./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f742ae-84d9-47fb-b08e-11a1e011cef8/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f742ae-84d9-47fb-b08e-11a1e011cef8/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f742ae-84d9-47fb-b08e-11a1e011cef8/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f742ae-84d9-47fb-b08e-11a1e011cef8/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f742ae-84d9-47fb-b08e-11a1e011cef8/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f742ae-84d9-47fb-b08e-11a1e011cef8/bin/utaipan-gh47qXpMRh --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 86380eb8807c8834472c3c5bc5f358e156df083f7e4b141cf7faa18b94c9fafb --- 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-2329fc7 [2022-12-14 06:28:22,495 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 06:28:22,497 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 06:28:22,509 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 06:28:22,510 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 06:28:22,510 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 06:28:22,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 06:28:22,513 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 06:28:22,514 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 06:28:22,514 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 06:28:22,515 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 06:28:22,516 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 06:28:22,516 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 06:28:22,517 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 06:28:22,518 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 06:28:22,519 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 06:28:22,519 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 06:28:22,520 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 06:28:22,521 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 06:28:22,522 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 06:28:22,523 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 06:28:22,524 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 06:28:22,525 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 06:28:22,526 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 06:28:22,528 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 06:28:22,528 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 06:28:22,529 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 06:28:22,529 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 06:28:22,530 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 06:28:22,530 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 06:28:22,530 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 06:28:22,531 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 06:28:22,532 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 06:28:22,532 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 06:28:22,533 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 06:28:22,533 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 06:28:22,534 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 06:28:22,534 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 06:28:22,534 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 06:28:22,534 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 06:28:22,535 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 06:28:22,536 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f742ae-84d9-47fb-b08e-11a1e011cef8/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-12-14 06:28:22,550 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 06:28:22,550 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 06:28:22,550 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 06:28:22,551 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 06:28:22,551 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 06:28:22,551 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 06:28:22,551 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 06:28:22,552 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 06:28:22,552 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 06:28:22,552 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 06:28:22,552 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 06:28:22,552 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 06:28:22,552 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 06:28:22,552 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 06:28:22,553 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 06:28:22,553 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 06:28:22,553 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 06:28:22,553 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 06:28:22,554 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 06:28:22,554 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 06:28:22,554 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 06:28:22,554 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 06:28:22,554 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 06:28:22,554 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 06:28:22,555 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 06:28:22,555 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 06:28:22,555 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 06:28:22,555 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 06:28:22,555 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 06:28:22,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 06:28:22,556 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 06:28:22,556 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 06:28:22,556 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 06:28:22,556 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 06:28:22,556 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 06:28:22,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 06:28:22,557 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 06:28:22,557 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 06:28:22,557 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_20f742ae-84d9-47fb-b08e-11a1e011cef8/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f742ae-84d9-47fb-b08e-11a1e011cef8/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86380eb8807c8834472c3c5bc5f358e156df083f7e4b141cf7faa18b94c9fafb [2022-12-14 06:28:22,715 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 06:28:22,732 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 06:28:22,735 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 06:28:22,736 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 06:28:22,736 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 06:28:22,737 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f742ae-84d9-47fb-b08e-11a1e011cef8/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i [2022-12-14 06:28:25,441 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 06:28:25,743 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 06:28:25,743 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f742ae-84d9-47fb-b08e-11a1e011cef8/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i [2022-12-14 06:28:25,767 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f742ae-84d9-47fb-b08e-11a1e011cef8/bin/utaipan-gh47qXpMRh/data/3107cffa4/00cc091d017a4a19842aae9cf602a852/FLAGf66304d6e [2022-12-14 06:28:25,781 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f742ae-84d9-47fb-b08e-11a1e011cef8/bin/utaipan-gh47qXpMRh/data/3107cffa4/00cc091d017a4a19842aae9cf602a852 [2022-12-14 06:28:25,783 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 06:28:25,784 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 06:28:25,785 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 06:28:25,786 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 06:28:25,789 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 06:28:25,789 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:28:25" (1/1) ... [2022-12-14 06:28:25,790 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a67000e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:25, skipping insertion in model container [2022-12-14 06:28:25,790 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:28:25" (1/1) ... [2022-12-14 06:28:25,797 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 06:28:25,862 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 06:28:26,089 WARN L1266 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3070] [2022-12-14 06:28:26,090 WARN L1266 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3071-3072] [2022-12-14 06:28:26,134 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 06:28:26,177 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_20f742ae-84d9-47fb-b08e-11a1e011cef8/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i[91143,91156] [2022-12-14 06:28:26,204 WARN L623 FunctionHandler]: Unknown extern function __register_chrdev [2022-12-14 06:28:26,210 WARN L623 FunctionHandler]: Unknown extern function __unregister_chrdev [2022-12-14 06:28:26,243 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-14 06:28:26,243 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-14 06:28:26,244 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-14 06:28:26,244 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-12-14 06:28:26,248 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-14 06:28:26,248 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-14 06:28:26,249 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-14 06:28:26,249 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-12-14 06:28:26,296 WARN L623 FunctionHandler]: Unknown extern function pi_read_regr [2022-12-14 06:28:26,299 WARN L623 FunctionHandler]: Unknown extern function pi_read_regr [2022-12-14 06:28:26,302 WARN L623 FunctionHandler]: Unknown extern function pi_write_regr [2022-12-14 06:28:26,308 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_interruptible [2022-12-14 06:28:26,312 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 06:28:26,313 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:28:26,318 WARN L623 FunctionHandler]: Unknown extern function pi_connect [2022-12-14 06:28:26,320 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:28:26,320 WARN L623 FunctionHandler]: Unknown extern function pi_write_block [2022-12-14 06:28:26,320 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:28:26,321 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:28:26,322 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:28:26,322 WARN L623 FunctionHandler]: Unknown extern function pi_disconnect [2022-12-14 06:28:26,327 WARN L623 FunctionHandler]: Unknown extern function pi_write_block [2022-12-14 06:28:26,327 WARN L623 FunctionHandler]: Unknown extern function pi_read_block [2022-12-14 06:28:26,328 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:28:26,330 WARN L623 FunctionHandler]: Unknown extern function pi_disconnect [2022-12-14 06:28:26,334 WARN L623 FunctionHandler]: Unknown extern function pi_connect [2022-12-14 06:28:26,335 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-14 06:28:26,336 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:28:26,336 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:28:26,337 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:28:26,337 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:28:26,338 WARN L623 FunctionHandler]: Unknown extern function pi_disconnect [2022-12-14 06:28:26,345 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:28:26,351 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:28:26,351 WARN L623 FunctionHandler]: Unknown extern function pi_init [2022-12-14 06:28:26,352 WARN L623 FunctionHandler]: Unknown extern function pi_release [2022-12-14 06:28:26,353 WARN L623 FunctionHandler]: Unknown extern function pi_init [2022-12-14 06:28:26,355 WARN L623 FunctionHandler]: Unknown extern function pi_release [2022-12-14 06:28:26,355 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:28:26,357 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 06:28:26,358 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:28:26,359 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:28:26,360 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 06:28:26,371 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:28:26,372 WARN L623 FunctionHandler]: Unknown extern function pi_release [2022-12-14 06:28:26,372 WARN L623 FunctionHandler]: Unknown extern function __class_create [2022-12-14 06:28:26,374 WARN L623 FunctionHandler]: Unknown extern function device_create [2022-12-14 06:28:26,378 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-12-14 06:28:26,379 WARN L623 FunctionHandler]: Unknown extern function class_destroy [2022-12-14 06:28:26,380 WARN L623 FunctionHandler]: Unknown extern function pi_release [2022-12-14 06:28:26,389 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-14 06:28:26,391 WARN L623 FunctionHandler]: Unknown extern function noop_llseek [2022-12-14 06:28:26,392 WARN L623 FunctionHandler]: Unknown extern function ldv_check_final_state [2022-12-14 06:28:26,399 WARN L623 FunctionHandler]: Unknown extern function ldv_some_page [2022-12-14 06:28:26,410 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 06:28:26,411 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 06:28:26,412 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 06:28:26,412 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 06:28:26,420 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 06:28:26,436 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 06:28:26,503 WARN L1266 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3070] [2022-12-14 06:28:26,503 WARN L1266 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3071-3072] [2022-12-14 06:28:26,506 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 06:28:26,509 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_20f742ae-84d9-47fb-b08e-11a1e011cef8/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i[91143,91156] [2022-12-14 06:28:26,511 WARN L623 FunctionHandler]: Unknown extern function __register_chrdev [2022-12-14 06:28:26,512 WARN L623 FunctionHandler]: Unknown extern function __unregister_chrdev [2022-12-14 06:28:26,513 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-14 06:28:26,513 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-14 06:28:26,514 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-14 06:28:26,514 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-12-14 06:28:26,514 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-14 06:28:26,515 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-14 06:28:26,515 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-14 06:28:26,516 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-12-14 06:28:26,519 WARN L623 FunctionHandler]: Unknown extern function pi_read_regr [2022-12-14 06:28:26,520 WARN L623 FunctionHandler]: Unknown extern function pi_read_regr [2022-12-14 06:28:26,520 WARN L623 FunctionHandler]: Unknown extern function pi_write_regr [2022-12-14 06:28:26,521 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout_interruptible [2022-12-14 06:28:26,522 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 06:28:26,523 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:28:26,524 WARN L623 FunctionHandler]: Unknown extern function pi_connect [2022-12-14 06:28:26,525 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:28:26,525 WARN L623 FunctionHandler]: Unknown extern function pi_write_block [2022-12-14 06:28:26,526 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:28:26,526 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:28:26,527 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:28:26,527 WARN L623 FunctionHandler]: Unknown extern function pi_disconnect [2022-12-14 06:28:26,529 WARN L623 FunctionHandler]: Unknown extern function pi_write_block [2022-12-14 06:28:26,529 WARN L623 FunctionHandler]: Unknown extern function pi_read_block [2022-12-14 06:28:26,529 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:28:26,531 WARN L623 FunctionHandler]: Unknown extern function pi_disconnect [2022-12-14 06:28:26,532 WARN L623 FunctionHandler]: Unknown extern function pi_connect [2022-12-14 06:28:26,533 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-14 06:28:26,534 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:28:26,534 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:28:26,535 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:28:26,535 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:28:26,535 WARN L623 FunctionHandler]: Unknown extern function pi_disconnect [2022-12-14 06:28:26,539 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:28:26,541 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:28:26,542 WARN L623 FunctionHandler]: Unknown extern function pi_init [2022-12-14 06:28:26,542 WARN L623 FunctionHandler]: Unknown extern function pi_release [2022-12-14 06:28:26,543 WARN L623 FunctionHandler]: Unknown extern function pi_init [2022-12-14 06:28:26,544 WARN L623 FunctionHandler]: Unknown extern function pi_release [2022-12-14 06:28:26,545 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:28:26,546 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 06:28:26,547 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:28:26,548 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 06:28:26,548 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 06:28:26,555 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 06:28:26,556 WARN L623 FunctionHandler]: Unknown extern function pi_release [2022-12-14 06:28:26,556 WARN L623 FunctionHandler]: Unknown extern function __class_create [2022-12-14 06:28:26,558 WARN L623 FunctionHandler]: Unknown extern function device_create [2022-12-14 06:28:26,559 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-12-14 06:28:26,560 WARN L623 FunctionHandler]: Unknown extern function class_destroy [2022-12-14 06:28:26,560 WARN L623 FunctionHandler]: Unknown extern function pi_release [2022-12-14 06:28:26,562 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-14 06:28:26,563 WARN L623 FunctionHandler]: Unknown extern function noop_llseek [2022-12-14 06:28:26,564 WARN L623 FunctionHandler]: Unknown extern function ldv_check_final_state [2022-12-14 06:28:26,566 WARN L623 FunctionHandler]: Unknown extern function ldv_some_page [2022-12-14 06:28:26,567 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 06:28:26,568 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 06:28:26,568 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 06:28:26,569 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 06:28:26,571 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 06:28:26,591 INFO L208 MainTranslator]: Completed translation [2022-12-14 06:28:26,591 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:26 WrapperNode [2022-12-14 06:28:26,591 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 06:28:26,592 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 06:28:26,592 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 06:28:26,592 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 06:28:26,598 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:26" (1/1) ... [2022-12-14 06:28:26,617 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:26" (1/1) ... [2022-12-14 06:28:26,654 INFO L138 Inliner]: procedures = 111, calls = 507, calls flagged for inlining = 41, calls inlined = 39, statements flattened = 1171 [2022-12-14 06:28:26,655 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 06:28:26,655 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 06:28:26,655 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 06:28:26,655 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 06:28:26,663 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:26" (1/1) ... [2022-12-14 06:28:26,663 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:26" (1/1) ... [2022-12-14 06:28:26,671 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:26" (1/1) ... [2022-12-14 06:28:26,671 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:26" (1/1) ... [2022-12-14 06:28:26,696 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:26" (1/1) ... [2022-12-14 06:28:26,702 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:26" (1/1) ... [2022-12-14 06:28:26,706 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:26" (1/1) ... [2022-12-14 06:28:26,711 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:26" (1/1) ... [2022-12-14 06:28:26,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 06:28:26,719 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 06:28:26,719 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 06:28:26,719 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 06:28:26,720 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:26" (1/1) ... [2022-12-14 06:28:26,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 06:28:26,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f742ae-84d9-47fb-b08e-11a1e011cef8/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:28:26,747 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f742ae-84d9-47fb-b08e-11a1e011cef8/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 06:28:26,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f742ae-84d9-47fb-b08e-11a1e011cef8/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 06:28:26,781 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2022-12-14 06:28:26,781 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2022-12-14 06:28:26,781 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2022-12-14 06:28:26,781 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2022-12-14 06:28:26,781 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2022-12-14 06:28:26,781 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2022-12-14 06:28:26,781 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2022-12-14 06:28:26,781 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2022-12-14 06:28:26,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-14 06:28:26,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-14 06:28:26,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 06:28:26,782 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2022-12-14 06:28:26,782 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2022-12-14 06:28:26,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-14 06:28:26,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-14 06:28:26,782 INFO L130 BoogieDeclarations]: Found specification of procedure pg_sleep [2022-12-14 06:28:26,782 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_sleep [2022-12-14 06:28:26,782 INFO L130 BoogieDeclarations]: Found specification of procedure pg_completion [2022-12-14 06:28:26,782 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_completion [2022-12-14 06:28:26,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 06:28:26,783 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-12-14 06:28:26,783 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-12-14 06:28:26,783 INFO L130 BoogieDeclarations]: Found specification of procedure pg_wait [2022-12-14 06:28:26,783 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_wait [2022-12-14 06:28:26,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-12-14 06:28:26,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-12-14 06:28:26,783 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-14 06:28:26,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-14 06:28:26,783 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-12-14 06:28:26,783 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-12-14 06:28:26,783 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 06:28:26,784 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 06:28:26,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 06:28:26,784 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-12-14 06:28:26,784 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-12-14 06:28:26,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 06:28:26,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 06:28:26,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 06:28:26,784 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2022-12-14 06:28:26,784 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2022-12-14 06:28:26,784 INFO L130 BoogieDeclarations]: Found specification of procedure pg_write [2022-12-14 06:28:26,784 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_write [2022-12-14 06:28:26,784 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-12-14 06:28:26,785 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-12-14 06:28:26,785 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-12-14 06:28:26,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 06:28:26,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_20 [2022-12-14 06:28:26,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_20 [2022-12-14 06:28:26,785 INFO L130 BoogieDeclarations]: Found specification of procedure pg_reset [2022-12-14 06:28:26,785 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_reset [2022-12-14 06:28:26,785 INFO L130 BoogieDeclarations]: Found specification of procedure pg_identify [2022-12-14 06:28:26,785 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_identify [2022-12-14 06:28:26,785 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2022-12-14 06:28:26,785 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2022-12-14 06:28:26,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 06:28:26,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 06:28:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2022-12-14 06:28:26,786 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2022-12-14 06:28:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2022-12-14 06:28:26,786 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2022-12-14 06:28:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-12-14 06:28:26,786 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-12-14 06:28:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure pg_probe [2022-12-14 06:28:26,786 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_probe [2022-12-14 06:28:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2022-12-14 06:28:26,786 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2022-12-14 06:28:26,786 INFO L130 BoogieDeclarations]: Found specification of procedure pg_command [2022-12-14 06:28:26,786 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_command [2022-12-14 06:28:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 06:28:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-12-14 06:28:26,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-12-14 06:28:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-12-14 06:28:26,787 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-12-14 06:28:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 06:28:26,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 06:28:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2022-12-14 06:28:26,787 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2022-12-14 06:28:26,787 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-12-14 06:28:26,787 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-12-14 06:28:27,041 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 06:28:27,043 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 06:28:27,341 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-14 06:28:28,262 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 06:28:28,449 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 06:28:28,450 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 06:28:28,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:28:28 BoogieIcfgContainer [2022-12-14 06:28:28,452 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 06:28:28,453 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 06:28:28,454 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 06:28:28,456 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 06:28:28,456 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 06:28:25" (1/3) ... [2022-12-14 06:28:28,457 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30f3219 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:28:28, skipping insertion in model container [2022-12-14 06:28:28,457 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:28:26" (2/3) ... [2022-12-14 06:28:28,457 