./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f58d24-dfc4-4097-b75f-bf8f955b0b1d/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f58d24-dfc4-4097-b75f-bf8f955b0b1d/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f58d24-dfc4-4097-b75f-bf8f955b0b1d/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f58d24-dfc4-4097-b75f-bf8f955b0b1d/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f58d24-dfc4-4097-b75f-bf8f955b0b1d/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f58d24-dfc4-4097-b75f-bf8f955b0b1d/bin/utaipan-ByfvJB40ur --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 8e81fc6166b432b951460f7a3a0e3bbe6d1e1e00a7297f549296af2cd8a39c75 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-26 00:32:37,582 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:32:37,586 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:32:37,632 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:32:37,639 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:32:37,641 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:32:37,644 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:32:37,650 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:32:37,653 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:32:37,655 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:32:37,657 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:32:37,659 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:32:37,662 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:32:37,666 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:32:37,673 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:32:37,674 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:32:37,675 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:32:37,677 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:32:37,678 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:32:37,680 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:32:37,682 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:32:37,683 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:32:37,685 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:32:37,686 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:32:37,690 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:32:37,690 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:32:37,691 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:32:37,692 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:32:37,692 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:32:37,694 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:32:37,694 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:32:37,695 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:32:37,696 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:32:37,697 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:32:37,698 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:32:37,698 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:32:37,699 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:32:37,700 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:32:37,700 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:32:37,701 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:32:37,702 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:32:37,707 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f58d24-dfc4-4097-b75f-bf8f955b0b1d/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-26 00:32:37,762 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:32:37,763 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:32:37,763 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:32:37,763 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:32:37,764 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:32:37,764 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:32:37,764 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:32:37,765 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:32:37,765 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:32:37,765 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-26 00:32:37,766 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:32:37,766 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:32:37,772 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-26 00:32:37,772 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-26 00:32:37,773 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:32:37,773 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-26 00:32:37,773 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-26 00:32:37,773 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-26 00:32:37,774 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:32:37,775 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 00:32:37,775 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:32:37,775 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 00:32:37,775 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:32:37,776 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 00:32:37,776 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 00:32:37,776 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:32:37,776 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 00:32:37,777 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:32:37,777 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:32:37,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:32:37,778 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:32:37,778 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-26 00:32:37,778 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:32:37,778 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 00:32:37,779 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-26 00:32:37,779 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-26 00:32:37,779 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 00:32:37,779 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:32:37,779 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_39f58d24-dfc4-4097-b75f-bf8f955b0b1d/bin/utaipan-ByfvJB40ur/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f58d24-dfc4-4097-b75f-bf8f955b0b1d/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e81fc6166b432b951460f7a3a0e3bbe6d1e1e00a7297f549296af2cd8a39c75 [2022-11-26 00:32:38,128 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:32:38,171 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:32:38,174 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:32:38,176 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:32:38,176 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:32:38,178 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f58d24-dfc4-4097-b75f-bf8f955b0b1d/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i [2022-11-26 00:32:41,486 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:32:42,352 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:32:42,353 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f58d24-dfc4-4097-b75f-bf8f955b0b1d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i [2022-11-26 00:32:42,434 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f58d24-dfc4-4097-b75f-bf8f955b0b1d/bin/utaipan-ByfvJB40ur/data/50cae7619/469b63f5a9984c17b30f0ca33dabfa6a/FLAGfbe3e6cef [2022-11-26 00:32:42,456 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f58d24-dfc4-4097-b75f-bf8f955b0b1d/bin/utaipan-ByfvJB40ur/data/50cae7619/469b63f5a9984c17b30f0ca33dabfa6a [2022-11-26 00:32:42,461 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:32:42,463 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:32:42,464 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:32:42,465 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:32:42,473 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:32:42,474 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:32:42" (1/1) ... [2022-11-26 00:32:42,475 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d0adb0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:32:42, skipping insertion in model container [2022-11-26 00:32:42,476 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:32:42" (1/1) ... [2022-11-26 00:32:42,485 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:32:42,710 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:32:43,813 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:43,826 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:43,883 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:43,897 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:43,897 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:43,901 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:43,924 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:43,933 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:43,943 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:43,952 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:43,956 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:43,959 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:43,967 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:43,968 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:44,028 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:44,029 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:44,030 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:44,031 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:44,032 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:44,033 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:44,034 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:44,035 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:44,037 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:44,040 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:44,045 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:44,050 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:44,731 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-26 00:32:44,743 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-26 00:32:44,754 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-26 00:32:44,790 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-26 00:32:44,860 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-26 00:32:44,861 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-26 00:32:44,862 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-26 00:32:44,874 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-11-26 00:32:44,881 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-26 00:32:44,882 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-26 00:32:44,883 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-26 00:32:44,884 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-11-26 00:32:45,000 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-11-26 00:32:45,001 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-11-26 00:32:45,012 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-26 00:32:45,013 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:45,030 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_irq [2022-11-26 00:32:45,131 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-26 00:32:45,320 WARN L623 FunctionHandler]: Unknown extern function capable [2022-11-26 00:32:45,327 WARN L623 FunctionHandler]: Unknown extern function capable [2022-11-26 00:32:45,342 WARN L623 FunctionHandler]: Unknown extern function capable [2022-11-26 00:32:45,359 WARN L623 FunctionHandler]: Unknown extern function capable [2022-11-26 00:32:45,361 WARN L623 FunctionHandler]: Unknown extern function capable [2022-11-26 00:32:45,362 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:45,363 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:45,364 WARN L623 FunctionHandler]: Unknown extern function capable [2022-11-26 00:32:45,367 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:32:45,369 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:32:45,369 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:32:45,370 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:32:45,371 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:32:45,373 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:32:45,388 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:32:45,389 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:45,391 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:32:45,393 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:45,402 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:45,403 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:32:45,412 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:32:45,413 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:45,414 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:45,414 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:45,416 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:32:45,419 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:45,424 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:45,428 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-26 00:32:45,429 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:45,430 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-26 00:32:45,432 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-11-26 00:32:45,446 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-26 00:32:45,447 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:45,448 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-11-26 00:32:45,450 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:45,452 WARN L623 FunctionHandler]: Unknown extern function alloc_hdlcdev [2022-11-26 00:32:45,453 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:45,456 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-26 00:32:45,457 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-26 00:32:45,457 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:45,459 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:45,461 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:45,461 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:45,463 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:45,465 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:45,466 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:45,471 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:45,472 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:32:45,473 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-26 00:32:45,473 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-26 00:32:45,480 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:45,481 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-26 00:32:45,481 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-26 00:32:45,484 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:45,488 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-26 00:32:45,488 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-11-26 00:32:45,502 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-26 00:32:45,503 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-26 00:32:45,511 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:45,513 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:45,514 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:45,515 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:45,515 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:45,518 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:45,535 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:45,539 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-26 00:32:45,542 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-26 00:32:45,574 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:45,577 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-26 00:32:45,586 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:32:45,588 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:32:45,594 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:45,595 WARN L623 FunctionHandler]: Unknown extern function dev_trans_start [2022-11-26 00:32:45,962 WARN L623 FunctionHandler]: Unknown extern function hdlc_start_xmit [2022-11-26 00:32:45,963 WARN L623 FunctionHandler]: Unknown extern function hdlc_change_mtu [2022-11-26 00:32:45,966 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-26 00:32:45,970 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-26 00:32:45,971 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-26 00:32:45,979 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-26 00:32:45,981 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-11-26 00:32:45,998 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-26 00:32:45,999 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-26 00:32:46,000 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-26 00:32:46,001 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:32:46,002 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:32:46,002 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:32:46,003 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:32:46,003 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:32:46,004 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:32:46,004 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:32:46,004 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:32:46,005 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:32:46,005 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:32:46,005 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:32:46,043 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-11-26 00:32:46,044 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-26 00:32:46,045 WARN L623 FunctionHandler]: Unknown extern function unregister_hdlc_device [2022-11-26 00:32:46,045 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-26 00:32:46,046 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-11-26 00:32:46,047 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-26 00:32:46,048 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:32:46,048 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:32:46,049 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-11-26 00:32:46,049 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-11-26 00:32:46,050 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:32:46,080 WARN L623 FunctionHandler]: Unknown extern function hdlc_ioctl [2022-11-26 00:32:46,081 WARN L623 FunctionHandler]: Unknown extern function hdlc_open [2022-11-26 00:32:46,082 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:46,083 WARN L623 FunctionHandler]: Unknown extern function hdlc_close [2022-11-26 00:32:46,084 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:46,086 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-11-26 00:32:46,153 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-26 00:32:46,163 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,237 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,242 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,247 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,253 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,273 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,279 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,284 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,289 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,295 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,317 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,323 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,329 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,335 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,341 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,365 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,371 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,377 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,384 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,390 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,413 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,419 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,425 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,432 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,438 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,461 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,462 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,462 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,468 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,474 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,497 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,503 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,509 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,515 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,522 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,544 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,551 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,556 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,563 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,569 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,592 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,598 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,604 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,610 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,616 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,638 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,644 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,650 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,656 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,663 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,685 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,691 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,697 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,703 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,709 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,732 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,738 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,744 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,750 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,757 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,781 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,787 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,793 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,800 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,806 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,829 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,830 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,830 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,831 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,831 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,832 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,832 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,832 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,833 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,833 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,833 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,834 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,834 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,835 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:46,864 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_39f58d24-dfc4-4097-b75f-bf8f955b0b1d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i[395259,395272] [2022-11-26 00:32:46,869 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_39f58d24-dfc4-4097-b75f-bf8f955b0b1d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i[395404,395417] [2022-11-26 00:32:46,881 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:32:46,920 INFO L203 MainTranslator]: Completed pre-run [2022-11-26 00:32:47,111 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,113 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,125 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,128 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,129 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,130 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,139 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,140 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,145 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,146 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,147 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,148 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,150 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,151 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,174 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,175 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,176 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,177 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,178 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,179 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,180 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,181 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,188 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,189 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,192 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,193 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,581 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-26 00:32:47,581 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-26 00:32:47,582 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-26 00:32:47,582 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-11-26 00:32:47,583 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-26 00:32:47,583 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-26 00:32:47,584 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-26 00:32:47,584 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-11-26 00:32:47,585 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-26 00:32:47,588 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-26 00:32:47,589 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-26 00:32:47,589 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-11-26 00:32:47,592 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-11-26 00:32:47,593 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-11-26 00:32:47,593 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-26 00:32:47,594 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,594 WARN L623 FunctionHandler]: Unknown extern function __dev_kfree_skb_irq [2022-11-26 00:32:47,595 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-11-26 00:32:47,607 WARN L623 FunctionHandler]: Unknown extern function capable [2022-11-26 00:32:47,611 WARN L623 FunctionHandler]: Unknown extern function capable [2022-11-26 00:32:47,620 WARN L623 FunctionHandler]: Unknown extern function capable [2022-11-26 00:32:47,621 WARN L623 FunctionHandler]: Unknown extern function capable [2022-11-26 00:32:47,622 WARN L623 FunctionHandler]: Unknown extern function capable [2022-11-26 00:32:47,623 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,623 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,624 WARN L623 FunctionHandler]: Unknown extern function capable [2022-11-26 00:32:47,626 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:32:47,627 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:32:47,627 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:32:47,628 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:32:47,628 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:32:47,633 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:32:47,635 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:32:47,636 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,637 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:32:47,638 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,639 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,640 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:32:47,640 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:32:47,641 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,641 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,642 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,642 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:32:47,645 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,651 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,651 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_off [2022-11-26 00:32:47,652 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,657 WARN L623 FunctionHandler]: Unknown extern function netif_carrier_on [2022-11-26 00:32:47,659 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-11-26 00:32:47,668 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-11-26 00:32:47,668 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,669 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-11-26 00:32:47,669 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,670 WARN L623 FunctionHandler]: Unknown extern function alloc_hdlcdev [2022-11-26 00:32:47,671 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,674 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-26 00:32:47,674 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-11-26 00:32:47,675 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,675 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,680 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,681 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,681 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,682 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,682 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,684 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,685 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:32:47,685 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-26 00:32:47,685 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-26 00:32:47,686 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,688 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-11-26 00:32:47,688 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-11-26 00:32:47,690 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,692 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-11-26 00:32:47,694 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-11-26 00:32:47,704 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-26 00:32:47,705 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-26 00:32:47,710 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,710 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,711 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,711 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,712 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,712 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,719 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,753 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-26 00:32:47,756 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-26 00:32:47,777 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,779 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-26 00:32:47,800 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:32:47,804 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:32:47,811 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,812 WARN L623 FunctionHandler]: Unknown extern function dev_trans_start [2022-11-26 00:32:47,819 WARN L623 FunctionHandler]: Unknown extern function hdlc_start_xmit [2022-11-26 00:32:47,820 WARN L623 FunctionHandler]: Unknown extern function hdlc_change_mtu [2022-11-26 00:32:47,822 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-11-26 00:32:47,825 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-26 00:32:47,826 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-26 00:32:47,832 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-26 00:32:47,834 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_register_netdev [2022-11-26 00:32:47,846 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-26 00:32:47,847 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-26 00:32:47,848 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-26 00:32:47,849 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:32:47,849 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:32:47,850 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:32:47,850 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:32:47,850 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:32:47,851 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:32:47,851 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:32:47,851 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:32:47,852 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:32:47,852 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:32:47,852 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:32:47,853 WARN L623 FunctionHandler]: Unknown extern function register_netdev [2022-11-26 00:32:47,853 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-26 00:32:47,854 WARN L623 FunctionHandler]: Unknown extern function unregister_hdlc_device [2022-11-26 00:32:47,854 WARN L623 FunctionHandler]: Unknown extern function free_netdev [2022-11-26 00:32:47,855 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-11-26 00:32:47,855 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-11-26 00:32:47,856 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:32:47,856 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:32:47,857 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-11-26 00:32:47,857 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-11-26 00:32:47,858 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:32:47,868 WARN L623 FunctionHandler]: Unknown extern function hdlc_ioctl [2022-11-26 00:32:47,872 WARN L623 FunctionHandler]: Unknown extern function hdlc_open [2022-11-26 00:32:47,874 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,878 WARN L623 FunctionHandler]: Unknown extern function hdlc_close [2022-11-26 00:32:47,886 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:32:47,890 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-11-26 00:32:47,930 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-26 00:32:47,931 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,936 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,937 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,937 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,938 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,939 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,940 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,941 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,941 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,942 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,943 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,944 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,944 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,945 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,946 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,947 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,948 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,948 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,949 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,950 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,951 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,952 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,952 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,953 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,954 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,955 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,955 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,956 