bv32)) || !(0bv16 == number_timer_registered)) || !(nowayout == 0bv32)) || !(ddv_ioport_request_len == 0bv32) - InvariantResult [Line: 1670]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4525]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1775]: Loop Invariant Derived loop invariant: i == 1bv32 && !(ret == 0bv32) - InvariantResult [Line: 3960]: Loop Invariant Derived loop invariant: ((((((!(0bv32 == next_heartbeat) || !(0bv16 == number_cdev_registered)) || !(jiffies == 0bv32)) || !(ddv_ioport_request_start == 0bv32)) || !(fixed_cdev_used == 0bv32)) || !(0bv16 == number_timer_registered)) || !(nowayout == 0bv32)) || !(ddv_ioport_request_len == 0bv32) - InvariantResult [Line: 2673]: Loop Invariant Derived loop invariant: ((((((((jiffies == 0bv32 && 0bv32 == next_heartbeat) && 0bv16 == number_timer_registered) && ddv_ioport_request_len == 0bv32) && i == 0bv32) && nowayout == 0bv32) && fixed_cdev_used == 0bv32) && ddv_ioport_request_start == 0bv32) && 0bv16 == number_cdev_registered) || ((((((((jiffies == 0bv32 && 0bv32 == next_heartbeat) && 0bv16 == number_timer_registered) && ddv_ioport_request_len == 0bv32) && nowayout == 0bv32) && i == 1bv32) && fixed_cdev_used == 0bv32) && ddv_ioport_request_start == 0bv32) && 0bv16 == number_cdev_registered) - InvariantResult [Line: 3491]: Loop Invariant Derived loop invariant: ((((ddv_ioport_request_len == 0bv32 && i == 1bv32) && !(\result == 0bv32)) && ddv_ioport_request_start == 0bv32) && 0bv16 == number_cdev_registered) && !(ret == 0bv32) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3265]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2683]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 4504]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1848]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1642]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1690]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1522]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2669]: Loop Invariant Derived loop invariant: (((((((jiffies == 0bv32 && 0bv32 == next_heartbeat) && 0bv16 == number_timer_registered) && ddv_ioport_request_len == 0bv32) && nowayout == 0bv32) && fixed_cdev_used == 0bv32) && ddv_ioport_request_start == 0bv32) && 0bv16 == number_cdev_registered) && ~bvsle17(~bvadd128(~sign_extendFrom16To17(i), 1bv33), 2147483647bv33) - InvariantResult [Line: 4523]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2686]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1622]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4506]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2766]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1775]: Loop Invariant Derived loop invariant: i == 1bv32 && !(ret == 0bv32) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: (((!(0bv32 == \result) && !(\result == 0bv32)) && i == 1bv32) && !(ret == 0bv32)) || (((((ddv_ioport_request_len == 0bv32 && ~bvadd128(19bv32, \result) == 0bv32) && i == 1bv32) && fixed_cdev_used == 0bv32) && ddv_ioport_request_start == 0bv32) && ~bvadd128(\result, 19bv32) == 0bv32) - InvariantResult [Line: 4498]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 3257]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2723]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3241]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1708]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1665]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-26 01:16:19,838 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99739f1e-4aa5-4abb-b6db-eb7870e2d34b/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE