[INFO] cloning repository https://github.com/RoiuGit/crab-fs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RoiuGit/crab-fs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRoiuGit%2Fcrab-fs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRoiuGit%2Fcrab-fs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af6e091a3177082f7144a3ff728d7a9e4985afec
[INFO] checking RoiuGit/crab-fs against eca445e5ae4a6679cc27d3a09106ce245e13a5a6 for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRoiuGit%2Fcrab-fs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/RoiuGit/crab-fs
[INFO] finished tweaking git repo https://github.com/RoiuGit/crab-fs
[INFO] tweaked toml for git repo https://github.com/RoiuGit/crab-fs written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/RoiuGit/crab-fs on toolchain eca445e5ae4a6679cc27d3a09106ce245e13a5a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/RoiuGit/crab-fs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: unused manifest key: build
[INFO] [stderr] help: build is a valid .cargo/config.toml key
[INFO] [stderr] warning: `crab-fs` (manifest) generated 1 warning
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded time v0.1.45
[INFO] [stderr]   Downloaded thread-scoped v1.0.2
[INFO] [stderr]   Downloaded fuse v0.3.1
[INFO] [stderr]   Downloaded nix v0.17.0
[INFO] [stderr]   Downloaded cc v1.1.37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 68e9def9f4acc7512a5a0ef81923b8db070730f50c520f44573d47c5012f2a40
[INFO] running `Command { std: "docker" "start" "68e9def9f4acc7512a5a0ef81923b8db070730f50c520f44573d47c5012f2a40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68e9def9f4acc7512a5a0ef81923b8db070730f50c520f44573d47c5012f2a40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "68e9def9f4acc7512a5a0ef81923b8db070730f50c520f44573d47c5012f2a40" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68e9def9f4acc7512a5a0ef81923b8db070730f50c520f44573d47c5012f2a40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "68e9def9f4acc7512a5a0ef81923b8db070730f50c520f44573d47c5012f2a40" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: unused manifest key: build
[INFO] [stderr] help: build is a valid .cargo/config.toml key
[INFO] [stderr] warning: `crab-fs` (manifest) generated 1 warning
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling libc v0.2.162
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling serde v1.0.214
[INFO] [stderr]    Compiling fuse v0.3.1
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking anstream v0.6.18
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking thread-scoped v1.0.2
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking unty v0.0.4
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling serde_derive v1.0.214
[INFO] [stderr]     Checking ctrlc v3.4.5
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking env_filter v0.1.2
[INFO] [stderr]     Checking env_logger v0.11.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking bincode v2.0.1
[INFO] [stderr]     Checking crab-fs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `max`
[INFO] [stdout]  --> src/crab-fs/inode.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::cmp::{max, min};
[INFO] [stdout]   |                ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `max`
[INFO] [stdout]  --> src/crab-fs/inode.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::cmp::{max, min};
[INFO] [stdout]   |                ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]   --> src/crab-fs/filesystem.rs:20:24
[INFO] [stdout]    |
[INFO] [stdout] 20 |     io::{Cursor, Seek, Write},
[INFO] [stdout]    |                        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]   --> src/crab-fs/filesystem.rs:20:24
[INFO] [stdout]    |
[INFO] [stdout] 20 |     io::{Cursor, Seek, Write},
[INFO] [stdout]    |                        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `serialize_into` and `deserialize_from` are never used
[INFO] [stdout]   --> src/crab-fs/directory.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl Directory {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn serialize_into<W>(&self, w: &mut W) -> Result<(), Box<dyn Error>>
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     pub fn deserialize_from<R>(r: &mut R) -> Result<Self, Box<dyn Error>>
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `superblock_mut` and `groups` are never used
[INFO] [stdout]    --> src/crab-fs/filesystem.rs:167:8
[INFO] [stdout]     |
[INFO] [stdout]  48 | impl CrabFS {
[INFO] [stdout]     | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 167 |     fn superblock_mut(&mut self) -> &mut Superblock {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 171 |     fn groups(&self) -> &Vec<Group> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `group_offset` is never used
[INFO] [stdout]   --> src/crab-fs/util.rs:73:8
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub fn group_offset(offset: u64, blk_size: u32) -> (u64, u64) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/crab-fs/filesystem.rs:1619:17
[INFO] [stdout]      |
[INFO] [stdout] 1619 |             let mut fs = pt.open();
[INFO] [stdout]      |                 ----^^
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 help: remove this `mut`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `serialize_into` and `deserialize_from` are never used
[INFO] [stdout]   --> src/crab-fs/directory.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl Directory {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn serialize_into<W>(&self, w: &mut W) -> Result<(), Box<dyn Error>>
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71 |     pub fn deserialize_from<R>(r: &mut R) -> Result<Self, Box<dyn Error>>
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `superblock_mut` is never used
[INFO] [stdout]    --> src/crab-fs/filesystem.rs:167:8
[INFO] [stdout]     |
[INFO] [stdout]  48 | impl CrabFS {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 167 |     fn superblock_mut(&mut self) -> &mut Superblock {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `group_offset` is never used
[INFO] [stdout]   --> src/crab-fs/util.rs:73:8
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub fn group_offset(offset: u64, blk_size: u32) -> (u64, u64) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.49s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: fuse v0.3.1, nix v0.29.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "68e9def9f4acc7512a5a0ef81923b8db070730f50c520f44573d47c5012f2a40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68e9def9f4acc7512a5a0ef81923b8db070730f50c520f44573d47c5012f2a40", kill_on_drop: false }`
[INFO] [stdout] 68e9def9f4acc7512a5a0ef81923b8db070730f50c520f44573d47c5012f2a40