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30f3219 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:28:28, skipping insertion in model container [2022-12-14 06:28:28,457 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:28:28" (3/3) ... [2022-12-14 06:28:28,458 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i [2022-12-14 06:28:28,471 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 06:28:28,471 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 06:28:28,510 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 06:28:28,515 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;@7a12b07d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 06:28:28,515 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 06:28:28,520 INFO L276 IsEmpty]: Start isEmpty. Operand has 368 states, 237 states have (on average 1.3966244725738397) internal successors, (331), 245 states have internal predecessors, (331), 97 states have call successors, (97), 33 states have call predecessors, (97), 32 states have return successors, (94), 94 states have call predecessors, (94), 94 states have call successors, (94) [2022-12-14 06:28:28,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-12-14 06:28:28,537 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:28:28,538 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 06:28:28,539 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:28:28,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:28:28,544 INFO L85 PathProgramCache]: Analyzing trace with hash 1323261318, now seen corresponding path program 1 times [2022-12-14 06:28:28,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:28:28,553 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048600347] [2022-12-14 06:28:28,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:28:28,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:28:28,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:28:28,976 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-14 06:28:28,977 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:28:28,977 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2048600347] [2022-12-14 06:28:28,977 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2048600347] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:28:28,977 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:28:28,978 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 06:28:28,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684176116] [2022-12-14 06:28:28,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:28:28,984 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 06:28:28,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:28:29,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 06:28:29,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:28:29,015 INFO L87 Difference]: Start difference. First operand has 368 states, 237 states have (on average 1.3966244725738397) internal successors, (331), 245 states have internal predecessors, (331), 97 states have call successors, (97), 33 states have call predecessors, (97), 32 states have return successors, (94), 94 states have call predecessors, (94), 94 states have call successors, (94) Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 06:28:29,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:28:29,417 INFO L93 Difference]: Finished difference Result 943 states and 1326 transitions. [2022-12-14 06:28:29,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 06:28:29,419 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 83 [2022-12-14 06:28:29,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:28:29,428 INFO L225 Difference]: With dead ends: 943 [2022-12-14 06:28:29,428 INFO L226 Difference]: Without dead ends: 562 [2022-12-14 06:28:29,433 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:28:29,435 INFO L413 NwaCegarLoop]: 539 mSDtfsCounter, 312 mSDsluCounter, 420 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 312 SdHoareTripleChecker+Valid, 959 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-14 06:28:29,435 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [312 Valid, 959 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-14 06:28:29,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 562 states. [2022-12-14 06:28:29,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 562 to 562. [2022-12-14 06:28:29,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 562 states, 361 states have (on average 1.3490304709141274) internal successors, (487), 366 states have internal predecessors, (487), 146 states have call successors, (146), 55 states have call predecessors, (146), 54 states have return successors, (145), 145 states have call predecessors, (145), 145 states have call successors, (145) [2022-12-14 06:28:29,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 562 states and 778 transitions. [2022-12-14 06:28:29,501 INFO L78 Accepts]: Start accepts. Automaton has 562 states and 778 transitions. Word has length 83 [2022-12-14 06:28:29,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:28:29,501 INFO L495 AbstractCegarLoop]: Abstraction has 562 states and 778 transitions. [2022-12-14 06:28:29,502 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 06:28:29,502 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 778 transitions. [2022-12-14 06:28:29,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-12-14 06:28:29,506 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:28:29,506 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2022-12-14 06:28:29,506 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 06:28:29,506 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:28:29,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:28:29,507 INFO L85 PathProgramCache]: Analyzing trace with hash -1075245693, now seen corresponding path program 1 times [2022-12-14 06:28:29,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:28:29,507 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485200670] [2022-12-14 06:28:29,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:28:29,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:28:29,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:28:29,730 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-12-14 06:28:29,731 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:28:29,731 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485200670] [2022-12-14 06:28:29,731 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485200670] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:28:29,731 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 06:28:29,731 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 06:28:29,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [988609645] [2022-12-14 06:28:29,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:28:29,733 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 06:28:29,733 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:28:29,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 06:28:29,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:28:29,733 INFO L87 Difference]: Start difference. First operand 562 states and 778 transitions. Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-14 06:28:30,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:28:30,029 INFO L93 Difference]: Finished difference Result 1107 states and 1540 transitions. [2022-12-14 06:28:30,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 06:28:30,030 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 112 [2022-12-14 06:28:30,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:28:30,034 INFO L225 Difference]: With dead ends: 1107 [2022-12-14 06:28:30,034 INFO L226 Difference]: Without dead ends: 570 [2022-12-14 06:28:30,037 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 06:28:30,038 INFO L413 NwaCegarLoop]: 436 mSDtfsCounter, 3 mSDsluCounter, 434 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 870 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-12-14 06:28:30,038 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 870 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-12-14 06:28:30,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 570 states. [2022-12-14 06:28:30,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 570 to 564. [2022-12-14 06:28:30,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 564 states, 363 states have (on average 1.3471074380165289) internal successors, (489), 368 states have internal predecessors, (489), 146 states have call successors, (146), 55 states have call predecessors, (146), 54 states have return successors, (145), 145 states have call predecessors, (145), 145 states have call successors, (145) [2022-12-14 06:28:30,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 564 states and 780 transitions. [2022-12-14 06:28:30,079 INFO L78 Accepts]: Start accepts. Automaton has 564 states and 780 transitions. Word has length 112 [2022-12-14 06:28:30,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:28:30,080 INFO L495 AbstractCegarLoop]: Abstraction has 564 states and 780 transitions. [2022-12-14 06:28:30,080 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-14 06:28:30,080 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 780 transitions. [2022-12-14 06:28:30,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-12-14 06:28:30,085 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:28:30,085 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2022-12-14 06:28:30,086 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 06:28:30,086 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:28:30,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:28:30,086 INFO L85 PathProgramCache]: Analyzing trace with hash 9996954, now seen corresponding path program 1 times [2022-12-14 06:28:30,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:28:30,087 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682093166] [2022-12-14 06:28:30,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:28:30,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:28:30,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:28:30,362 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-12-14 06:28:30,363 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:28:30,363 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682093166] [2022-12-14 06:28:30,363 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682093166] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 06:28:30,363 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1179994015] [2022-12-14 06:28:30,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:28:30,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:28:30,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f742ae-84d9-47fb-b08e-11a1e011cef8/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:28:30,365 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f742ae-84d9-47fb-b08e-11a1e011cef8/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 06:28:30,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f742ae-84d9-47fb-b08e-11a1e011cef8/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 06:28:30,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:28:30,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 1714 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 06:28:30,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:28:30,796 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-12-14 06:28:30,796 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 06:28:30,796 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1179994015] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:28:30,796 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 06:28:30,796 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-12-14 06:28:30,797 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222973796] [2022-12-14 06:28:30,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:28:30,797 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 06:28:30,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:28:30,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 06:28:30,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-12-14 06:28:30,798 INFO L87 Difference]: Start difference. First operand 564 states and 780 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-14 06:28:31,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:28:31,032 INFO L93 Difference]: Finished difference Result 1125 states and 1566 transitions. [2022-12-14 06:28:31,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 06:28:31,033 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 118 [2022-12-14 06:28:31,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:28:31,037 INFO L225 Difference]: With dead ends: 1125 [2022-12-14 06:28:31,037 INFO L226 Difference]: Without dead ends: 586 [2022-12-14 06:28:31,039 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 118 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-12-14 06:28:31,040 INFO L413 NwaCegarLoop]: 438 mSDtfsCounter, 10 mSDsluCounter, 432 mSDsCounter, 0 mSdLazyCounter, 127 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 870 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-14 06:28:31,041 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 870 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-14 06:28:31,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 586 states. [2022-12-14 06:28:31,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 586 to 566. [2022-12-14 06:28:31,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 566 states, 365 states have (on average 1.3452054794520547) internal successors, (491), 370 states have internal predecessors, (491), 146 states have call successors, (146), 55 states have call predecessors, (146), 54 states have return successors, (145), 145 states have call predecessors, (145), 145 states have call successors, (145) [2022-12-14 06:28:31,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 566 states and 782 transitions. [2022-12-14 06:28:31,071 INFO L78 Accepts]: Start accepts. Automaton has 566 states and 782 transitions. Word has length 118 [2022-12-14 06:28:31,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:28:31,072 INFO L495 AbstractCegarLoop]: Abstraction has 566 states and 782 transitions. [2022-12-14 06:28:31,072 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-14 06:28:31,072 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 782 transitions. [2022-12-14 06:28:31,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-12-14 06:28:31,076 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:28:31,076 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2022-12-14 06:28:31,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f742ae-84d9-47fb-b08e-11a1e011cef8/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-12-14 06:28:31,276 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f742ae-84d9-47fb-b08e-11a1e011cef8/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:28:31,277 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:28:31,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:28:31,277 INFO L85 PathProgramCache]: Analyzing trace with hash -1597262197, now seen corresponding path program 1 times [2022-12-14 06:28:31,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:28:31,278 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591505706] [2022-12-14 06:28:31,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:28:31,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:28:31,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:28:31,538 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-12-14 06:28:31,538 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:28:31,538 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1591505706] [2022-12-14 06:28:31,538 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1591505706] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 06:28:31,539 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [120948833] [2022-12-14 06:28:31,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:28:31,539 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:28:31,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f742ae-84d9-47fb-b08e-11a1e011cef8/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:28:31,540 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f742ae-84d9-47fb-b08e-11a1e011cef8/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 06:28:31,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f742ae-84d9-47fb-b08e-11a1e011cef8/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-14 06:28:31,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:28:31,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 1786 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 06:28:31,910 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:28:31,926 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2022-12-14 06:28:31,926 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 06:28:31,926 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [120948833] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:28:31,926 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 06:28:31,926 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-12-14 06:28:31,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1698440891] [2022-12-14 06:28:31,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:28:31,927 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 06:28:31,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:28:31,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 06:28:31,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-12-14 06:28:31,929 INFO L87 Difference]: Start difference. First operand 566 states and 782 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-14 06:28:32,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:28:32,138 INFO L93 Difference]: Finished difference Result 1113 states and 1544 transitions. [2022-12-14 06:28:32,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 06:28:32,138 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 122 [2022-12-14 06:28:32,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:28:32,141 INFO L225 Difference]: With dead ends: 1113 [2022-12-14 06:28:32,141 INFO L226 Difference]: Without dead ends: 572 [2022-12-14 06:28:32,142 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-12-14 06:28:32,143 INFO L413 NwaCegarLoop]: 435 mSDtfsCounter, 4 mSDsluCounter, 429 mSDsCounter, 0 mSdLazyCounter, 129 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 864 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-14 06:28:32,143 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 864 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-14 06:28:32,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 572 states. [2022-12-14 06:28:32,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 572 to 568. [2022-12-14 06:28:32,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 568 states, 367 states have (on average 1.3433242506811989) internal successors, (493), 372 states have internal predecessors, (493), 146 states have call successors, (146), 55 states have call predecessors, (146), 54 states have return successors, (145), 145 states have call predecessors, (145), 145 states have call successors, (145) [2022-12-14 06:28:32,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 568 states and 784 transitions. [2022-12-14 06:28:32,173 INFO L78 Accepts]: Start accepts. Automaton has 568 states and 784 transitions. Word has length 122 [2022-12-14 06:28:32,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:28:32,173 INFO L495 AbstractCegarLoop]: Abstraction has 568 states and 784 transitions. [2022-12-14 06:28:32,174 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-14 06:28:32,174 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 784 transitions. [2022-12-14 06:28:32,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-12-14 06:28:32,177 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 06:28:32,177 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2022-12-14 06:28:32,184 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f742ae-84d9-47fb-b08e-11a1e011cef8/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-14 06:28:32,378 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f742ae-84d9-47fb-b08e-11a1e011cef8/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:28:32,378 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 06:28:32,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 06:28:32,379 INFO L85 PathProgramCache]: Analyzing trace with hash -1255947136, now seen corresponding path program 1 times [2022-12-14 06:28:32,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 06:28:32,379 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145482114] [2022-12-14 06:28:32,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:28:32,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 06:28:32,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:28:32,545 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2022-12-14 06:28:32,545 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 06:28:32,546 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2145482114] [2022-12-14 06:28:32,546 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2145482114] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 06:28:32,546 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [62047164] [2022-12-14 06:28:32,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 06:28:32,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:28:32,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f742ae-84d9-47fb-b08e-11a1e011cef8/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 06:28:32,547 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f742ae-84d9-47fb-b08e-11a1e011cef8/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 06:28:32,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f742ae-84d9-47fb-b08e-11a1e011cef8/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-14 06:28:32,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 06:28:32,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 1797 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 06:28:32,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 06:28:33,036 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-12-14 06:28:33,036 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 06:28:33,036 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [62047164] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 06:28:33,036 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 06:28:33,037 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4] total 5 [2022-12-14 06:28:33,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705717686] [2022-12-14 06:28:33,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 06:28:33,037 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 06:28:33,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 06:28:33,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 06:28:33,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-12-14 06:28:33,038 INFO L87 Difference]: Start difference. First operand 568 states and 784 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 2 states have internal predecessors, (74), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-12-14 06:28:33,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 06:28:33,189 INFO L93 Difference]: Finished difference Result 568 states and 784 transitions. [2022-12-14 06:28:33,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 06:28:33,189 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 2 states have internal predecessors, (74), 2 states have call successors, (18), 2 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 125 [2022-12-14 06:28:33,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 06:28:33,190 INFO L225 Difference]: With dead ends: 568 [2022-12-14 06:28:33,190 INFO L226 Difference]: Without dead ends: 0 [2022-12-14 06:28:33,192 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-12-14 06:28:33,192 INFO L413 NwaCegarLoop]: 431 mSDtfsCounter, 388 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 388 SdHoareTripleChecker+Valid, 431 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-14 06:28:33,193 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [388 Valid, 431 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-14 06:28:33,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-12-14 06:28:33,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-12-14 06:28:33,194 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) [2022-12-14 06:28:33,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-12-14 06:28:33,194 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 125 [2022-12-14 06:28:33,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 06:28:33,194 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-14 06:28:33,194 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 2 states have internal predecessors, (74), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2022-12-14 06:28:33,194 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-12-14 06:28:33,195 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 06:28:33,197 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-14 06:28:33,205 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f742ae-84d9-47fb-b08e-11a1e011cef8/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-14 06:28:33,398 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f742ae-84d9-47fb-b08e-11a1e011cef8/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 06:28:33,401 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-12-14 06:28:33,950 INFO L902 garLoopResultBuilder]: At program point L3372(line 3372) the Hoare annotation is: true [2022-12-14 06:28:33,950 INFO L902 garLoopResultBuilder]: At program point L3370(line 3370) the Hoare annotation is: true [2022-12-14 06:28:33,950 INFO L902 garLoopResultBuilder]: At program point L3371(lines 3371 3375) the Hoare annotation is: true [2022-12-14 06:28:33,950 INFO L899 garLoopResultBuilder]: For program point L3372-1(line 3372) no Hoare annotation was computed. [2022-12-14 06:28:33,950 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3356 3379) the Hoare annotation is: true [2022-12-14 06:28:33,950 INFO L902 garLoopResultBuilder]: At program point L3368(line 3368) the Hoare annotation is: true [2022-12-14 06:28:33,950 INFO L899 garLoopResultBuilder]: For program point L3370-1(line 3370) no Hoare annotation was computed. [2022-12-14 06:28:33,950 INFO L899 garLoopResultBuilder]: For program point L3371-2(lines 3367 3376) no Hoare annotation was computed. [2022-12-14 06:28:33,950 INFO L899 garLoopResultBuilder]: For program point L3366(line 3366) no Hoare annotation was computed. [2022-12-14 06:28:33,950 INFO L899 garLoopResultBuilder]: For program point L3367(lines 3367 3376) no Hoare annotation was computed. [2022-12-14 06:28:33,950 INFO L899 garLoopResultBuilder]: For program point L3368-1(line 3368) no Hoare annotation was computed. [2022-12-14 06:28:33,951 INFO L902 garLoopResultBuilder]: At program point L3365-1(line 3365) the Hoare annotation is: true [2022-12-14 06:28:33,951 INFO L902 garLoopResultBuilder]: At program point L3365(line 3365) the Hoare annotation is: true [2022-12-14 06:28:33,951 INFO L899 garLoopResultBuilder]: For program point copy_from_userEXIT(lines 3356 3379) no Hoare annotation was computed. [2022-12-14 06:28:33,951 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 4538 4540) the Hoare annotation is: true [2022-12-14 06:28:33,951 INFO L899 garLoopResultBuilder]: For program point pi_releaseEXIT(lines 4538 4540) no Hoare annotation was computed. [2022-12-14 06:28:33,951 INFO L899 garLoopResultBuilder]: For program point pi_initEXIT(lines 4528 4530) no Hoare annotation was computed. [2022-12-14 06:28:33,951 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 4528 4530) the Hoare annotation is: true [2022-12-14 06:28:33,951 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3477 3483) the Hoare annotation is: true [2022-12-14 06:28:33,951 INFO L899 garLoopResultBuilder]: For program point write_regEXIT(lines 3477 3483) no Hoare annotation was computed. [2022-12-14 06:28:33,951 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3490 3496) the Hoare annotation is: true [2022-12-14 06:28:33,951 INFO L899 garLoopResultBuilder]: For program point pg_sleepEXIT(lines 3490 3496) no Hoare annotation was computed. [2022-12-14 06:28:33,951 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 4535 4537) the Hoare annotation is: true [2022-12-14 06:28:33,951 INFO L899 garLoopResultBuilder]: For program point pi_read_regrEXIT(lines 4535 4537) no Hoare annotation was computed. [2022-12-14 06:28:33,951 INFO L902 garLoopResultBuilder]: At program point might_faultFINAL(lines 4508 4510) the Hoare annotation is: true [2022-12-14 06:28:33,951 INFO L899 garLoopResultBuilder]: For program point might_faultEXIT(lines 4508 4510) no Hoare annotation was computed. [2022-12-14 06:28:33,951 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 4524 4526) the Hoare annotation is: true [2022-12-14 06:28:33,951 INFO L899 garLoopResultBuilder]: For program point pi_disconnectEXIT(lines 4524 4526) no Hoare annotation was computed. [2022-12-14 06:28:33,952 INFO L902 garLoopResultBuilder]: At program point ldv_24650(lines 3806 3822) the Hoare annotation is: true [2022-12-14 06:28:33,952 INFO L899 garLoopResultBuilder]: For program point pg_probeEXIT(lines 3799 3832) no Hoare annotation was computed. [2022-12-14 06:28:33,952 INFO L899 garLoopResultBuilder]: For program point L3824(lines 3824 3828) no Hoare annotation was computed. [2022-12-14 06:28:33,952 INFO L899 garLoopResultBuilder]: For program point L3818(lines 3818 3821) no Hoare annotation was computed. [2022-12-14 06:28:33,952 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3799 3832) the Hoare annotation is: true [2022-12-14 06:28:33,952 INFO L902 garLoopResultBuilder]: At program point L3812(line 3812) the Hoare annotation is: true [2022-12-14 06:28:33,952 INFO L899 garLoopResultBuilder]: For program point L3810(line 3810) no Hoare annotation was computed. [2022-12-14 06:28:33,952 INFO L899 garLoopResultBuilder]: For program point L3812-1(line 3812) no Hoare annotation was computed. [2022-12-14 06:28:33,952 INFO L899 garLoopResultBuilder]: For program point pg_probeFINAL(lines 3799 3832) no Hoare annotation was computed. [2022-12-14 06:28:33,952 INFO L899 garLoopResultBuilder]: For program point L3806(lines 3806 3829) no Hoare annotation was computed. [2022-12-14 06:28:33,952 INFO L899 garLoopResultBuilder]: For program point L3806-2(lines 3806 3829) no Hoare annotation was computed. [2022-12-14 06:28:33,952 INFO L899 garLoopResultBuilder]: For program point L3825-1(line 3825) no Hoare annotation was computed. [2022-12-14 06:28:33,952 INFO L902 garLoopResultBuilder]: At program point L3825(line 3825) the Hoare annotation is: true [2022-12-14 06:28:33,952 INFO L899 garLoopResultBuilder]: For program point L3823-1(line 3823) no Hoare annotation was computed. [2022-12-14 06:28:33,952 INFO L902 garLoopResultBuilder]: At program point L3823(line 3823) the Hoare annotation is: true [2022-12-14 06:28:33,952 INFO L902 garLoopResultBuilder]: At program point L3817(lines 3806 3822) the Hoare annotation is: true [2022-12-14 06:28:33,952 INFO L899 garLoopResultBuilder]: For program point L3811(lines 3811 3815) no Hoare annotation was computed. [2022-12-14 06:28:33,953 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3461 3468) the Hoare annotation is: true [2022-12-14 06:28:33,953 INFO L899 garLoopResultBuilder]: For program point L3465-1(line 3465) no Hoare annotation was computed. [2022-12-14 06:28:33,953 INFO L902 garLoopResultBuilder]: At program point L3465(line 3465) the Hoare annotation is: true [2022-12-14 06:28:33,953 INFO L899 garLoopResultBuilder]: For program point status_regEXIT(lines 3461 3468) no Hoare annotation was computed. [2022-12-14 06:28:33,953 INFO L902 garLoopResultBuilder]: At program point L3640(line 3640) the Hoare annotation is: true [2022-12-14 06:28:33,953 INFO L899 garLoopResultBuilder]: For program point L3640-1(line 3640) no Hoare annotation was computed. [2022-12-14 06:28:33,953 INFO L899 garLoopResultBuilder]: For program point L3636(lines 3636 3639) no Hoare annotation was computed. [2022-12-14 06:28:33,953 INFO L902 garLoopResultBuilder]: At program point L3616(line 3616) the Hoare annotation is: true [2022-12-14 06:28:33,953 INFO L899 garLoopResultBuilder]: For program point L3616-1(line 3616) no Hoare annotation was computed. [2022-12-14 06:28:33,953 INFO L899 garLoopResultBuilder]: For program point L3612(line 3612) no Hoare annotation was computed. [2022-12-14 06:28:33,953 INFO L902 garLoopResultBuilder]: At program point L3608(line 3608) the Hoare annotation is: true [2022-12-14 06:28:33,953 INFO L899 garLoopResultBuilder]: For program point L3608-1(line 3608) no Hoare annotation was computed. [2022-12-14 06:28:33,953 INFO L899 garLoopResultBuilder]: For program point L3633-1(line 3633) no Hoare annotation was computed. [2022-12-14 06:28:33,953 INFO L902 garLoopResultBuilder]: At program point ldv_24606(lines 3607 3642) the Hoare annotation is: true [2022-12-14 06:28:33,953 INFO L902 garLoopResultBuilder]: At program point L3633(line 3633) the Hoare annotation is: true [2022-12-14 06:28:33,953 INFO L899 garLoopResultBuilder]: For program point L3613-1(line 3613) no Hoare annotation was computed. [2022-12-14 06:28:33,953 INFO L902 garLoopResultBuilder]: At program point L3613(line 3613) the Hoare annotation is: true [2022-12-14 06:28:33,954 INFO L902 garLoopResultBuilder]: At program point L3634(lines 3607 3642) the Hoare annotation is: true [2022-12-14 06:28:33,954 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3597 3643) the Hoare annotation is: true [2022-12-14 06:28:33,954 INFO L899 garLoopResultBuilder]: For program point L3618(lines 3618 3621) no Hoare annotation was computed. [2022-12-14 06:28:33,954 INFO L902 garLoopResultBuilder]: At program point L3618-2(lines 3607 3642) the Hoare annotation is: true [2022-12-14 06:28:33,954 INFO L899 garLoopResultBuilder]: For program point L3635(line 3635) no Hoare annotation was computed. [2022-12-14 06:28:33,954 INFO L899 garLoopResultBuilder]: For program point pg_completionEXIT(lines 3597 3643) no Hoare annotation was computed. [2022-12-14 06:28:33,954 INFO L899 garLoopResultBuilder]: For program point L3619-1(line 3619) no Hoare annotation was computed. [2022-12-14 06:28:33,954 INFO L902 garLoopResultBuilder]: At program point L3619(line 3619) the Hoare annotation is: true [2022-12-14 06:28:33,954 INFO L899 garLoopResultBuilder]: For program point DRIVEEXIT(lines 3484 3489) no Hoare annotation was computed. [2022-12-14 06:28:33,954 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3484 3489) the Hoare annotation is: true [2022-12-14 06:28:33,954 INFO L902 garLoopResultBuilder]: At program point L3392(line 3392) the Hoare annotation is: true [2022-12-14 06:28:33,954 INFO L899 garLoopResultBuilder]: For program point L3394-1(line 3394) no Hoare annotation was computed. [2022-12-14 06:28:33,954 INFO L899 garLoopResultBuilder]: For program point L3395-2(lines 3391 3400) no Hoare annotation was computed. [2022-12-14 06:28:33,954 INFO L899 garLoopResultBuilder]: For program point copy_to_userEXIT(lines 3380 3403) no Hoare annotation was computed. [2022-12-14 06:28:33,954 INFO L899 garLoopResultBuilder]: For program point L3390(line 3390) no Hoare annotation was computed. [2022-12-14 06:28:33,954 INFO L899 garLoopResultBuilder]: For program point L3391(lines 3391 3400) no Hoare annotation was computed. [2022-12-14 06:28:33,954 INFO L899 garLoopResultBuilder]: For program point L3392-1(line 3392) no Hoare annotation was computed. [2022-12-14 06:28:33,954 INFO L902 garLoopResultBuilder]: At program point L3389-1(line 3389) the Hoare annotation is: true [2022-12-14 06:28:33,954 INFO L902 garLoopResultBuilder]: At program point L3389(line 3389) the Hoare annotation is: true [2022-12-14 06:28:33,955 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3380 3403) the Hoare annotation is: true [2022-12-14 06:28:33,955 INFO L902 garLoopResultBuilder]: At program point L3396(line 3396) the Hoare annotation is: true [2022-12-14 06:28:33,955 INFO L902 garLoopResultBuilder]: At program point L3394(line 3394) the Hoare annotation is: true [2022-12-14 06:28:33,955 INFO L902 garLoopResultBuilder]: At program point L3395(lines 3395 3399) the Hoare annotation is: true [2022-12-14 06:28:33,955 INFO L899 garLoopResultBuilder]: For program point L3396-1(line 3396) no Hoare annotation was computed. [2022-12-14 06:28:33,955 INFO L902 garLoopResultBuilder]: At program point L3520(lines 3520 3523) the Hoare annotation is: true [2022-12-14 06:28:33,955 INFO L899 garLoopResultBuilder]: For program point pg_waitFINAL(lines 3497 3544) no Hoare annotation was computed. [2022-12-14 06:28:33,955 INFO L902 garLoopResultBuilder]: At program point L3516(line 3516) the Hoare annotation is: true [2022-12-14 06:28:33,955 INFO L902 garLoopResultBuilder]: At program point L3516-1(lines 3506 3543) the Hoare annotation is: true [2022-12-14 06:28:33,955 INFO L899 garLoopResultBuilder]: For program point L3525(lines 3525 3541) no Hoare annotation was computed. [2022-12-14 06:28:33,955 INFO L902 garLoopResultBuilder]: At program point L3513(lines 3513 3517) the Hoare annotation is: true [2022-12-14 06:28:33,955 INFO L902 garLoopResultBuilder]: At program point L3526(line 3526) the Hoare annotation is: true [2022-12-14 06:28:33,955 INFO L899 garLoopResultBuilder]: For program point L3526-1(line 3526) no Hoare annotation was computed. [2022-12-14 06:28:33,955 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3497 3544) the Hoare annotation is: true [2022-12-14 06:28:33,955 INFO L899 garLoopResultBuilder]: For program point L3527-1(line 3527) no Hoare annotation was computed. [2022-12-14 06:28:33,955 INFO L902 garLoopResultBuilder]: At program point L3527(line 3527) the Hoare annotation is: true [2022-12-14 06:28:33,955 INFO L899 garLoopResultBuilder]: For program point pg_waitEXIT(lines 3497 3544) no Hoare annotation was computed. [2022-12-14 06:28:33,956 INFO L899 garLoopResultBuilder]: For program point L3519(line 3519) no Hoare annotation was computed. [2022-12-14 06:28:33,956 INFO L902 garLoopResultBuilder]: At program point L3528(line 3528) the Hoare annotation is: true [2022-12-14 06:28:33,956 INFO L899 garLoopResultBuilder]: For program point L3528-1(line 3528) no Hoare annotation was computed. [2022-12-14 06:28:33,956 INFO L902 garLoopResultBuilder]: At program point ERROR(lines 3267 3273) the Hoare annotation is: true [2022-12-14 06:28:33,956 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3271) no Hoare annotation was computed. [2022-12-14 06:28:33,956 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 3267 3273) no Hoare annotation was computed. [2022-12-14 06:28:33,956 INFO L899 garLoopResultBuilder]: For program point pg_writeEXIT(lines 3955 4029) no Hoare annotation was computed. [2022-12-14 06:28:33,956 INFO L899 garLoopResultBuilder]: For program point L4012(lines 4012 4019) no Hoare annotation was computed. [2022-12-14 06:28:33,956 INFO L899 garLoopResultBuilder]: For program point L3975-1(line 3975) no Hoare annotation was computed. [2022-12-14 06:28:33,956 INFO L902 garLoopResultBuilder]: At program point L3975(line 3975) the Hoare annotation is: true [2022-12-14 06:28:33,956 INFO L899 garLoopResultBuilder]: For program point L3971(lines 3971 3974) no Hoare annotation was computed. [2022-12-14 06:28:33,956 INFO L899 garLoopResultBuilder]: For program point pg_writeFINAL(lines 3955 4029) no Hoare annotation was computed. [2022-12-14 06:28:33,956 INFO L899 garLoopResultBuilder]: For program point L3967(lines 3967 3970) no Hoare annotation was computed. [2022-12-14 06:28:33,956 INFO L899 garLoopResultBuilder]: For program point L3992(lines 3992 4004) no Hoare annotation was computed. [2022-12-14 06:28:33,956 INFO L899 garLoopResultBuilder]: For program point L3988(lines 3988 3991) no Hoare annotation was computed. [2022-12-14 06:28:33,956 INFO L899 garLoopResultBuilder]: For program point L4021-1(lines 4021 4022) no Hoare annotation was computed. [2022-12-14 06:28:33,956 INFO L902 garLoopResultBuilder]: At program point L4021(lines 4021 4022) the Hoare annotation is: true [2022-12-14 06:28:33,957 INFO L899 garLoopResultBuilder]: For program point L3984-2(lines 3984 3987) no Hoare annotation was computed. [2022-12-14 06:28:33,957 INFO L899 garLoopResultBuilder]: For program point L3980(lines 3980 3983) no Hoare annotation was computed. [2022-12-14 06:28:33,957 INFO L899 garLoopResultBuilder]: For program point L3976(lines 3976 3979) no Hoare annotation was computed. [2022-12-14 06:28:33,957 INFO L899 garLoopResultBuilder]: For program point L4005(lines 4005 4008) no Hoare annotation was computed. [2022-12-14 06:28:33,957 INFO L899 garLoopResultBuilder]: For program point L3997-1(line 3997) no Hoare annotation was computed. [2022-12-14 06:28:33,957 INFO L902 garLoopResultBuilder]: At program point L3997(line 3997) the Hoare annotation is: true [2022-12-14 06:28:33,957 INFO L899 garLoopResultBuilder]: For program point L3993(lines 3993 3996) no Hoare annotation was computed. [2022-12-14 06:28:33,957 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3955 4029) the Hoare annotation is: true [2022-12-14 06:28:33,957 INFO L899 garLoopResultBuilder]: For program point L4011-1(line 4011) no Hoare annotation was computed. [2022-12-14 06:28:33,957 INFO L902 garLoopResultBuilder]: At program point L4011(line 4011) the Hoare annotation is: true [2022-12-14 06:28:33,957 INFO L899 garLoopResultBuilder]: For program point pi_connectEXIT(lines 4521 4523) no Hoare annotation was computed. [2022-12-14 06:28:33,957 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 4521 4523) the Hoare annotation is: true [2022-12-14 06:28:33,957 INFO L899 garLoopResultBuilder]: For program point _copy_to_userEXIT(lines 4484 4486) no Hoare annotation was computed. [2022-12-14 06:28:33,957 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 4484 4486) the Hoare annotation is: true [2022-12-14 06:28:33,957 INFO L902 garLoopResultBuilder]: At program point LDV_STOP(lines 3274 3280) the Hoare annotation is: true [2022-12-14 06:28:33,957 INFO L899 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 3274 3280) no Hoare annotation was computed. [2022-12-14 06:28:33,957 INFO L899 garLoopResultBuilder]: For program point L3553-1(line 3553) no Hoare annotation was computed. [2022-12-14 06:28:33,957 INFO L902 garLoopResultBuilder]: At program point L3553(line 3553) the Hoare annotation is: true [2022-12-14 06:28:33,958 INFO L899 garLoopResultBuilder]: For program point L3576(lines 3576 3590) no Hoare annotation was computed. [2022-12-14 06:28:33,958 INFO L899 garLoopResultBuilder]: For program point L3576-2(lines 3576 3590) no Hoare annotation was computed. [2022-12-14 06:28:33,958 INFO L899 garLoopResultBuilder]: For program point pg_commandEXIT(lines 3545 3596) no Hoare annotation was computed. [2022-12-14 06:28:33,958 INFO L899 garLoopResultBuilder]: For program point L3570(lines 3570 3574) no Hoare annotation was computed. [2022-12-14 06:28:33,958 INFO L902 garLoopResultBuilder]: At program point fail(lines 3552 3595) the Hoare annotation is: true [2022-12-14 06:28:33,958 INFO L899 garLoopResultBuilder]: For program point L3564(line 3564) no Hoare annotation was computed. [2022-12-14 06:28:33,958 INFO L902 garLoopResultBuilder]: At program point L3562(line 3562) the Hoare annotation is: true [2022-12-14 06:28:33,958 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3545 3596) the Hoare annotation is: true [2022-12-14 06:28:33,958 INFO L902 garLoopResultBuilder]: At program point $Ultimate##10(lines 3584 3587) the Hoare annotation is: true [2022-12-14 06:28:33,958 INFO L899 garLoopResultBuilder]: For program point L3593-1(line 3593) no Hoare annotation was computed. [2022-12-14 06:28:33,958 INFO L902 garLoopResultBuilder]: At program point L3593(line 3593) the Hoare annotation is: true [2022-12-14 06:28:33,958 INFO L899 garLoopResultBuilder]: For program point L3556(line 3556) no Hoare annotation was computed. [2022-12-14 06:28:33,958 INFO L902 garLoopResultBuilder]: At program point L3554(line 3554) the Hoare annotation is: true [2022-12-14 06:28:33,958 INFO L899 garLoopResultBuilder]: For program point L3554-1(line 3554) no Hoare annotation was computed. [2022-12-14 06:28:33,958 INFO L899 garLoopResultBuilder]: For program point pg_commandFINAL(lines 3545 3596) no Hoare annotation was computed. [2022-12-14 06:28:33,958 INFO L899 garLoopResultBuilder]: For program point L3575-1(line 3575) no Hoare annotation was computed. [2022-12-14 06:28:33,958 INFO L902 garLoopResultBuilder]: At program point L3575(line 3575) the Hoare annotation is: true [2022-12-14 06:28:33,958 INFO L899 garLoopResultBuilder]: For program point L3569-1(line 3569) no Hoare annotation was computed. [2022-12-14 06:28:33,959 INFO L902 garLoopResultBuilder]: At program point L3569(line 3569) the Hoare annotation is: true [2022-12-14 06:28:33,959 INFO L899 garLoopResultBuilder]: For program point L3565(lines 3565 3568) no Hoare annotation was computed. [2022-12-14 06:28:33,959 INFO L902 garLoopResultBuilder]: At program point L3563(line 3563) the Hoare annotation is: true [2022-12-14 06:28:33,959 INFO L902 garLoopResultBuilder]: At program point L3561-1(line 3561) the Hoare annotation is: true [2022-12-14 06:28:33,959 INFO L902 garLoopResultBuilder]: At program point L3561(line 3561) the Hoare annotation is: true [2022-12-14 06:28:33,959 INFO L899 garLoopResultBuilder]: For program point L3557(lines 3557 3560) no Hoare annotation was computed. [2022-12-14 06:28:33,959 INFO L902 garLoopResultBuilder]: At program point L3555-1(line 3555) the Hoare annotation is: true [2022-12-14 06:28:33,959 INFO L902 garLoopResultBuilder]: At program point L3555(line 3555) the Hoare annotation is: true [2022-12-14 06:28:33,959 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3281 3286) the Hoare annotation is: true [2022-12-14 06:28:33,959 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 3281 3286) no Hoare annotation was computed. [2022-12-14 06:28:33,959 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3149 3155) the Hoare annotation is: true [2022-12-14 06:28:33,959 INFO L899 garLoopResultBuilder]: For program point clear_bitEXIT(lines 3149 3155) no Hoare annotation was computed. [2022-12-14 06:28:33,959 INFO L899 garLoopResultBuilder]: For program point L3473-1(line 3473) no Hoare annotation was computed. [2022-12-14 06:28:33,959 INFO L902 garLoopResultBuilder]: At program point L3473(line 3473) the Hoare annotation is: true [2022-12-14 06:28:33,959 INFO L899 garLoopResultBuilder]: For program point read_regEXIT(lines 3469 3476) no Hoare annotation was computed. [2022-12-14 06:28:33,959 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3469 3476) the Hoare annotation is: true [2022-12-14 06:28:33,959 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3211 3213) the Hoare annotation is: true [2022-12-14 06:28:33,959 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 3211 3213) no Hoare annotation was computed. [2022-12-14 06:28:33,960 INFO L899 garLoopResultBuilder]: For program point ldv_unregister_chrdev_20EXIT(lines 4390 4397) no Hoare annotation was computed. [2022-12-14 06:28:33,960 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 4390 4397) the Hoare annotation is: (or (not (= |old(~ldv_state_variable_1~0)| 0)) (= ~ldv_state_variable_1~0 0)) [2022-12-14 06:28:33,960 INFO L899 garLoopResultBuilder]: For program point L3714-1(line 3714) no Hoare annotation was computed. [2022-12-14 06:28:33,960 INFO L899 garLoopResultBuilder]: For program point L3673(lines 3673 3681) no Hoare annotation was computed. [2022-12-14 06:28:33,960 INFO L902 garLoopResultBuilder]: At program point L3669(lines 3655 3716) the Hoare annotation is: true [2022-12-14 06:28:33,960 INFO L899 garLoopResultBuilder]: For program point L3665(line 3665) no Hoare annotation was computed. [2022-12-14 06:28:33,960 INFO L902 garLoopResultBuilder]: At program point ldv_24617(lines 3655 3716) the Hoare annotation is: true [2022-12-14 06:28:33,960 INFO L899 garLoopResultBuilder]: For program point L3661-1(line 3661) no Hoare annotation was computed. [2022-12-14 06:28:33,960 INFO L902 garLoopResultBuilder]: At program point L3661(line 3661) the Hoare annotation is: true [2022-12-14 06:28:33,960 INFO L899 garLoopResultBuilder]: For program point L3686(line 3686) no Hoare annotation was computed. [2022-12-14 06:28:33,960 INFO L902 garLoopResultBuilder]: At program point L3682(lines 3655 3716) the Hoare annotation is: true [2022-12-14 06:28:33,960 INFO L902 garLoopResultBuilder]: At program point $Ultimate##6(lines 3689 3692) the Hoare annotation is: true [2022-12-14 06:28:33,960 INFO L902 garLoopResultBuilder]: At program point L3674(line 3674) the Hoare annotation is: true [2022-12-14 06:28:33,960 INFO L899 garLoopResultBuilder]: For program point L3674-1(line 3674) no Hoare annotation was computed. [2022-12-14 06:28:33,960 INFO L902 garLoopResultBuilder]: At program point L3662(line 3662) the Hoare annotation is: true [2022-12-14 06:28:33,961 INFO L899 garLoopResultBuilder]: For program point L3695(lines 3695 3713) no Hoare annotation was computed. [2022-12-14 06:28:33,961 INFO L899 garLoopResultBuilder]: For program point L3662-1(line 3662) no Hoare annotation was computed. [2022-12-14 06:28:33,961 INFO L899 garLoopResultBuilder]: For program point L3695-2(lines 3695 3713) no Hoare annotation was computed. [2022-12-14 06:28:33,961 INFO L899 garLoopResultBuilder]: For program point L3675(lines 3675 3679) no Hoare annotation was computed. [2022-12-14 06:28:33,961 INFO L902 garLoopResultBuilder]: At program point L3663-1(line 3663) the Hoare annotation is: true [2022-12-14 06:28:33,961 INFO L902 garLoopResultBuilder]: At program point L3663(line 3663) the Hoare annotation is: true [2022-12-14 06:28:33,961 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3644 3717) the Hoare annotation is: true [2022-12-14 06:28:33,961 INFO L902 garLoopResultBuilder]: At program point $Ultimate##10(lines 3703 3706) the Hoare annotation is: true [2022-12-14 06:28:33,961 INFO L899 garLoopResultBuilder]: For program point pg_resetEXIT(lines 3644 3717) no Hoare annotation was computed. [2022-12-14 06:28:33,961 INFO L902 garLoopResultBuilder]: At program point L3664(line 3664) the Hoare annotation is: true [2022-12-14 06:28:33,961 INFO L902 garLoopResultBuilder]: At program point ldv_24620(lines 3655 3716) the Hoare annotation is: true [2022-12-14 06:28:33,961 INFO L902 garLoopResultBuilder]: At program point L3714(line 3714) the Hoare annotation is: true [2022-12-14 06:28:33,961 INFO L902 garLoopResultBuilder]: At program point L3228(line 3228) the Hoare annotation is: true [2022-12-14 06:28:33,961 INFO L902 garLoopResultBuilder]: At program point L3227-1(line 3227) the Hoare annotation is: true [2022-12-14 06:28:33,961 INFO L902 garLoopResultBuilder]: At program point L3227(line 3227) the Hoare annotation is: true [2022-12-14 06:28:33,961 INFO L899 garLoopResultBuilder]: For program point L3228-1(line 3228) no Hoare annotation was computed. [2022-12-14 06:28:33,961 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3215 3232) the Hoare annotation is: true [2022-12-14 06:28:33,961 INFO L899 garLoopResultBuilder]: For program point L3222(lines 3222 3230) no Hoare annotation was computed. [2022-12-14 06:28:33,961 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 3215 3232) no Hoare annotation was computed. [2022-12-14 06:28:33,962 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 3215 3232) no Hoare annotation was computed. [2022-12-14 06:28:33,962 INFO L902 garLoopResultBuilder]: At program point L3246(line 3246) the Hoare annotation is: true [2022-12-14 06:28:33,962 INFO L902 garLoopResultBuilder]: At program point L3245-1(line 3245) the Hoare annotation is: true [2022-12-14 06:28:33,962 INFO L902 garLoopResultBuilder]: At program point L3245(line 3245) the Hoare annotation is: true [2022-12-14 06:28:33,962 INFO L899 garLoopResultBuilder]: For program point L3246-1(line 3246) no Hoare annotation was computed. [2022-12-14 06:28:33,962 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3233 3250) the Hoare annotation is: true [2022-12-14 06:28:33,962 INFO L899 garLoopResultBuilder]: For program point L3240(lines 3240 3248) no Hoare annotation was computed. [2022-12-14 06:28:33,962 INFO L899 garLoopResultBuilder]: For program point ldv_zallocEXIT(lines 3233 3250) no Hoare annotation was computed. [2022-12-14 06:28:33,962 INFO L899 garLoopResultBuilder]: For program point ldv_zallocFINAL(lines 3233 3250) no Hoare annotation was computed. [2022-12-14 06:28:33,962 INFO L899 garLoopResultBuilder]: For program point _copy_from_userEXIT(lines 4480 4482) no Hoare annotation was computed. [2022-12-14 06:28:33,962 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 4480 4482) the Hoare annotation is: true [2022-12-14 06:28:33,962 INFO L895 garLoopResultBuilder]: At program point L4265(lines 4244 4366) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,962 INFO L899 garLoopResultBuilder]: For program point L3869-1(lines 3869 3870) no Hoare annotation was computed. [2022-12-14 06:28:33,962 INFO L895 garLoopResultBuilder]: At program point L3869(lines 3869 3870) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,962 INFO L895 garLoopResultBuilder]: At program point pg_read_returnLabel#1(lines 4030 4090) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,962 INFO L895 garLoopResultBuilder]: At program point L4299(line 4299) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,963 INFO L899 garLoopResultBuilder]: For program point L4267(lines 4267 4360) no Hoare annotation was computed. [2022-12-14 06:28:33,963 INFO L899 garLoopResultBuilder]: For program point L3871(lines 3871 3880) no Hoare annotation was computed. [2022-12-14 06:28:33,963 INFO L895 garLoopResultBuilder]: At program point L3442(line 3442) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,963 INFO L899 garLoopResultBuilder]: For program point L3442-1(line 3442) no Hoare annotation was computed. [2022-12-14 06:28:33,963 INFO L899 garLoopResultBuilder]: For program point L4268(line 4268) no Hoare annotation was computed. [2022-12-14 06:28:33,963 INFO L899 garLoopResultBuilder]: For program point L4103(lines 4103 4107) no Hoare annotation was computed. [2022-12-14 06:28:33,963 INFO L895 garLoopResultBuilder]: At program point L3872(line 3872) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,963 INFO L899 garLoopResultBuilder]: For program point L3872-1(line 3872) no Hoare annotation was computed. [2022-12-14 06:28:33,963 INFO L899 garLoopResultBuilder]: For program point L4269(lines 4269 4322) no Hoare annotation was computed. [2022-12-14 06:28:33,963 INFO L895 garLoopResultBuilder]: At program point L3939(lines 3906 3942) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,963 INFO L899 garLoopResultBuilder]: For program point L3873(lines 3873 3878) no Hoare annotation was computed. [2022-12-14 06:28:33,963 INFO L899 garLoopResultBuilder]: For program point L4336(line 4336) no Hoare annotation was computed. [2022-12-14 06:28:33,963 INFO L895 garLoopResultBuilder]: At program point L4138(line 4138) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,963 INFO L899 garLoopResultBuilder]: For program point L4138-1(line 4138) no Hoare annotation was computed. [2022-12-14 06:28:33,963 INFO L899 garLoopResultBuilder]: For program point L4403(lines 4403 4406) no Hoare annotation was computed. [2022-12-14 06:28:33,963 INFO L899 garLoopResultBuilder]: For program point L4271(lines 4271 4319) no Hoare annotation was computed. [2022-12-14 06:28:33,963 INFO L899 garLoopResultBuilder]: For program point L4337(lines 4337 4349) no Hoare annotation was computed. [2022-12-14 06:28:33,963 INFO L895 garLoopResultBuilder]: At program point L4139(lines 4139 4144) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,964 INFO L899 garLoopResultBuilder]: For program point L4272(line 4272) no Hoare annotation was computed. [2022-12-14 06:28:33,964 INFO L895 garLoopResultBuilder]: At program point L4074(line 4074) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,964 INFO L899 garLoopResultBuilder]: For program point L4074-1(line 4074) no Hoare annotation was computed. [2022-12-14 06:28:33,964 INFO L895 garLoopResultBuilder]: At program point L3447-1(line 3447) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,964 INFO L899 garLoopResultBuilder]: For program point L4306(line 4306) no Hoare annotation was computed. [2022-12-14 06:28:33,964 INFO L895 garLoopResultBuilder]: At program point L4405(line 4405) the Hoare annotation is: false [2022-12-14 06:28:33,964 INFO L895 garLoopResultBuilder]: At program point L4405-1(lines 4400 4409) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,964 INFO L899 garLoopResultBuilder]: For program point L4273-2(lines 4271 4319) no Hoare annotation was computed. [2022-12-14 06:28:33,964 INFO L899 garLoopResultBuilder]: For program point L4273(lines 4273 4277) no Hoare annotation was computed. [2022-12-14 06:28:33,964 INFO L899 garLoopResultBuilder]: For program point L4339-2(lines 4337 4348) no Hoare annotation was computed. [2022-12-14 06:28:33,964 INFO L899 garLoopResultBuilder]: For program point L4042(lines 4042 4045) no Hoare annotation was computed. [2022-12-14 06:28:33,964 INFO L899 garLoopResultBuilder]: For program point L4075(lines 4075 4078) no Hoare annotation was computed. [2022-12-14 06:28:33,964 INFO L899 garLoopResultBuilder]: For program point L3877-1(line 3877) no Hoare annotation was computed. [2022-12-14 06:28:33,964 INFO L895 garLoopResultBuilder]: At program point L3877(line 3877) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,964 INFO L895 garLoopResultBuilder]: At program point L4307(lines 4307 4315) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,964 INFO L895 garLoopResultBuilder]: At program point L4274(line 4274) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,964 INFO L899 garLoopResultBuilder]: For program point L4274-1(line 4274) no Hoare annotation was computed. [2022-12-14 06:28:33,964 INFO L902 garLoopResultBuilder]: At program point main_ldv_final#1(lines 4244 4366) the Hoare annotation is: true [2022-12-14 06:28:33,965 INFO L895 garLoopResultBuilder]: At program point L4110(lines 4110 4114) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,965 INFO L895 garLoopResultBuilder]: At program point L3912-2(lines 3912 3916) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,965 INFO L895 garLoopResultBuilder]: At program point L3847-1(lines 3843 3896) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,965 INFO L899 garLoopResultBuilder]: For program point L3847(lines 3847 3889) no Hoare annotation was computed. [2022-12-14 06:28:33,965 INFO L899 garLoopResultBuilder]: For program point L4046(lines 4046 4049) no Hoare annotation was computed. [2022-12-14 06:28:33,965 INFO L899 garLoopResultBuilder]: For program point L4079(lines 4079 4087) no Hoare annotation was computed. [2022-12-14 06:28:33,965 INFO L899 garLoopResultBuilder]: For program point L4079-2(lines 4079 4087) no Hoare annotation was computed. [2022-12-14 06:28:33,965 INFO L895 garLoopResultBuilder]: At program point L3848(lines 3848 3849) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,965 INFO L895 garLoopResultBuilder]: At program point L3881(lines 3860 3889) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,965 INFO L899 garLoopResultBuilder]: For program point L3848-1(lines 3848 3849) no Hoare annotation was computed. [2022-12-14 06:28:33,965 INFO L895 garLoopResultBuilder]: At program point L4245(line 4245) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-12-14 06:28:33,965 INFO L899 garLoopResultBuilder]: For program point L4245-1(line 4245) no Hoare annotation was computed. [2022-12-14 06:28:33,965 INFO L895 garLoopResultBuilder]: At program point L4080(lines 4080 4081) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,965 INFO L899 garLoopResultBuilder]: For program point L4080-1(lines 4080 4081) no Hoare annotation was computed. [2022-12-14 06:28:33,965 INFO L895 garLoopResultBuilder]: At program point L4279(line 4279) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,965 INFO L899 garLoopResultBuilder]: For program point L4279-1(line 4279) no Hoare annotation was computed. [2022-12-14 06:28:33,965 INFO L899 garLoopResultBuilder]: For program point L3850(lines 3850 3859) no Hoare annotation was computed. [2022-12-14 06:28:33,966 INFO L899 garLoopResultBuilder]: For program point L4082(lines 4082 4085) no Hoare annotation was computed. [2022-12-14 06:28:33,966 INFO L899 garLoopResultBuilder]: For program point L3851-1(line 3851) no Hoare annotation was computed. [2022-12-14 06:28:33,966 INFO L895 garLoopResultBuilder]: At program point L3851(line 3851) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,966 INFO L895 garLoopResultBuilder]: At program point L3191-1(line 3191) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,966 INFO L895 garLoopResultBuilder]: At program point L3191(line 3191) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,966 INFO L899 garLoopResultBuilder]: For program point L4116(lines 4116 4134) no Hoare annotation was computed. [2022-12-14 06:28:33,966 INFO L895 garLoopResultBuilder]: At program point L3951-1(line 3951) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,966 INFO L899 garLoopResultBuilder]: For program point L3918(lines 3918 3922) no Hoare annotation was computed. [2022-12-14 06:28:33,966 INFO L895 garLoopResultBuilder]: At program point L3951(line 3951) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,966 INFO L899 garLoopResultBuilder]: For program point L3852(lines 3852 3857) no Hoare annotation was computed. [2022-12-14 06:28:33,966 INFO L899 garLoopResultBuilder]: For program point L4216-1(line 4216) no Hoare annotation was computed. [2022-12-14 06:28:33,966 INFO L895 garLoopResultBuilder]: At program point L4216(line 4216) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,966 INFO L899 garLoopResultBuilder]: For program point L4051-1(line 4051) no Hoare annotation was computed. [2022-12-14 06:28:33,966 INFO L895 garLoopResultBuilder]: At program point L4051(line 4051) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,966 INFO L902 garLoopResultBuilder]: At program point $Ultimate##97(lines 4184 4187) the Hoare annotation is: true [2022-12-14 06:28:33,966 INFO L899 garLoopResultBuilder]: For program point L4052(lines 4052 4058) no Hoare annotation was computed. [2022-12-14 06:28:33,966 INFO L899 garLoopResultBuilder]: For program point L4052-2(lines 4052 4058) no Hoare annotation was computed. [2022-12-14 06:28:33,966 INFO L895 garLoopResultBuilder]: At program point L4251(line 4251) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-12-14 06:28:33,967 INFO L899 garLoopResultBuilder]: For program point L4251-1(line 4251) no Hoare annotation was computed. [2022-12-14 06:28:33,967 INFO L895 garLoopResultBuilder]: At program point L4218(line 4218) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,967 INFO L899 garLoopResultBuilder]: For program point L4317(line 4317) no Hoare annotation was computed. [2022-12-14 06:28:33,967 INFO L899 garLoopResultBuilder]: For program point L4284(line 4284) no Hoare annotation was computed. [2022-12-14 06:28:33,967 INFO L895 garLoopResultBuilder]: At program point L4218-1(line 4218) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,967 INFO L899 garLoopResultBuilder]: For program point L4053(lines 4053 4056) no Hoare annotation was computed. [2022-12-14 06:28:33,967 INFO L899 garLoopResultBuilder]: For program point L4351(line 4351) no Hoare annotation was computed. [2022-12-14 06:28:33,967 INFO L902 garLoopResultBuilder]: At program point L4318(line 4318) the Hoare annotation is: true [2022-12-14 06:28:33,967 INFO L899 garLoopResultBuilder]: For program point L4285(lines 4285 4290) no Hoare annotation was computed. [2022-12-14 06:28:33,967 INFO L895 garLoopResultBuilder]: At program point L3856(line 3856) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,967 INFO L899 garLoopResultBuilder]: For program point L3856-1(line 3856) no Hoare annotation was computed. [2022-12-14 06:28:33,967 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-12-14 06:28:33,967 INFO L902 garLoopResultBuilder]: At program point L4352(line 4352) the Hoare annotation is: true [2022-12-14 06:28:33,967 INFO L899 garLoopResultBuilder]: For program point L3923(lines 3923 3927) no Hoare annotation was computed. [2022-12-14 06:28:33,967 INFO L895 garLoopResultBuilder]: At program point L3923-2(lines 3923 3927) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,967 INFO L899 garLoopResultBuilder]: For program point L4122(lines 4122 4125) no Hoare annotation was computed. [2022-12-14 06:28:33,967 INFO L899 garLoopResultBuilder]: For program point L4122-2(lines 4122 4125) no Hoare annotation was computed. [2022-12-14 06:28:33,968 INFO L895 garLoopResultBuilder]: At program point L3924(line 3924) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,968 INFO L899 garLoopResultBuilder]: For program point L3924-1(line 3924) no Hoare annotation was computed. [2022-12-14 06:28:33,968 INFO L899 garLoopResultBuilder]: For program point L4189-1(line 4189) no Hoare annotation was computed. [2022-12-14 06:28:33,968 INFO L902 garLoopResultBuilder]: At program point L4189(line 4189) the Hoare annotation is: true [2022-12-14 06:28:33,968 INFO L899 garLoopResultBuilder]: For program point L4123-1(line 4123) no Hoare annotation was computed. [2022-12-14 06:28:33,968 INFO L895 garLoopResultBuilder]: At program point L4123(line 4123) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,968 INFO L895 garLoopResultBuilder]: At program point $Ultimate##134(lines 3885 3888) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,968 INFO L895 garLoopResultBuilder]: At program point pg_init_out_chrdev#1(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,968 INFO L895 garLoopResultBuilder]: At program point $Ultimate##145(lines 4128 4131) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,968 INFO L895 garLoopResultBuilder]: At program point L4257(line 4257) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-12-14 06:28:33,968 INFO L899 garLoopResultBuilder]: For program point L4257-1(line 4257) no Hoare annotation was computed. [2022-12-14 06:28:33,968 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2022-12-14 06:28:33,968 INFO L895 garLoopResultBuilder]: At program point $Ultimate##152(lines 4156 4159) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,968 INFO L899 garLoopResultBuilder]: For program point L4324(line 4324) no Hoare annotation was computed. [2022-12-14 06:28:33,968 INFO L899 garLoopResultBuilder]: For program point L3928(line 3928) no Hoare annotation was computed. [2022-12-14 06:28:33,968 INFO L899 garLoopResultBuilder]: For program point L4358(line 4358) no Hoare annotation was computed. [2022-12-14 06:28:33,968 INFO L895 garLoopResultBuilder]: At program point L4259(line 4259) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-12-14 06:28:33,969 INFO L895 garLoopResultBuilder]: At program point L4259-1(line 4259) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-12-14 06:28:33,969 INFO L899 garLoopResultBuilder]: For program point L4325(lines 4325 4356) no Hoare annotation was computed. [2022-12-14 06:28:33,969 INFO L899 garLoopResultBuilder]: For program point L4292(line 4292) no Hoare annotation was computed. [2022-12-14 06:28:33,969 INFO L902 garLoopResultBuilder]: At program point L4359(line 4359) the Hoare annotation is: true [2022-12-14 06:28:33,969 INFO L899 garLoopResultBuilder]: For program point L4293(lines 4293 4297) no Hoare annotation was computed. [2022-12-14 06:28:33,969 INFO L899 garLoopResultBuilder]: For program point L4194(lines 4194 4197) no Hoare annotation was computed. [2022-12-14 06:28:33,969 INFO L899 garLoopResultBuilder]: For program point L4194-2(lines 4194 4197) no Hoare annotation was computed. [2022-12-14 06:28:33,969 INFO L895 garLoopResultBuilder]: At program point L-1-2(line -1) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,969 INFO L899 garLoopResultBuilder]: For program point L4327(lines 4327 4353) no Hoare annotation was computed. [2022-12-14 06:28:33,969 INFO L899 garLoopResultBuilder]: For program point L4195-1(line 4195) no Hoare annotation was computed. [2022-12-14 06:28:33,969 INFO L895 garLoopResultBuilder]: At program point $Ultimate##102(lines 4200 4203) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2022-12-14 06:28:33,969 INFO L895 garLoopResultBuilder]: At program point L4195(line 4195) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2022-12-14 06:28:33,969 INFO L899 garLoopResultBuilder]: For program point L3931(lines 3931 3937) no Hoare annotation was computed. [2022-12-14 06:28:33,969 INFO L899 garLoopResultBuilder]: For program point L3865(lines 3865 3868) no Hoare annotation was computed. [2022-12-14 06:28:33,969 INFO L899 garLoopResultBuilder]: For program point L4328(line 4328) no Hoare annotation was computed. [2022-12-14 06:28:33,969 INFO L895 garLoopResultBuilder]: At program point L4163(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,969 INFO L895 garLoopResultBuilder]: At program point $Ultimate##116(lines 3454 3457) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,969 INFO L895 garLoopResultBuilder]: At program point L3932(line 3932) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,970 INFO L899 garLoopResultBuilder]: For program point L3932-1(line 3932) no Hoare annotation was computed. [2022-12-14 06:28:33,970 INFO L895 garLoopResultBuilder]: At program point L4461(line 4461) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,970 INFO L895 garLoopResultBuilder]: At program point L4461-1(line 4461) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-12-14 06:28:33,970 INFO L899 garLoopResultBuilder]: For program point L4329(lines 4329 4334) no Hoare annotation was computed. [2022-12-14 06:28:33,970 INFO L899 garLoopResultBuilder]: For program point xsEXIT(lines 3718 3755) no Hoare annotation was computed. [2022-12-14 06:28:33,970 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3718 3755) the Hoare annotation is: true [2022-12-14 06:28:33,970 INFO L902 garLoopResultBuilder]: At program point $Ultimate##5(lines 3744 3747) the Hoare annotation is: true [2022-12-14 06:28:33,970 INFO L899 garLoopResultBuilder]: For program point pg_identifyEXIT(lines 3756 3798) no Hoare annotation was computed. [2022-12-14 06:28:33,970 INFO L902 garLoopResultBuilder]: At program point L3790(line 3790) the Hoare annotation is: true [2022-12-14 06:28:33,970 INFO L899 garLoopResultBuilder]: For program point L3791(line 3791) no Hoare annotation was computed. [2022-12-14 06:28:33,970 INFO L899 garLoopResultBuilder]: For program point L3789(lines 3789 3795) no Hoare annotation was computed. [2022-12-14 06:28:33,970 INFO L902 garLoopResultBuilder]: At program point L3790-1(line 3790) the Hoare annotation is: true [2022-12-14 06:28:33,970 INFO L899 