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,957 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,957 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,958 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,959 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,960 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,960 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,961 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,962 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,963 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,963 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,964 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,965 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,966 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,967 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,967 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,968 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,969 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,970 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,971 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,971 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,972 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,972 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,974 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,974 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,975 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,976 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,976 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,977 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,978 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,979 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,979 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,980 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,981 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,982 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,982 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,983 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,984 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,985 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,985 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,986 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,986 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,987 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,987 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,987 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,988 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,988 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,989 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,989 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,989 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,990 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,990 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-26 00:32:47,992 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_39f58d24-dfc4-4097-b75f-bf8f955b0b1d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i[395259,395272] [2022-11-26 00:32:47,993 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_39f58d24-dfc4-4097-b75f-bf8f955b0b1d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i[395404,395417] [2022-11-26 00:32:47,998 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:32:48,317 INFO L208 MainTranslator]: Completed translation [2022-11-26 00:32:48,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:32:48 WrapperNode [2022-11-26 00:32:48,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:32:48,320 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-26 00:32:48,320 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-26 00:32:48,320 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-26 00:32:48,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:32:48" (1/1) ... [2022-11-26 00:32:48,478 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:32:48" (1/1) ... [2022-11-26 00:32:48,695 INFO L138 Inliner]: procedures = 493, calls = 2689, calls flagged for inlining = 240, calls inlined = 225, statements flattened = 5150 [2022-11-26 00:32:48,695 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-26 00:32:48,696 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-26 00:32:48,696 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-26 00:32:48,696 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-26 00:32:48,714 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:32:48" (1/1) ... [2022-11-26 00:32:48,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:32:48" (1/1) ... [2022-11-26 00:32:48,764 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:32:48" (1/1) ... [2022-11-26 00:32:48,770 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:32:48" (1/1) ... [2022-11-26 00:32:48,961 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:32:48" (1/1) ... [2022-11-26 00:32:49,003 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:32:48" (1/1) ... [2022-11-26 00:32:49,051 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:32:48" (1/1) ... [2022-11-26 00:32:49,082 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:32:48" (1/1) ... [2022-11-26 00:32:49,130 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-26 00:32:49,132 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-26 00:32:49,132 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-26 00:32:49,132 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-26 00:32:49,133 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:32:48" (1/1) ... [2022-11-26 00:32:49,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:32:49,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f58d24-dfc4-4097-b75f-bf8f955b0b1d/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:32:49,172 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f58d24-dfc4-4097-b75f-bf8f955b0b1d/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-26 00:32:49,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39f58d24-dfc4-4097-b75f-bf8f955b0b1d/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-26 00:32:49,232 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_running_reset [2022-11-26 00:32:49,232 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_running_reset [2022-11-26 00:32:49,232 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-26 00:32:49,233 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-26 00:32:49,233 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_crc_length [2022-11-26 00:32:49,233 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_crc_length [2022-11-26 00:32:49,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-26 00:32:49,233 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-26 00:32:49,233 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dec_reset [2022-11-26 00:32:49,234 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dec_reset [2022-11-26 00:32:49,234 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_get_link_status [2022-11-26 00:32:49,234 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_get_link_status [2022-11-26 00:32:49,234 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-26 00:32:49,234 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-26 00:32:49,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_87 [2022-11-26 00:32:49,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_87 [2022-11-26 00:32:49,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-26 00:32:49,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-26 00:32:49,235 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_default [2022-11-26 00:32:49,235 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_default [2022-11-26 00:32:49,236 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkinput [2022-11-26 00:32:49,236 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkinput [2022-11-26 00:32:49,236 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_status [2022-11-26 00:32:49,236 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_status [2022-11-26 00:32:49,236 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_100ft [2022-11-26 00:32:49,236 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_100ft [2022-11-26 00:32:49,237 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dummy_set_1 [2022-11-26 00:32:49,237 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dummy_set_1 [2022-11-26 00:32:49,237 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-26 00:32:49,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-26 00:32:49,237 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_close [2022-11-26 00:32:49,237 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_close [2022-11-26 00:32:49,238 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_watchdog [2022-11-26 00:32:49,238 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_watchdog [2022-11-26 00:32:49,238 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_reset [2022-11-26 00:32:49,238 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_reset [2022-11-26 00:32:49,238 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_sc [2022-11-26 00:32:49,239 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_sc [2022-11-26 00:32:49,239 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_netif [2022-11-26 00:32:49,239 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_netif [2022-11-26 00:32:49,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-26 00:32:49,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-26 00:32:49,239 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-26 00:32:49,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-26 00:32:49,240 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_trace [2022-11-26 00:32:49,240 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_trace [2022-11-26 00:32:49,240 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_get_link_status [2022-11-26 00:32:49,240 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_get_link_status [2022-11-26 00:32:49,240 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-26 00:32:49,241 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2022-11-26 00:32:49,241 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2022-11-26 00:32:49,241 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-26 00:32:49,241 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-26 00:32:49,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-26 00:32:49,241 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-26 00:32:49,242 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-26 00:32:49,242 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_default [2022-11-26 00:32:49,242 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_default [2022-11-26 00:32:49,242 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_clock [2022-11-26 00:32:49,243 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_clock [2022-11-26 00:32:49,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-26 00:32:49,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-26 00:32:49,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-26 00:32:49,244 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_off [2022-11-26 00:32:49,244 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_off [2022-11-26 00:32:49,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-26 00:32:49,244 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2022-11-26 00:32:49,244 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2022-11-26 00:32:49,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-26 00:32:49,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-26 00:32:49,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-26 00:32:49,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-26 00:32:49,245 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_default [2022-11-26 00:32:49,245 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_default [2022-11-26 00:32:49,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-26 00:32:49,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-26 00:32:49,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-26 00:32:49,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-26 00:32:49,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-26 00:32:49,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-26 00:32:49,247 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_softreset [2022-11-26 00:32:49,247 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_softreset [2022-11-26 00:32:49,247 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110_bit [2022-11-26 00:32:49,247 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110_bit [2022-11-26 00:32:49,247 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-26 00:32:49,247 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-26 00:32:49,248 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-26 00:32:49,248 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-26 00:32:49,248 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_crc_length [2022-11-26 00:32:49,248 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_crc_length [2022-11-26 00:32:49,248 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_writereg [2022-11-26 00:32:49,248 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_writereg [2022-11-26 00:32:49,249 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2022-11-26 00:32:49,249 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2022-11-26 00:32:49,249 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_status [2022-11-26 00:32:49,249 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_status [2022-11-26 00:32:49,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-26 00:32:49,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-26 00:32:49,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-26 00:32:49,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-11-26 00:32:49,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-11-26 00:32:49,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-26 00:32:49,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-26 00:32:49,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-26 00:32:49,251 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-26 00:32:49,251 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-26 00:32:49,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lmc_lock_of_lmc___softc [2022-11-26 00:32:49,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lmc_lock_of_lmc___softc [2022-11-26 00:32:49,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-26 00:32:49,252 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_readreg [2022-11-26 00:32:49,252 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_readreg [2022-11-26 00:32:49,252 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-26 00:32:49,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-26 00:32:49,252 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-11-26 00:32:49,252 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-11-26 00:32:49,253 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-26 00:32:49,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-26 00:32:49,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-11-26 00:32:49,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-11-26 00:32:49,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-11-26 00:32:49,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-11-26 00:32:49,331 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_init [2022-11-26 00:32:49,331 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_init [2022-11-26 00:32:49,331 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-11-26 00:32:49,331 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-11-26 00:32:49,331 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_open [2022-11-26 00:32:49,331 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_open [2022-11-26 00:32:49,331 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-26 00:32:49,331 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-26 00:32:49,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-26 00:32:49,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-26 00:32:49,331 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_watchdog [2022-11-26 00:32:49,332 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_watchdog [2022-11-26 00:32:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_status [2022-11-26 00:32:49,332 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_status [2022-11-26 00:32:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_set_protocol [2022-11-26 00:32:49,332 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_set_protocol [2022-11-26 00:32:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_clock [2022-11-26 00:32:49,332 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_clock [2022-11-26 00:32:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2022-11-26 00:32:49,332 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2022-11-26 00:32:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-26 00:32:49,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-26 00:32:49,332 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_open [2022-11-26 00:32:49,333 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_open [2022-11-26 00:32:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-26 00:32:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-26 00:32:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-26 00:32:49,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-26 00:32:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_lmc_driver_exit_17_2 [2022-11-26 00:32:49,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_lmc_driver_exit_17_2 [2022-11-26 00:32:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-26 00:32:49,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-26 00:32:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_get_link_status [2022-11-26 00:32:49,333 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_get_link_status [2022-11-26 00:32:49,333 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_circuit_type [2022-11-26 00:32:49,334 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_circuit_type [2022-11-26 00:32:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_status [2022-11-26 00:32:49,334 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_status [2022-11-26 00:32:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-26 00:32:49,334 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-26 00:32:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_get_link_status [2022-11-26 00:32:49,334 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_get_link_status [2022-11-26 00:32:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_init [2022-11-26 00:32:49,334 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_init [2022-11-26 00:32:49,334 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-26 00:32:49,334 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-26 00:32:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_scram [2022-11-26 00:32:49,335 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_scram [2022-11-26 00:32:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_init [2022-11-26 00:32:49,335 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_init [2022-11-26 00:32:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkoutput [2022-11-26 00:32:49,335 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkoutput [2022-11-26 00:32:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-26 00:32:49,335 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-26 00:32:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-26 00:32:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_driver_timeout [2022-11-26 00:32:49,335 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_driver_timeout [2022-11-26 00:32:49,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lmc_lock_of_lmc___softc [2022-11-26 00:32:49,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lmc_lock_of_lmc___softc [2022-11-26 00:32:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-26 00:32:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-11-26 00:32:49,336 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-11-26 00:32:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110 [2022-11-26 00:32:49,336 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110 [2022-11-26 00:32:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-26 00:32:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-26 00:32:49,336 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-26 00:32:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_speed [2022-11-26 00:32:49,336 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_speed [2022-11-26 00:32:49,336 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_crc_length [2022-11-26 00:32:49,336 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_crc_length [2022-11-26 00:32:49,337 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-26 00:32:49,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-26 00:32:49,337 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_type [2022-11-26 00:32:49,337 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_type [2022-11-26 00:32:49,337 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_remove_one [2022-11-26 00:32:49,337 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_remove_one [2022-11-26 00:32:49,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-26 00:32:49,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-26 00:32:49,337 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2022-11-26 00:32:49,337 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2022-11-26 00:32:49,337 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_write [2022-11-26 00:32:49,337 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_write [2022-11-26 00:32:49,338 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_close [2022-11-26 00:32:49,338 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_close [2022-11-26 00:32:49,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-26 00:32:49,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-26 00:32:49,338 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-26 00:32:49,340 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-26 00:32:49,340 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-26 00:32:49,340 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-26 00:32:49,340 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_link_status [2022-11-26 00:32:49,340 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_link_status [2022-11-26 00:32:49,340 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_watchdog [2022-11-26 00:32:49,341 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_watchdog [2022-11-26 00:32:49,341 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-26 00:32:49,341 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-26 00:32:49,341 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_watchdog [2022-11-26 00:32:49,341 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_watchdog [2022-11-26 00:32:49,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-26 00:32:49,341 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2022-11-26 00:32:49,341 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2022-11-26 00:32:49,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-26 00:32:49,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-26 00:32:49,342 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_link_status [2022-11-26 00:32:49,342 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_link_status [2022-11-26 00:32:49,342 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_init [2022-11-26 00:32:49,342 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_init [2022-11-26 00:32:49,342 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_attach [2022-11-26 00:32:49,342 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_attach [2022-11-26 00:32:49,342 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_default [2022-11-26 00:32:49,342 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_default [2022-11-26 00:32:49,342 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-26 00:32:49,342 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-26 00:32:49,343 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_crc_length [2022-11-26 00:32:49,343 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_crc_length [2022-11-26 00:32:49,343 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_clock [2022-11-26 00:32:49,343 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_clock [2022-11-26 00:32:49,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-26 00:32:49,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-26 00:32:49,343 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dummy_set2_1 [2022-11-26 00:32:49,343 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dummy_set2_1 [2022-11-26 00:32:49,343 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_on [2022-11-26 00:32:49,343 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_on [2022-11-26 00:32:49,343 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2022-11-26 00:32:49,343 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2022-11-26 00:32:49,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-26 00:32:49,344 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-26 00:32:49,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-26 00:32:49,344 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2022-11-26 00:32:49,344 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2022-11-26 00:32:49,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-26 00:32:49,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-26 00:32:49,344 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2022-11-26 00:32:49,344 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2022-11-26 00:32:50,447 INFO L235 CfgBuilder]: Building ICFG [2022-11-26 00:32:50,454 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-26 00:32:50,996 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-26 00:32:53,221 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint switch_break: call #t~mem1252#1.base, #t~mem1252#1.offset := read~$Pointer$(~sc#1.base, 141 + ~sc#1.offset, 8); [2022-11-26 00:32:53,222 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L12895: SUMMARY for call lmc_trace(#t~mem1252#1.base, #t~mem1252#1.offset, 129, 0); srcloc: null [2022-11-26 00:32:53,222 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L12895-1: havoc #t~mem1252#1.base, #t~mem1252#1.offset; [2022-11-26 00:32:58,523 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-26 00:32:58,721 INFO L276 CfgBuilder]: Performing block encoding [2022-11-26 00:33:00,820 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-26 00:33:00,820 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-26 00:33:00,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:33:00 BoogieIcfgContainer [2022-11-26 00:33:00,828 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-26 00:33:00,834 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-26 00:33:00,834 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-26 00:33:00,838 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-26 00:33:00,838 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:32:42" (1/3) ... [2022-11-26 00:33:00,839 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65128736 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:33:00, skipping insertion in model container [2022-11-26 00:33:00,840 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:32:48" (2/3) ... [2022-11-26 00:33:00,841 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65128736 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:33:00, skipping insertion in model container [2022-11-26 00:33:00,842 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:33:00" (3/3) ... [2022-11-26 00:33:00,843 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i [2022-11-26 00:33:00,868 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-26 00:33:00,869 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-26 00:33:01,016 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-26 00:33:01,028 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;@2e941a42, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-26 00:33:01,029 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-26 00:33:01,046 INFO L276 IsEmpty]: Start isEmpty. Operand has 2010 states, 1113 states have (on average 1.311769991015274) internal successors, (1460), 1181 states have internal predecessors, (1460), 777 states have call successors, (777), 120 states have call predecessors, (777), 119 states have return successors, (770), 727 states have call predecessors, (770), 770 states have call successors, (770) [2022-11-26 00:33:01,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2022-11-26 00:33:01,112 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:33:01,113 INFO L195 NwaCegarLoop]: trace histogram [16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:33:01,113 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:33:01,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:33:01,120 INFO L85 PathProgramCache]: Analyzing trace with hash -2012234851, now seen corresponding path program 1 times [2022-11-26 00:33:01,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:33:01,133 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281978706] [2022-11-26 00:33:01,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:33:01,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:33:01,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:33:02,427 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2022-11-26 00:33:02,428 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:33:02,428 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281978706] [2022-11-26 00:33:02,429 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [281978706] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:33:02,431 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:33:02,432 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:33:02,435 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379796152] [2022-11-26 00:33:02,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:33:02,444 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:33:02,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:33:02,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:33:02,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:33:02,511 INFO L87 Difference]: Start difference. First operand has 2010 states, 1113 states have (on average 1.311769991015274) internal successors, (1460), 1181 states have internal predecessors, (1460), 777 states have call successors, (777), 120 states have call predecessors, (777), 119 states have return successors, (770), 727 states have call predecessors, (770), 770 states have call successors, (770) Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-11-26 00:33:07,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:33:07,954 INFO L93 Difference]: Finished difference Result 5785 states and 8722 transitions. [2022-11-26 00:33:07,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:33:07,957 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 189 [2022-11-26 00:33:07,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:33:08,008 INFO L225 Difference]: With dead ends: 5785 [2022-11-26 00:33:08,009 INFO L226 Difference]: Without dead ends: 3746 [2022-11-26 00:33:08,031 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:33:08,034 INFO L413 NwaCegarLoop]: 3409 mSDtfsCounter, 2683 mSDsluCounter, 2606 mSDsCounter, 0 mSdLazyCounter, 761 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2683 SdHoareTripleChecker+Valid, 6015 SdHoareTripleChecker+Invalid, 778 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 761 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2022-11-26 00:33:08,035 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2683 Valid, 6015 Invalid, 778 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [17 Valid, 761 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2022-11-26 00:33:08,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3746 states. [2022-11-26 00:33:08,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3746 to 3743. [2022-11-26 00:33:08,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3743 states, 2102 states have (on average 1.30732635585157) internal successors, (2748), 2233 states have internal predecessors, (2748), 1413 states have call successors, (1413), 227 states have call predecessors, (1413), 227 states have return successors, (1413), 1327 states have call predecessors, (1413), 1413 states have call successors, (1413) [2022-11-26 00:33:08,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3743 states to 3743 states and 5574 transitions. [2022-11-26 00:33:08,515 INFO L78 Accepts]: Start accepts. Automaton has 3743 states and 5574 transitions. Word has length 189 [2022-11-26 00:33:08,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:33:08,520 INFO L495 AbstractCegarLoop]: Abstraction has 3743 states and 5574 transitions. [2022-11-26 00:33:08,521 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2022-11-26 00:33:08,521 INFO L276 IsEmpty]: Start isEmpty. Operand 3743 states and 5574 transitions. [2022-11-26 00:33:08,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2022-11-26 00:33:08,559 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:33:08,559 INFO L195 NwaCegarLoop]: trace histogram [16, 15, 15, 15, 15, 15, 15, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:33:08,560 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-26 00:33:08,560 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:33:08,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:33:08,561 INFO L85 PathProgramCache]: Analyzing trace with hash 1240449862, now seen corresponding path program 1 times [2022-11-26 00:33:08,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:33:08,562 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064239529] [2022-11-26 00:33:08,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:33:08,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:33:08,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:33:09,052 INFO L134 CoverageAnalysis]: Checked inductivity of 876 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 876 trivial. 