Dec 12 00:58:16.398 INFO checking PaulGrandperrin/playground against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 00:58:16.398 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 12 00:58:16.703 INFO [stdout] 70439e34c08f11d8fdfb52ef8f23801021d87ea50701ec0bd2ffd3a98342e2cc
Dec 12 00:58:16.706 INFO running `"docker" "start" "-a" "70439e34c08f11d8fdfb52ef8f23801021d87ea50701ec0bd2ffd3a98342e2cc"`
Dec 12 00:58:17.156 INFO [stderr] usermod: no changes
Dec 12 00:58:17.269 INFO [stderr]    Compiling num-traits v0.2.6
Dec 12 00:58:17.274 INFO [stderr]     Checking bincode v1.0.1
Dec 12 00:58:20.214 INFO [stderr]     Checking num-integer v0.1.39
Dec 12 00:58:20.214 INFO [stderr]     Checking num-complex v0.2.1
Dec 12 00:58:21.168 INFO [stderr]     Checking num-bigint v0.2.1
Dec 12 00:58:21.168 INFO [stderr]     Checking num-iter v0.1.37
Dec 12 00:58:23.569 INFO [stderr]     Checking num-rational v0.2.1
Dec 12 00:58:24.272 INFO [stderr]     Checking num v0.2.0
Dec 12 00:58:24.641 INFO [stderr]     Checking playground v0.1.0 (/source)
Dec 12 00:58:26.569 INFO [stderr] warning: unused import: `itertools::Itertools`
Dec 12 00:58:26.569 INFO [stderr]  --> src/algorithm.rs:4:5
Dec 12 00:58:26.569 INFO [stderr]   |
Dec 12 00:58:26.569 INFO [stderr] 4 | use itertools::Itertools;
Dec 12 00:58:26.569 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 12 00:58:26.569 INFO [stderr]   |
Dec 12 00:58:26.569 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 00:58:26.569 INFO [stderr] 
Dec 12 00:58:26.569 INFO [stderr] warning: unused import: `crate::common::ConstObjType`
Dec 12 00:58:26.569 INFO [stderr]  --> src/context.rs:2:5
Dec 12 00:58:26.569 INFO [stderr]   |
Dec 12 00:58:26.569 INFO [stderr] 2 | use crate::common::ConstObjType;
Dec 12 00:58:26.569 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:58:26.569 INFO [stderr] 
Dec 12 00:58:26.569 INFO [stderr] warning: unused import: `crate::non_volatile::object::object_type::ObjectType`
Dec 12 00:58:26.569 INFO [stderr]  --> src/context.rs:5:5
Dec 12 00:58:26.570 INFO [stderr]   |
Dec 12 00:58:26.570 INFO [stderr] 5 | use crate::non_volatile::object::object_type::ObjectType;
Dec 12 00:58:26.570 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:58:26.570 INFO [stderr] 
Dec 12 00:58:26.570 INFO [stderr] warning: unused imports: `LeafType`, `Node`
Dec 12 00:58:26.571 INFO [stderr]  --> src/context.rs:6:51
Dec 12 00:58:26.571 INFO [stderr]   |
Dec 12 00:58:26.571 INFO [stderr] 6 | use crate::non_volatile::object::tree::{LeafNode, LeafType, Node, NodeEntry};
Dec 12 00:58:26.571 INFO [stderr]   |                                                   ^^^^^^^^  ^^^^
Dec 12 00:58:26.571 INFO [stderr] 
Dec 12 00:58:26.572 INFO [stderr] warning: unused import: `std::rc::Rc`
Dec 12 00:58:26.572 INFO [stderr]   --> src/context.rs:10:5
Dec 12 00:58:26.572 INFO [stderr]    |
Dec 12 00:58:26.572 INFO [stderr] 10 | use std::rc::Rc;
Dec 12 00:58:26.573 INFO [stderr]    |     ^^^^^^^^^^^
Dec 12 00:58:26.573 INFO [stderr] 
Dec 12 00:58:26.573 INFO [stderr] warning: unused import: `std::borrow::Borrow`
Dec 12 00:58:26.573 INFO [stderr]  --> src/non_volatile/object/any_rc_object.rs:6:5
Dec 12 00:58:26.574 INFO [stderr]   |
Dec 12 00:58:26.574 INFO [stderr] 6 | use std::borrow::Borrow;