garLoopResultBuilder]: For program point L3789-2(lines 3789 3795) no Hoare annotation was computed. [2022-12-14 06:28:33,970 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3756 3798) the Hoare annotation is: true [2022-12-14 06:28:33,970 INFO L902 garLoopResultBuilder]: At program point L3784(line 3784) the Hoare annotation is: true [2022-12-14 06:28:33,970 INFO L899 garLoopResultBuilder]: For program point L3785(lines 3785 3788) no Hoare annotation was computed. [2022-12-14 06:28:33,970 INFO L899 garLoopResultBuilder]: For program point L3784-1(line 3784) no Hoare annotation was computed. [2022-12-14 06:28:33,970 INFO L899 garLoopResultBuilder]: For program point L3780(lines 3780 3783) no Hoare annotation was computed. [2022-12-14 06:28:33,970 INFO L899 garLoopResultBuilder]: For program point pg_identifyFINAL(lines 3756 3798) no Hoare annotation was computed. [2022-12-14 06:28:33,971 INFO L899 garLoopResultBuilder]: For program point L3779-1(line 3779) no Hoare annotation was computed. [2022-12-14 06:28:33,971 INFO L902 garLoopResultBuilder]: At program point L3779(line 3779) the Hoare annotation is: true [2022-12-14 06:28:33,971 INFO L899 garLoopResultBuilder]: For program point pi_write_blockEXIT(lines 4541 4543) no Hoare annotation was computed. [2022-12-14 06:28:33,971 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 4541 4543) the Hoare annotation is: true [2022-12-14 06:28:33,971 INFO L902 garLoopResultBuilder]: At program point L3180(line 3180) the Hoare annotation is: true [2022-12-14 06:28:33,971 INFO L899 garLoopResultBuilder]: For program point L3180-1(line 3180) no Hoare annotation was computed. [2022-12-14 06:28:33,971 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3176 3183) the Hoare annotation is: true [2022-12-14 06:28:33,971 INFO L899 garLoopResultBuilder]: For program point IS_ERREXIT(lines 3176 3183) no Hoare annotation was computed. [2022-12-14 06:28:33,973 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-12-14 06:28:33,975 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-14 06:28:33,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 06:28:33 BoogieIcfgContainer [2022-12-14 06:28:33,987 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-14 06:28:33,987 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 06:28:33,987 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 06:28:33,987 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 06:28:33,988 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:28:28" (3/4) ... [2022-12-14 06:28:33,990 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 06:28:33,994 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_from_user [2022-12-14 06:28:33,994 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_release [2022-12-14 06:28:33,994 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_init [2022-12-14 06:28:33,994 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure write_reg [2022-12-14 06:28:33,994 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_sleep [2022-12-14 06:28:33,994 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_read_regr [2022-12-14 06:28:33,994 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure might_fault [2022-12-14 06:28:33,994 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_disconnect [2022-12-14 06:28:33,994 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_probe [2022-12-14 06:28:33,994 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure status_reg [2022-12-14 06:28:33,994 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_completion [2022-12-14 06:28:33,994 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure DRIVE [2022-12-14 06:28:33,995 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_to_user [2022-12-14 06:28:33,995 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_wait [2022-12-14 06:28:33,995 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-12-14 06:28:33,995 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_write [2022-12-14 06:28:33,995 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_connect [2022-12-14 06:28:33,995 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_to_user [2022-12-14 06:28:33,995 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2022-12-14 06:28:33,995 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_command [2022-12-14 06:28:33,995 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2022-12-14 06:28:33,995 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure clear_bit [2022-12-14 06:28:33,995 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure read_reg [2022-12-14 06:28:33,995 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-12-14 06:28:33,995 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_unregister_chrdev_20 [2022-12-14 06:28:33,995 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_reset [2022-12-14 06:28:33,995 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-12-14 06:28:33,995 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2022-12-14 06:28:33,995 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_from_user [2022-12-14 06:28:33,996 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure xs [2022-12-14 06:28:33,996 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_identify [2022-12-14 06:28:33,996 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_write_block [2022-12-14 06:28:33,996 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2022-12-14 06:28:34,009 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 289 nodes and edges [2022-12-14 06:28:34,011 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 113 nodes and edges [2022-12-14 06:28:34,012 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2022-12-14 06:28:34,013 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-12-14 06:28:34,014 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-14 06:28:34,015 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-14 06:28:34,016 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 06:28:34,038 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_state_variable_1) == 0) || ldv_state_variable_1 == 0 [2022-12-14 06:28:34,099 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f742ae-84d9-47fb-b08e-11a1e011cef8/bin/utaipan-gh47qXpMRh/witness.graphml [2022-12-14 06:28:34,099 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 06:28:34,100 INFO L158 Benchmark]: Toolchain (without parser) took 8315.44ms. Allocated memory was 157.3MB in the beginning and 262.1MB in the end (delta: 104.9MB). Free memory was 116.7MB in the beginning and 76.2MB in the end (delta: 40.6MB). Peak memory consumption was 147.7MB. Max. memory is 16.1GB. [2022-12-14 06:28:34,100 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 157.3MB. Free memory was 101.0MB in the beginning and 100.9MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 06:28:34,100 INFO L158 Benchmark]: CACSL2BoogieTranslator took 806.13ms. Allocated memory was 157.3MB in the beginning and 218.1MB in the end (delta: 60.8MB). Free memory was 116.2MB in the beginning and 154.8MB in the end (delta: -38.6MB). Peak memory consumption was 68.3MB. Max. memory is 16.1GB. [2022-12-14 06:28:34,100 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.61ms. Allocated memory is still 218.1MB. Free memory was 154.8MB in the beginning and 146.4MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-14 06:28:34,100 INFO L158 Benchmark]: Boogie Preprocessor took 62.97ms. Allocated memory is still 218.1MB. Free memory was 146.4MB in the beginning and 138.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-14 06:28:34,100 INFO L158 Benchmark]: RCFGBuilder took 1733.54ms. Allocated memory is still 218.1MB. Free memory was 138.1MB in the beginning and 102.1MB in the end (delta: 35.9MB). Peak memory consumption was 69.4MB. Max. memory is 16.1GB. [2022-12-14 06:28:34,101 INFO L158 Benchmark]: TraceAbstraction took 5533.19ms. Allocated memory was 218.1MB in the beginning and 262.1MB in the end (delta: 44.0MB). Free memory was 101.1MB in the beginning and 99.6MB in the end (delta: 1.5MB). Peak memory consumption was 45.6MB. Max. memory is 16.1GB. [2022-12-14 06:28:34,101 INFO L158 Benchmark]: Witness Printer took 112.19ms. Allocated memory is still 262.1MB. Free memory was 99.6MB in the beginning and 76.2MB in the end (delta: 23.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-14 06:28:34,102 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 157.3MB. Free memory was 101.0MB in the beginning and 100.9MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 806.13ms. Allocated memory was 157.3MB in the beginning and 218.1MB in the end (delta: 60.8MB). Free memory was 116.2MB in the beginning and 154.8MB in the end (delta: -38.6MB). Peak memory consumption was 68.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.61ms. Allocated memory is still 218.1MB. Free memory was 154.8MB in the beginning and 146.4MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.97ms. Allocated memory is still 218.1MB. Free memory was 146.4MB in the beginning and 138.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1733.54ms. Allocated memory is still 218.1MB. Free memory was 138.1MB in the beginning and 102.1MB in the end (delta: 35.9MB). Peak memory consumption was 69.4MB. Max. memory is 16.1GB. * TraceAbstraction took 5533.19ms. Allocated memory was 218.1MB in the beginning and 262.1MB in the end (delta: 44.0MB). Free memory was 101.1MB in the beginning and 99.6MB in the end (delta: 1.5MB). Peak memory consumption was 45.6MB. Max. memory is 16.1GB. * Witness Printer took 112.19ms. Allocated memory is still 262.1MB. Free memory was 99.6MB in the beginning and 76.2MB in the end (delta: 23.4MB). Peak memory consumption was 25.2MB. 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: 3271]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 34 procedures, 369 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.5s, OverallIterations: 5, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 722 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 717 mSDsluCounter, 3994 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1715 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 593 IncrementalHoareTripleChecker+Invalid, 599 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 2279 mSDtfsCounter, 593 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 380 GetRequests, 369 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=568occurred in iteration=4, InterpolantAutomatonStates: 15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 30 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 169 LocationsWithAnnotation, 2191 PreInvPairs, 2270 NumberOfFragments, 300 HoareAnnotationTreeSize, 2191 FomulaSimplifications, 218 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 169 FomulaSimplificationsInter, 1215 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 925 NumberOfCodeBlocks, 925 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 917 ConstructedInterpolants, 0 QuantifiedInterpolants, 1203 SizeOfPredicates, 0 NumberOfNonLiveVariables, 5297 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 8 InterpolantComputations, 5 PerfectInterpolantSequences, 463/466 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 1 specifications checked. All of them hold - InvariantResult [Line: 4218]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4102]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3371]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4390]: Loop Invariant Derived loop invariant: !(\old(ldv_state_variable_1) == 0) || ldv_state_variable_1 == 0 - InvariantResult [Line: 3607]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4139]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4461]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4244]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4102]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3843]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3513]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3607]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4156]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4200]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 - InvariantResult [Line: 3454]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3520]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4030]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3703]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3806]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3806]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4299]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3607]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3191]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4307]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3506]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3447]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3477]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4184]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3689]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3552]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4128]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3395]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3951]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3912]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4259]: Loop Invariant Derived loop invariant: ldv_spin == 0 && ldv_state_variable_1 == 0 - InvariantResult [Line: 4244]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3490]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3274]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3885]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3584]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3744]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4110]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3906]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3860]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4400]: Loop Invariant Derived loop invariant: ldv_spin == 0 RESULT: Ultimate proved your program to be correct! [2022-12-14 06:28:34,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20f742ae-84d9-47fb-b08e-11a1e011cef8/bin/utaipan-gh47qXpMRh/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