[INFO] cloning repository https://github.com/tmlbl/cradle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tmlbl/cradle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmlbl%2Fcradle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmlbl%2Fcradle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0c713a391ccd6c6d7f6f823e5297fe2d9a6b012c
[INFO] checking tmlbl/cradle against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmlbl%2Fcradle" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tmlbl/cradle on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tmlbl/cradle
[INFO] finished tweaking git repo https://github.com/tmlbl/cradle
[INFO] tweaked toml for git repo https://github.com/tmlbl/cradle written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/tmlbl/cradle already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36756a2e284e96f636407f177f57aa1e7e1d5ed88ba305a72e49a142948428ab
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "36756a2e284e96f636407f177f57aa1e7e1d5ed88ba305a72e49a142948428ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36756a2e284e96f636407f177f57aa1e7e1d5ed88ba305a72e49a142948428ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36756a2e284e96f636407f177f57aa1e7e1d5ed88ba305a72e49a142948428ab", kill_on_drop: false }`
[INFO] [stdout] 36756a2e284e96f636407f177f57aa1e7e1d5ed88ba305a72e49a142948428ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c26acf298217781d2f4b06fe27d555cee1ed96cf3d67e6a898a4e5beb91dea8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1c26acf298217781d2f4b06fe27d555cee1ed96cf3d67e6a898a4e5beb91dea8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]     Checking thread-scoped v1.0.2
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]    Compiling fuse v0.3.1
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking users v0.9.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking cradle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]   --> src/cradle/fs.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | use std::collections::HashMap;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]   --> src/cradle/fs.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | use std::collections::HashMap;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reply`
[INFO] [stdout]    --> src/cradle/fs.rs:180:9
[INFO] [stdout]     |
[INFO] [stdout] 180 |         reply: ReplyAttr
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_reply`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reply`
[INFO] [stdout]    --> src/cradle/fs.rs:185:64
[INFO] [stdout]     |
[INFO] [stdout] 185 |     fn open(&mut self, _req: &Request, _ino: u64, _flags: u32, reply: ReplyOpen) {
[INFO] [stdout]     |                                                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_reply`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reply`
[INFO] [stdout]    --> src/cradle/fs.rs:196:9
[INFO] [stdout]     |
[INFO] [stdout] 196 |         reply: ReplyEntry
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_reply`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset`
[INFO] [stdout]    --> src/cradle/fs.rs:201:60
[INFO] [stdout]     |
[INFO] [stdout] 201 |     fn read(&mut self, _req: &Request, ino: u64, _fh: u64, offset: i64, _size: u32, reply: ReplyData) {
[INFO] [stdout]     |                                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reply`
[INFO] [stdout]    --> src/cradle/fs.rs:201:85
[INFO] [stdout]     |
[INFO] [stdout] 201 |     fn read(&mut self, _req: &Request, ino: u64, _fh: u64, offset: i64, _size: u32, reply: ReplyData) {
[INFO] [stdout]     |                                                                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_reply`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reply`
[INFO] [stdout]    --> src/cradle/fs.rs:237:9
[INFO] [stdout]     |
[INFO] [stdout] 237 |         reply: ReplyCreate
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_reply`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reply`
[INFO] [stdout]    --> src/cradle/fs.rs:250:9
[INFO] [stdout]     |
[INFO] [stdout] 250 |         reply: ReplyWrite
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_reply`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reply`
[INFO] [stdout]    --> src/cradle/fs.rs:180:9
[INFO] [stdout]     |
[INFO] [stdout] 180 |         reply: ReplyAttr
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_reply`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reply`
[INFO] [stdout]    --> src/cradle/fs.rs:185:64
[INFO] [stdout]     |
[INFO] [stdout] 185 |     fn open(&mut self, _req: &Request, _ino: u64, _flags: u32, reply: ReplyOpen) {
[INFO] [stdout]     |                                                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_reply`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reply`
[INFO] [stdout]    --> src/cradle/fs.rs:196:9
[INFO] [stdout]     |
[INFO] [stdout] 196 |         reply: ReplyEntry
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_reply`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset`
[INFO] [stdout]    --> src/cradle/fs.rs:201:60
[INFO] [stdout]     |
[INFO] [stdout] 201 |     fn read(&mut self, _req: &Request, ino: u64, _fh: u64, offset: i64, _size: u32, reply: ReplyData) {
[INFO] [stdout]     |                                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reply`
[INFO] [stdout]    --> src/cradle/fs.rs:201:85
[INFO] [stdout]     |
[INFO] [stdout] 201 |     fn read(&mut self, _req: &Request, ino: u64, _fh: u64, offset: i64, _size: u32, reply: ReplyData) {
[INFO] [stdout]     |                                                                                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_reply`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reply`
[INFO] [stdout]    --> src/cradle/fs.rs:237:9
[INFO] [stdout]     |
[INFO] [stdout] 237 |         reply: ReplyCreate
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_reply`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reply`
[INFO] [stdout]    --> src/cradle/fs.rs:250:9
[INFO] [stdout]     |
[INFO] [stdout] 250 |         reply: ReplyWrite
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_reply`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `HELLO_TXT_CONTENT`
[INFO] [stdout]   --> src/cradle/fs.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | const HELLO_TXT_CONTENT: &str = "Hello World!\n";
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `vdir_attr`
[INFO] [stdout]   --> src/cradle/fs.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn vdir_attr(ino: u64) -> FileAttr {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_child`
[INFO] [stdout]   --> src/cradle/fs.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn get_child(&self, query: &str) -> Option<&VDir> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `HELLO_TXT_CONTENT`
[INFO] [stdout]   --> src/cradle/fs.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | const HELLO_TXT_CONTENT: &str = "Hello World!\n";
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `vdir_attr`
[INFO] [stdout]   --> src/cradle/fs.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn vdir_attr(ino: u64) -> FileAttr {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.80s
[INFO] running `Command { std: "docker" "inspect" "1c26acf298217781d2f4b06fe27d555cee1ed96cf3d67e6a898a4e5beb91dea8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c26acf298217781d2f4b06fe27d555cee1ed96cf3d67e6a898a4e5beb91dea8", kill_on_drop: false }`
[INFO] [stdout] 1c26acf298217781d2f4b06fe27d555cee1ed96cf3d67e6a898a4e5beb91dea8