Dec 12 00:58:26.574 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 12 00:58:26.574 INFO [stderr] 
Dec 12 00:58:26.580 INFO [stderr] warning: unused import: `TryInto`
Dec 12 00:58:26.580 INFO [stderr]  --> src/non_volatile/object/any_rc_object.rs:7:29
Dec 12 00:58:26.580 INFO [stderr]   |
Dec 12 00:58:26.580 INFO [stderr] 7 | use std::convert::{TryFrom, TryInto};
Dec 12 00:58:26.580 INFO [stderr]   |                             ^^^^^^^
Dec 12 00:58:26.580 INFO [stderr] 
Dec 12 00:58:26.581 INFO [stderr] warning: unused imports: `BufMut`, `Buf`
Dec 12 00:58:26.581 INFO [stderr]  --> src/non_volatile/object/object_pointer.rs:6:13
Dec 12 00:58:26.581 INFO [stderr]   |
Dec 12 00:58:26.581 INFO [stderr] 6 | use bytes::{Buf, BufMut};
Dec 12 00:58:26.581 INFO [stderr]   |             ^^^  ^^^^^^
Dec 12 00:58:26.581 INFO [stderr] 
Dec 12 00:58:26.581 INFO [stderr] warning: unused import: `std::io::Cursor`
Dec 12 00:58:26.581 INFO [stderr]  --> src/non_volatile/object/object_pointer.rs:7:5
Dec 12 00:58:26.581 INFO [stderr]   |
Dec 12 00:58:26.581 INFO [stderr] 7 | use std::io::Cursor;
Dec 12 00:58:26.581 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 12 00:58:26.581 INFO [stderr] 
Dec 12 00:58:26.582 INFO [stderr] warning: unused imports: `Deserialize`, `Deserializer`, `SeqAccess`, `Visitor`, `self`
Dec 12 00:58:26.582 INFO [stderr]  --> src/non_volatile/object/tree/internal_node.rs:3:17
Dec 12 00:58:26.582 INFO [stderr]   |
Dec 12 00:58:26.582 INFO [stderr] 3 | use serde::de::{self, Deserialize, Deserializer, SeqAccess, Visitor};
Dec 12 00:58:26.582 INFO [stderr]   |                 ^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^  ^^^^^^^
Dec 12 00:58:26.582 INFO [stderr] 
Dec 12 00:58:26.582 INFO [stderr] warning: unused imports: `SerializeStruct`, `Serialize`, `Serializer`
Dec 12 00:58:26.582 INFO [stderr]  --> src/non_volatile/object/tree/internal_node.rs:4:18
Dec 12 00:58:26.582 INFO [stderr]   |
Dec 12 00:58:26.582 INFO [stderr] 4 | use serde::ser::{Serialize, SerializeStruct, Serializer};
Dec 12 00:58:26.582 INFO [stderr]   |                  ^^^^^^^^^  ^^^^^^^^^^^^^^^  ^^^^^^^^^^
Dec 12 00:58:26.582 INFO [stderr] 
Dec 12 00:58:26.582 INFO [stderr] warning: unused import: `super::super::object_type::ObjectType`
Dec 12 00:58:26.582 INFO [stderr]  --> src/non_volatile/object/tree/leaf_node.rs:1:5
Dec 12 00:58:26.582 INFO [stderr]   |
Dec 12 00:58:26.582 INFO [stderr] 1 | use super::super::object_type::ObjectType;
Dec 12 00:58:26.582 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:58:26.582 INFO [stderr] 
Dec 12 00:58:26.582 INFO [stderr] warning: unused import: `std::fmt`
Dec 12 00:58:26.582 INFO [stderr]  --> src/non_volatile/object/tree/leaf_node.rs:4:5
Dec 12 00:58:26.582 INFO [stderr]   |
Dec 12 00:58:26.582 INFO [stderr] 4 | use std::fmt;
Dec 12 00:58:26.582 INFO [stderr]   |     ^^^^^^^^
Dec 12 00:58:26.582 INFO [stderr] 
Dec 12 00:58:26.582 INFO [stderr] warning: unused import: `std::mem`
Dec 12 00:58:26.582 INFO [stderr]  --> src/non_volatile/object/tree/leaf_node.rs:5:5
Dec 12 00:58:26.582 INFO [stderr]   |
Dec 12 00:58:26.582 INFO [stderr] 5 | use std::mem;
Dec 12 00:58:26.582 INFO [stderr]   |     ^^^^^^^^
Dec 12 00:58:26.582 INFO [stderr] 
Dec 12 00:58:26.582 INFO [stderr] warning: unused imports: `Deserialize`, `Deserializer`, `SeqAccess`, `Visitor`, `self`
Dec 12 00:58:26.582 INFO [stderr]  --> src/non_volatile/object/tree/leaf_node.rs:7:17
Dec 12 00:58:26.582 INFO [stderr]   |
Dec 12 00:58:26.582 INFO [stderr] 7 | use serde::de::{self, Deserialize, Deserializer, SeqAccess, Visitor};
Dec 12 00:58:26.582 INFO [stderr]   |                 ^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^  ^^^^^^^
Dec 12 00:58:26.582 INFO [stderr] 
Dec 12 00:58:26.582 INFO [stderr] warning: unused imports: `SerializeStruct`, `Serialize`, `Serializer`
Dec 12 00:58:26.583 INFO [stderr]  --> src/non_volatile/object/tree/leaf_node.rs:8:18
Dec 12 00:58:26.583 INFO [stderr]   |
Dec 12 00:58:26.583 INFO [stderr] 8 | use serde::ser::{Serialize, SerializeStruct, Serializer};
Dec 12 00:58:26.583 INFO [stderr]   |                  ^^^^^^^^^  ^^^^^^^^^^^^^^^  ^^^^^^^^^^
Dec 12 00:58:26.583 INFO [stderr] 
Dec 12 00:58:26.583 INFO [stderr] warning: unused imports: `BufMut`, `Buf`
Dec 12 00:58:26.583 INFO [stderr]  --> src/non_volatile/object/uberblock.rs:4:13
Dec 12 00:58:26.583 INFO [stderr]   |
Dec 12 00:58:26.583 INFO [stderr] 4 | use bytes::{Buf, BufMut};
Dec 12 00:58:26.583 INFO [stderr]   |             ^^^  ^^^^^^
Dec 12 00:58:26.583 INFO [stderr] 
Dec 12 00:58:26.583 INFO [stderr] warning: unused import: `failure::format_err`
Dec 12 00:58:26.583 INFO [stderr]  --> src/non_volatile/object/uberblock.rs:5:5
Dec 12 00:58:26.583 INFO [stderr]   |
Dec 12 00:58:26.583 INFO [stderr] 5 | use failure::format_err;
Dec 12 00:58:26.583 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 12 00:58:26.583 INFO [stderr] 
Dec 12 00:58:26.583 INFO [stderr] warning: unused import: `std::io::Cursor`
Dec 12 00:58:26.583 INFO [stderr]  --> src/non_volatile/object/uberblock.rs:7:5
Dec 12 00:58:26.583 INFO [stderr]   |
Dec 12 00:58:26.583 INFO [stderr] 7 | use std::io::Cursor;
Dec 12 00:58:26.583 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 12 00:58:26.583 INFO [stderr] 
Dec 12 00:58:26.583 INFO [stderr] warning: unused import: `std::mem`
Dec 12 00:58:26.583 INFO [stderr]  --> src/non_volatile/object/uberblock.rs:8:5
Dec 12 00:58:26.583 INFO [stderr]   |
Dec 12 00:58:26.583 INFO [stderr] 8 | use std::mem;
Dec 12 00:58:26.583 INFO [stderr]   |     ^^^^^^^^
Dec 12 00:58:26.583 INFO [stderr] 
Dec 12 00:58:26.816 INFO [stderr] warning: unused import: `itertools::Itertools`
Dec 12 00:58:26.816 INFO [stderr]  --> src/algorithm.rs:4:5
Dec 12 00:58:26.816 INFO [stderr]   |
Dec 12 00:58:26.816 INFO [stderr] 4 | use itertools::Itertools;
Dec 12 00:58:26.816 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 12 00:58:26.816 INFO [stderr]   |
Dec 12 00:58:26.816 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 00:58:26.816 INFO [stderr] 
Dec 12 00:58:26.816 INFO [stderr] warning: unused import: `crate::common::ConstObjType`
Dec 12 00:58:26.816 INFO [stderr]  --> src/context.rs:2:5
Dec 12 00:58:26.816 INFO [stderr]   |
Dec 12 00:58:26.816 INFO [stderr] 2 | use crate::common::ConstObjType;
Dec 12 00:58:26.816 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:58:26.816 INFO [stderr] 
Dec 12 00:58:26.816 INFO [stderr] warning: unused import: `crate::non_volatile::object::object_type::ObjectType`
Dec 12 00:58:26.816 INFO [stderr]  --> src/context.rs:5:5
Dec 12 00:58:26.816 INFO [stderr]   |
Dec 12 00:58:26.816 INFO [stderr] 5 | use crate::non_volatile::object::object_type::ObjectType;
Dec 12 00:58:26.817 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:58:26.817 INFO [stderr] 
Dec 12 00:58:26.817 INFO [stderr] warning: unused imports: `LeafType`, `Node`
Dec 12 00:58:26.817 INFO [stderr]  --> src/context.rs:6:51
Dec 12 00:58:26.817 INFO [stderr]   |
Dec 12 00:58:26.817 INFO [stderr] 6 | use crate::non_volatile::object::tree::{LeafNode, LeafType, Node, NodeEntry};
Dec 12 00:58:26.817 INFO [stderr]   |                                                   ^^^^^^^^  ^^^^
Dec 12 00:58:26.817 INFO [stderr] 
Dec 12 00:58:26.820 INFO [stderr] warning: unused import: `std::rc::Rc`
Dec 12 00:58:26.820 INFO [stderr]   --> src/context.rs:10:5
Dec 12 00:58:26.820 INFO [stderr]    |
Dec 12 00:58:26.820 INFO [stderr] 10 | use std::rc::Rc;
Dec 12 00:58:26.820 INFO [stderr]    |     ^^^^^^^^^^^
Dec 12 00:58:26.820 INFO [stderr] 
Dec 12 00:58:26.821 INFO [stderr] warning: unused import: `std::borrow::Borrow`
Dec 12 00:58:26.821 INFO [stderr]  --> src/non_volatile/object/any_rc_object.rs:6:5
Dec 12 00:58:26.821 INFO [stderr]   |
Dec 12 00:58:26.821 INFO [stderr] 6 | use std::borrow::Borrow;
Dec 12 00:58:26.821 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 12 00:58:26.821 INFO [stderr] 
Dec 12 00:58:26.821 INFO [stderr] warning: unused import: `TryInto`
Dec 12 00:58:26.821 INFO [stderr]  --> src/non_volatile/object/any_rc_object.rs:7:29
Dec 12 00:58:26.821 INFO [stderr]   |
Dec 12 00:58:26.821 INFO [stderr] 7 | use std::convert::{TryFrom, TryInto};
Dec 12 00:58:26.821 INFO [stderr]   |                             ^^^^^^^
Dec 12 00:58:26.821 INFO [stderr] 
Dec 12 00:58:26.821 INFO [stderr] warning: unused imports: `BufMut`, `Buf`
Dec 12 00:58:26.821 INFO [stderr]  --> src/non_volatile/object/object_pointer.rs:6:13
Dec 12 00:58:26.821 INFO [stderr]   |
Dec 12 00:58:26.821 INFO [stderr] 6 | use bytes::{Buf, BufMut};
Dec 12 00:58:26.821 INFO [stderr]   |             ^^^  ^^^^^^
Dec 12 00:58:26.821 INFO [stderr] 
Dec 12 00:58:26.821 INFO [stderr] warning: unused import: `std::io::Cursor`
Dec 12 00:58:26.821 INFO [stderr]  --> src/non_volatile/object/object_pointer.rs:7:5
Dec 12 00:58:26.821 INFO [stderr]   |
Dec 12 00:58:26.821 INFO [stderr] 7 | use std::io::Cursor;
Dec 12 00:58:26.821 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 12 00:58:26.821 INFO [stderr] 
Dec 12 00:58:26.822 INFO [stderr] warning: unused imports: `Deserialize`, `Deserializer`, `SeqAccess`, `Visitor`, `self`
Dec 12 00:58:26.822 INFO [stderr]  --> src/non_volatile/object/tree/internal_node.rs:3:17
Dec 12 00:58:26.822 INFO [stderr]   |
Dec 12 00:58:26.822 INFO [stderr] 3 | use serde::de::{self, Deserialize, Deserializer, SeqAccess, Visitor};
Dec 12 00:58:26.822 INFO [stderr]   |                 ^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^  ^^^^^^^
Dec 12 00:58:26.822 INFO [stderr] 
Dec 12 00:58:26.822 INFO [stderr] warning: unused imports: `SerializeStruct`, `Serialize`, `Serializer`
Dec 12 00:58:26.822 INFO [stderr]  --> src/non_volatile/object/tree/internal_node.rs:4:18
Dec 12 00:58:26.822 INFO [stderr]   |
Dec 12 00:58:26.822 INFO [stderr] 4 | use serde::ser::{Serialize, SerializeStruct, Serializer};