0 not checked. [2022-11-26 00:33:09,053 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:33:09,053 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1064239529] [2022-11-26 00:33:09,053 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1064239529] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:33:09,053 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:33:09,053 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:33:09,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80685295] [2022-11-26 00:33:09,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:33:09,057 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:33:09,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:33:09,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:33:09,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:33:09,058 INFO L87 Difference]: Start difference. First operand 3743 states and 5574 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-26 00:33:11,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:33:13,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:33:13,542 INFO L93 Difference]: Finished difference Result 10501 states and 15613 transitions. [2022-11-26 00:33:13,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:33:13,544 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 238 [2022-11-26 00:33:13,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:33:13,613 INFO L225 Difference]: With dead ends: 10501 [2022-11-26 00:33:13,613 INFO L226 Difference]: Without dead ends: 6789 [2022-11-26 00:33:13,647 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:33:13,649 INFO L413 NwaCegarLoop]: 3247 mSDtfsCounter, 2383 mSDsluCounter, 2558 mSDsCounter, 0 mSdLazyCounter, 741 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2383 SdHoareTripleChecker+Valid, 5805 SdHoareTripleChecker+Invalid, 749 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 741 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-11-26 00:33:13,649 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2383 Valid, 5805 Invalid, 749 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 741 Invalid, 1 Unknown, 0 Unchecked, 3.9s Time] [2022-11-26 00:33:13,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6789 states. [2022-11-26 00:33:14,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6789 to 6780. [2022-11-26 00:33:14,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6780 states, 3823 states have (on average 1.3055192257389485) internal successors, (4991), 4069 states have internal predecessors, (4991), 2520 states have call successors, (2520), 436 states have call predecessors, (2520), 436 states have return successors, (2556), 2349 states have call predecessors, (2556), 2520 states have call successors, (2556) [2022-11-26 00:33:14,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6780 states to 6780 states and 10067 transitions. [2022-11-26 00:33:14,177 INFO L78 Accepts]: Start accepts. Automaton has 6780 states and 10067 transitions. Word has length 238 [2022-11-26 00:33:14,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:33:14,178 INFO L495 AbstractCegarLoop]: Abstraction has 6780 states and 10067 transitions. [2022-11-26 00:33:14,179 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-26 00:33:14,179 INFO L276 IsEmpty]: Start isEmpty. Operand 6780 states and 10067 transitions. [2022-11-26 00:33:14,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2022-11-26 00:33:14,198 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:33:14,199 INFO L195 NwaCegarLoop]: trace histogram [16, 15, 15, 15, 15, 15, 15, 5, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:33:14,199 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-26 00:33:14,199 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:33:14,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:33:14,212 INFO L85 PathProgramCache]: Analyzing trace with hash -1583626280, now seen corresponding path program 1 times [2022-11-26 00:33:14,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:33:14,212 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094922711] [2022-11-26 00:33:14,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:33:14,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:33:14,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:33:14,682 INFO L134 CoverageAnalysis]: Checked inductivity of 896 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 896 trivial. 0 not checked. [2022-11-26 00:33:14,682 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:33:14,683 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1094922711] [2022-11-26 00:33:14,683 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1094922711] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:33:14,683 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:33:14,683 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:33:14,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200542159] [2022-11-26 00:33:14,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:33:14,685 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:33:14,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:33:14,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:33:14,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:33:14,689 INFO L87 Difference]: Start difference. First operand 6780 states and 10067 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-11-26 00:33:19,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-26 00:33:19,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:33:19,595 INFO L93 Difference]: Finished difference Result 19762 states and 29366 transitions. [2022-11-26 00:33:19,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:33:19,596 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 248 [2022-11-26 00:33:19,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:33:19,760 INFO L225 Difference]: With dead ends: 19762 [2022-11-26 00:33:19,760 INFO L226 Difference]: Without dead ends: 13013 [2022-11-26 00:33:19,822 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:33:19,827 INFO L413 NwaCegarLoop]: 3310 mSDtfsCounter, 2690 mSDsluCounter, 2585 mSDsCounter, 0 mSdLazyCounter, 711 mSolverCounterSat, 6 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2690 SdHoareTripleChecker+Valid, 5895 SdHoareTripleChecker+Invalid, 718 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 711 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2022-11-26 00:33:19,830 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2690 Valid, 5895 Invalid, 718 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 711 Invalid, 1 Unknown, 0 Unchecked, 4.0s Time] [2022-11-26 00:33:19,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13013 states. [2022-11-26 00:33:20,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13013 to 13003. [2022-11-26 00:33:21,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13003 states, 7297 states have (on average 1.3031382760038372) internal successors, (9509), 7781 states have internal predecessors, (9509), 4853 states have call successors, (4853), 852 states have call predecessors, (4853), 852 states have return successors, (4962), 4503 states have call predecessors, (4962), 4853 states have call successors, (4962) [2022-11-26 00:33:21,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13003 states to 13003 states and 19324 transitions. [2022-11-26 00:33:21,199 INFO L78 Accepts]: Start accepts. Automaton has 13003 states and 19324 transitions. Word has length 248 [2022-11-26 00:33:21,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:33:21,201 INFO L495 AbstractCegarLoop]: Abstraction has 13003 states and 19324 transitions. [2022-11-26 00:33:21,203 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), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-11-26 00:33:21,203 INFO L276 IsEmpty]: Start isEmpty. Operand 13003 states and 19324 transitions. [2022-11-26 00:33:21,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2022-11-26 00:33:21,232 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:33:21,232 INFO L195 NwaCegarLoop]: trace histogram [19, 15, 15, 15, 15, 15, 15, 5, 5, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:33:21,233 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-26 00:33:21,233 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:33:21,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:33:21,234 INFO L85 PathProgramCache]: Analyzing trace with hash -1764512402, now seen corresponding path program 1 times [2022-11-26 00:33:21,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:33:21,235 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1988039943] [2022-11-26 00:33:21,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:33:21,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:33:21,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:33:21,788 INFO L134 CoverageAnalysis]: Checked inductivity of 1005 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1002 trivial. 0 not checked. [2022-11-26 00:33:21,789 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:33:21,789 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1988039943] [2022-11-26 00:33:21,789 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1988039943] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:33:21,789 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:33:21,790 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:33:21,790 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033687643] [2022-11-26 00:33:21,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:33:21,791 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:33:21,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:33:21,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:33:21,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:33:21,792 INFO L87 Difference]: Start difference. First operand 13003 states and 19324 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2022-11-26 00:33:27,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:33:27,109 INFO L93 Difference]: Finished difference Result 32121 states and 47771 transitions. [2022-11-26 00:33:27,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:33:27,110 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), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 238 [2022-11-26 00:33:27,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:33:27,287 INFO L225 Difference]: With dead ends: 32121 [2022-11-26 00:33:27,287 INFO L226 Difference]: Without dead ends: 19149 [2022-11-26 00:33:27,386 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:33:27,387 INFO L413 NwaCegarLoop]: 4897 mSDtfsCounter, 2630 mSDsluCounter, 2536 mSDsCounter, 0 mSdLazyCounter, 1057 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2630 SdHoareTripleChecker+Valid, 7433 SdHoareTripleChecker+Invalid, 1072 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 1057 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2022-11-26 00:33:27,388 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2630 Valid, 7433 Invalid, 1072 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 1057 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2022-11-26 00:33:27,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19149 states. [2022-11-26 00:33:28,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19149 to 19143. [2022-11-26 00:33:28,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19143 states, 10753 states have (on average 1.3029852134288105) internal successors, (14011), 11473 states have internal predecessors, (14011), 7133 states have call successors, (7133), 1256 states have call predecessors, (7133), 1256 states have return successors, (7284), 6609 states have call predecessors, (7284), 7133 states have call successors, (7284) [2022-11-26 00:33:29,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19143 states to 19143 states and 28428 transitions. [2022-11-26 00:33:29,027 INFO L78 Accepts]: Start accepts. Automaton has 19143 states and 28428 transitions. Word has length 238 [2022-11-26 00:33:29,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:33:29,029 INFO L495 AbstractCegarLoop]: Abstraction has 19143 states and 28428 transitions. [2022-11-26 00:33:29,029 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), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2022-11-26 00:33:29,029 INFO L276 IsEmpty]: Start isEmpty. Operand 19143 states and 28428 transitions. [2022-11-26 00:33:29,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2022-11-26 00:33:29,056 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:33:29,057 INFO L195 NwaCegarLoop]: trace histogram [16, 15, 15, 15, 15, 15, 15, 12, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:33:29,057 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-26 00:33:29,057 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:33:29,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:33:29,058 INFO L85 PathProgramCache]: Analyzing trace with hash -1272291541, now seen corresponding path program 1 times [2022-11-26 00:33:29,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:33:29,059 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766321519] [2022-11-26 00:33:29,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:33:29,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:33:29,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:33:29,722 INFO L134 CoverageAnalysis]: Checked inductivity of 1016 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1016 trivial. 