Dec 12 00:58:26.822 INFO [stderr]   |                  ^^^^^^^^^  ^^^^^^^^^^^^^^^  ^^^^^^^^^^
Dec 12 00:58:26.822 INFO [stderr] 
Dec 12 00:58:26.822 INFO [stderr] warning: unused import: `super::super::object_type::ObjectType`
Dec 12 00:58:26.822 INFO [stderr]  --> src/non_volatile/object/tree/leaf_node.rs:1:5
Dec 12 00:58:26.822 INFO [stderr]   |
Dec 12 00:58:26.823 INFO [stderr] 1 | use super::super::object_type::ObjectType;
Dec 12 00:58:26.823 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:58:26.823 INFO [stderr] 
Dec 12 00:58:26.823 INFO [stderr] warning: unused import: `std::fmt`
Dec 12 00:58:26.823 INFO [stderr]  --> src/non_volatile/object/tree/leaf_node.rs:4:5
Dec 12 00:58:26.823 INFO [stderr]   |
Dec 12 00:58:26.823 INFO [stderr] 4 | use std::fmt;
Dec 12 00:58:26.823 INFO [stderr]   |     ^^^^^^^^
Dec 12 00:58:26.823 INFO [stderr] 
Dec 12 00:58:26.823 INFO [stderr] warning: unused import: `std::mem`
Dec 12 00:58:26.823 INFO [stderr]  --> src/non_volatile/object/tree/leaf_node.rs:5:5
Dec 12 00:58:26.823 INFO [stderr]   |
Dec 12 00:58:26.823 INFO [stderr] 5 | use std::mem;
Dec 12 00:58:26.823 INFO [stderr]   |     ^^^^^^^^
Dec 12 00:58:26.823 INFO [stderr] 
Dec 12 00:58:26.823 INFO [stderr] warning: unused imports: `Deserialize`, `Deserializer`, `SeqAccess`, `Visitor`, `self`
Dec 12 00:58:26.823 INFO [stderr]  --> src/non_volatile/object/tree/leaf_node.rs:7:17
Dec 12 00:58:26.823 INFO [stderr]   |
Dec 12 00:58:26.823 INFO [stderr] 7 | use serde::de::{self, Deserialize, Deserializer, SeqAccess, Visitor};
Dec 12 00:58:26.823 INFO [stderr]   |                 ^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^  ^^^^^^^
Dec 12 00:58:26.823 INFO [stderr] 
Dec 12 00:58:26.823 INFO [stderr] warning: unused imports: `SerializeStruct`, `Serialize`, `Serializer`
Dec 12 00:58:26.824 INFO [stderr]  --> src/non_volatile/object/tree/leaf_node.rs:8:18
Dec 12 00:58:26.824 INFO [stderr]   |
Dec 12 00:58:26.824 INFO [stderr] 8 | use serde::ser::{Serialize, SerializeStruct, Serializer};
Dec 12 00:58:26.824 INFO [stderr]   |                  ^^^^^^^^^  ^^^^^^^^^^^^^^^  ^^^^^^^^^^
Dec 12 00:58:26.824 INFO [stderr] 
Dec 12 00:58:26.824 INFO [stderr] warning: unused imports: `BufMut`, `Buf`
Dec 12 00:58:26.824 INFO [stderr]  --> src/non_volatile/object/uberblock.rs:4:13
Dec 12 00:58:26.825 INFO [stderr]   |
Dec 12 00:58:26.825 INFO [stderr] 4 | use bytes::{Buf, BufMut};
Dec 12 00:58:26.825 INFO [stderr]   |             ^^^  ^^^^^^
Dec 12 00:58:26.825 INFO [stderr] 
Dec 12 00:58:26.825 INFO [stderr] warning: unused import: `failure::format_err`
Dec 12 00:58:26.825 INFO [stderr]  --> src/non_volatile/object/uberblock.rs:5:5
Dec 12 00:58:26.825 INFO [stderr]   |
Dec 12 00:58:26.825 INFO [stderr] 5 | use failure::format_err;
Dec 12 00:58:26.825 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 12 00:58:26.825 INFO [stderr] 
Dec 12 00:58:26.825 INFO [stderr] warning: unused import: `std::io::Cursor`
Dec 12 00:58:26.825 INFO [stderr]  --> src/non_volatile/object/uberblock.rs:7:5
Dec 12 00:58:26.825 INFO [stderr]   |
Dec 12 00:58:26.825 INFO [stderr] 7 | use std::io::Cursor;
Dec 12 00:58:26.825 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 12 00:58:26.825 INFO [stderr] 
Dec 12 00:58:26.825 INFO [stderr] warning: unused import: `std::mem`
Dec 12 00:58:26.825 INFO [stderr]  --> src/non_volatile/object/uberblock.rs:8:5
Dec 12 00:58:26.825 INFO [stderr]   |
Dec 12 00:58:26.825 INFO [stderr] 8 | use std::mem;
Dec 12 00:58:26.825 INFO [stderr]   |     ^^^^^^^^
Dec 12 00:58:26.825 INFO [stderr] 
Dec 12 00:58:27.212 INFO [stderr] warning: unused import: `crate::common::ConstObjType`
Dec 12 00:58:27.213 INFO [stderr]  --> src/non_volatile/manager.rs:7:5
Dec 12 00:58:27.213 INFO [stderr]   |
Dec 12 00:58:27.213 INFO [stderr] 7 | use crate::common::ConstObjType;
Dec 12 00:58:27.213 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:58:27.213 INFO [stderr] 
Dec 12 00:58:27.352 INFO [stderr] warning: unused import: `crate::common::ConstObjType`
Dec 12 00:58:27.352 INFO [stderr]  --> src/non_volatile/manager.rs:7:5
Dec 12 00:58:27.352 INFO [stderr]   |
Dec 12 00:58:27.352 INFO [stderr] 7 | use crate::common::ConstObjType;
Dec 12 00:58:27.352 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:58:27.352 INFO [stderr] 
Dec 12 00:58:27.400 INFO [stderr] warning: variable does not need to be mutable
Dec 12 00:58:27.400 INFO [stderr]   --> src/context.rs:71:13
Dec 12 00:58:27.400 INFO [stderr]    |
Dec 12 00:58:27.400 INFO [stderr] 71 |         let mut leaf = self
Dec 12 00:58:27.400 INFO [stderr]    |             ----^^^^
Dec 12 00:58:27.400 INFO [stderr]    |             |
Dec 12 00:58:27.400 INFO [stderr]    |             help: remove this `mut`
Dec 12 00:58:27.400 INFO [stderr]    |
Dec 12 00:58:27.400 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 12 00:58:27.400 INFO [stderr] 
Dec 12 00:58:27.416 INFO [stderr] warning: variable does not need to be mutable
Dec 12 00:58:27.416 INFO [stderr]   --> src/context.rs:71:13
Dec 12 00:58:27.416 INFO [stderr]    |
Dec 12 00:58:27.416 INFO [stderr] 71 |         let mut leaf = self
Dec 12 00:58:27.416 INFO [stderr]    |             ----^^^^
Dec 12 00:58:27.416 INFO [stderr]    |             |
Dec 12 00:58:27.417 INFO [stderr]    |             help: remove this `mut`
Dec 12 00:58:27.417 INFO [stderr]    |
Dec 12 00:58:27.417 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 12 00:58:27.417 INFO [stderr] 
Dec 12 00:58:27.572 INFO [stderr] warning: the feature `dbg_macro` has been stable since 1.32.0 and no longer requires an attribute to enable
Dec 12 00:58:27.572 INFO [stderr]  --> src/main.rs:5:5
Dec 12 00:58:27.572 INFO [stderr]   |
Dec 12 00:58:27.572 INFO [stderr] 5 |     dbg_macro,
Dec 12 00:58:27.572 INFO [stderr]   |     ^^^^^^^^^
Dec 12 00:58:27.572 INFO [stderr]   |
Dec 12 00:58:27.572 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 12 00:58:27.572 INFO [stderr] 
Dec 12 00:58:27.572 INFO [stderr] warning: unused return value of `non_volatile::block_device::file_backend::FileBackend::write` that must be used
Dec 12 00:58:27.572 INFO [stderr]   --> src/non_volatile/manager.rs:50:13
Dec 12 00:58:27.572 INFO [stderr]    |
Dec 12 00:58:27.572 INFO [stderr] 50 |             nv_blk_dev.write(i * Uberblock::RAW_SIZE as u64, &ub_raw);
Dec 12 00:58:27.572 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:58:27.572 INFO [stderr]    |
Dec 12 00:58:27.572 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 12 00:58:27.572 INFO [stderr] 