0 not checked. [2022-11-26 00:33:29,722 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:33:29,723 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766321519] [2022-11-26 00:33:29,723 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1766321519] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:33:29,723 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:33:29,723 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:33:29,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103038002] [2022-11-26 00:33:29,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:33:29,724 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:33:29,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:33:29,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:33:29,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:33:29,726 INFO L87 Difference]: Start difference. First operand 19143 states and 28428 transitions. Second operand has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2022-11-26 00:33:34,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:33:34,725 INFO L93 Difference]: Finished difference Result 56423 states and 83743 transitions. [2022-11-26 00:33:34,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:33:34,727 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) Word has length 328 [2022-11-26 00:33:34,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:33:35,133 INFO L225 Difference]: With dead ends: 56423 [2022-11-26 00:33:35,133 INFO L226 Difference]: Without dead ends: 37311 [2022-11-26 00:33:35,263 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:33:35,264 INFO L413 NwaCegarLoop]: 3530 mSDtfsCounter, 2843 mSDsluCounter, 2531 mSDsCounter, 0 mSdLazyCounter, 726 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2843 SdHoareTripleChecker+Valid, 6061 SdHoareTripleChecker+Invalid, 728 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 726 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-11-26 00:33:35,267 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2843 Valid, 6061 Invalid, 728 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 726 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-11-26 00:33:35,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37311 states. [2022-11-26 00:33:37,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37311 to 37253. [2022-11-26 00:33:38,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37253 states, 20921 states have (on average 1.3041919602313465) internal successors, (27285), 22357 states have internal predecessors, (27285), 13855 states have call successors, (13855), 2476 states have call predecessors, (13855), 2476 states have return successors, (14152), 12799 states have call predecessors, (14152), 13855 states have call successors, (14152) [2022-11-26 00:33:38,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37253 states to 37253 states and 55292 transitions. [2022-11-26 00:33:38,530 INFO L78 Accepts]: Start accepts. Automaton has 37253 states and 55292 transitions. Word has length 328 [2022-11-26 00:33:38,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:33:38,532 INFO L495 AbstractCegarLoop]: Abstraction has 37253 states and 55292 transitions. [2022-11-26 00:33:38,532 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2022-11-26 00:33:38,532 INFO L276 IsEmpty]: Start isEmpty. Operand 37253 states and 55292 transitions. [2022-11-26 00:33:38,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2022-11-26 00:33:38,610 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:33:38,610 INFO L195 NwaCegarLoop]: trace histogram [17, 15, 15, 15, 15, 15, 15, 12, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:33:38,610 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-26 00:33:38,611 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:33:38,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:33:38,612 INFO L85 PathProgramCache]: Analyzing trace with hash -1679197689, now seen corresponding path program 1 times [2022-11-26 00:33:38,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:33:38,612 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244729832] [2022-11-26 00:33:38,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:33:38,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:33:39,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:33:39,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1062 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 1051 trivial. 0 not checked. [2022-11-26 00:33:39,359 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:33:39,359 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [244729832] [2022-11-26 00:33:39,359 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [244729832] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:33:39,360 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:33:39,360 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-26 00:33:39,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441948885] [2022-11-26 00:33:39,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:33:39,362 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-26 00:33:39,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:33:39,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-26 00:33:39,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:33:39,363 INFO L87 Difference]: Start difference. First operand 37253 states and 55292 transitions. Second operand has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-11-26 00:33:46,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:33:46,701 INFO L93 Difference]: Finished difference Result 111661 states and 165724 transitions. [2022-11-26 00:33:46,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-26 00:33:46,702 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 350 [2022-11-26 00:33:46,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:33:47,760 INFO L225 Difference]: With dead ends: 111661 [2022-11-26 00:33:47,761 INFO L226 Difference]: Without dead ends: 74439 [2022-11-26 00:33:48,106 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-26 00:33:48,108 INFO L413 NwaCegarLoop]: 3747 mSDtfsCounter, 2870 mSDsluCounter, 2583 mSDsCounter, 0 mSdLazyCounter, 779 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2870 SdHoareTripleChecker+Valid, 6330 SdHoareTripleChecker+Invalid, 783 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 779 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-11-26 00:33:48,109 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2870 Valid, 6330 Invalid, 783 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 779 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-11-26 00:33:48,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74439 states. [2022-11-26 00:33:53,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74439 to 74389. [2022-11-26 00:33:53,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74389 states, 41765 states have (on average 1.30360349575003) internal successors, (54445), 44673 states have internal predecessors, (54445), 27671 states have call successors, (27671), 4952 states have call predecessors, (27671), 4952 states have return successors, (28265), 25523 states have call predecessors, (28265), 27671 states have call successors, (28265) [2022-11-26 00:33:54,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74389 states to 74389 states and 110381 transitions. [2022-11-26 00:33:54,612 INFO L78 Accepts]: Start accepts. Automaton has 74389 states and 110381 transitions. Word has length 350 [2022-11-26 00:33:54,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-26 00:33:54,613 INFO L495 AbstractCegarLoop]: Abstraction has 74389 states and 110381 transitions. [2022-11-26 00:33:54,613 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (52), 2 states have call predecessors, (52), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2022-11-26 00:33:54,613 INFO L276 IsEmpty]: Start isEmpty. Operand 74389 states and 110381 transitions. [2022-11-26 00:33:54,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2022-11-26 00:33:54,725 INFO L187 NwaCegarLoop]: Found error trace [2022-11-26 00:33:54,725 INFO L195 NwaCegarLoop]: trace histogram [21, 15, 15, 15, 15, 15, 15, 9, 9, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-26 00:33:54,726 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-26 00:33:54,726 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-26 00:33:54,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-26 00:33:54,727 INFO L85 PathProgramCache]: Analyzing trace with hash 872115786, now seen corresponding path program 1 times [2022-11-26 00:33:54,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-26 00:33:54,727 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569680802] [2022-11-26 00:33:54,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-26 00:33:54,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-26 00:33:54,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-26 00:34:01,087 INFO L134 CoverageAnalysis]: Checked inductivity of 1193 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1193 trivial. 0 not checked. [2022-11-26 00:34:01,088 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-26 00:34:01,088 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569680802] [2022-11-26 00:34:01,088 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [569680802] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-26 00:34:01,088 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-26 00:34:01,088 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-26 00:34:01,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703372561] [2022-11-26 00:34:01,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-26 00:34:01,089 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-26 00:34:01,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-26 00:34:01,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-26 00:34:01,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-26 00:34:01,092 INFO L87 Difference]: Start difference. First operand 74389 states and 110381 transitions. Second operand has 6 states, 5 states have (on average 16.4) internal successors, (82), 5 states have internal predecessors, (82), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2022-11-26 00:34:21,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-26 00:34:21,533 INFO L93 Difference]: Finished difference Result 128959 states and 191594 transitions. [2022-11-26 00:34:21,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-26 00:34:21,533 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 16.4) internal successors, (82), 5 states have internal predecessors, (82), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) Word has length 300 [2022-11-26 00:34:21,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-26 00:34:23,063 INFO L225 Difference]: With dead ends: 128959 [2022-11-26 00:34:23,064 INFO L226 Difference]: Without dead ends: 128957 [2022-11-26 00:34:23,130 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-26 00:34:23,131 INFO L413 NwaCegarLoop]: 3501 mSDtfsCounter, 2210 mSDsluCounter, 11878 mSDsCounter, 0 mSdLazyCounter, 3333 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2211 SdHoareTripleChecker+Valid, 15379 SdHoareTripleChecker+Invalid, 3336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 3333 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.6s IncrementalHoareTripleChecker+Time [2022-11-26 00:34:23,131 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2211 Valid, 15379 Invalid, 3336 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 3333 Invalid, 0 Unknown, 0 Unchecked, 11.6s Time] [2022-11-26 00:34:23,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128957 states.