Dec 12 00:58:27.572 INFO [stderr] warning: unused return value of `non_volatile::block_device::file_backend::FileBackend::write` that must be used
Dec 12 00:58:27.572 INFO [stderr]    --> src/non_volatile/manager.rs:104:9
Dec 12 00:58:27.572 INFO [stderr]     |
Dec 12 00:58:27.572 INFO [stderr] 104 |         self.nv_blk_dev.write(ub_offset, &ub_raw);
Dec 12 00:58:27.572 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:58:27.572 INFO [stderr] 
Dec 12 00:58:27.572 INFO [stderr] warning: unused return value of `non_volatile::block_device::file_backend::FileBackend::write` that must be used
Dec 12 00:58:27.573 INFO [stderr]    --> src/non_volatile/manager.rs:155:9
Dec 12 00:58:27.573 INFO [stderr]     |
Dec 12 00:58:27.573 INFO [stderr] 155 |         nv_blk_dev.write(offset, &obj_raw);
Dec 12 00:58:27.573 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:58:27.573 INFO [stderr] 
Dec 12 00:58:27.740 INFO [stderr] warning: the feature `dbg_macro` has been stable since 1.32.0 and no longer requires an attribute to enable
Dec 12 00:58:27.740 INFO [stderr]  --> src/main.rs:5:5
Dec 12 00:58:27.740 INFO [stderr]   |
Dec 12 00:58:27.740 INFO [stderr] 5 |     dbg_macro,
Dec 12 00:58:27.740 INFO [stderr]   |     ^^^^^^^^^
Dec 12 00:58:27.740 INFO [stderr]   |
Dec 12 00:58:27.740 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 12 00:58:27.740 INFO [stderr] 
Dec 12 00:58:27.740 INFO [stderr] warning: unused return value of `non_volatile::block_device::file_backend::FileBackend::write` that must be used
Dec 12 00:58:27.740 INFO [stderr]   --> src/non_volatile/manager.rs:50:13
Dec 12 00:58:27.740 INFO [stderr]    |
Dec 12 00:58:27.740 INFO [stderr] 50 |             nv_blk_dev.write(i * Uberblock::RAW_SIZE as u64, &ub_raw);
Dec 12 00:58:27.740 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:58:27.740 INFO [stderr]    |
Dec 12 00:58:27.740 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 12 00:58:27.740 INFO [stderr] 
Dec 12 00:58:27.740 INFO [stderr] warning: unused return value of `non_volatile::block_device::file_backend::FileBackend::write` that must be used
Dec 12 00:58:27.740 INFO [stderr]    --> src/non_volatile/manager.rs:104:9
Dec 12 00:58:27.740 INFO [stderr]     |
Dec 12 00:58:27.741 INFO [stderr] 104 |         self.nv_blk_dev.write(ub_offset, &ub_raw);
Dec 12 00:58:27.741 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:58:27.741 INFO [stderr] 
Dec 12 00:58:27.741 INFO [stderr] warning: unused return value of `non_volatile::block_device::file_backend::FileBackend::write` that must be used
Dec 12 00:58:27.741 INFO [stderr]    --> src/non_volatile/manager.rs:155:9
Dec 12 00:58:27.741 INFO [stderr]     |
Dec 12 00:58:27.741 INFO [stderr] 155 |         nv_blk_dev.write(offset, &obj_raw);
Dec 12 00:58:27.741 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 00:58:27.741 INFO [stderr] 
Dec 12 00:58:27.782 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.60s
Dec 12 00:58:27.784 INFO [stderr] su: No module specific data is present
Dec 12 00:58:28.616 INFO running `"docker" "inspect" "70439e34c08f11d8fdfb52ef8f23801021d87ea50701ec0bd2ffd3a98342e2cc"`
Dec 12 00:58:28.780 INFO running `"docker" "rm" "-f" "70439e34c08f11d8fdfb52ef8f23801021d87ea50701ec0bd2ffd3a98342e2cc"`
Dec 12 00:58:29.010 INFO [stdout] 70439e34c08f11d8fdfb52ef8f23801021d87ea50701ec0bd2ffd3a98342e2cc