[INFO] cloning repository https://github.com/2xsaiko/binserde
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/2xsaiko/binserde" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F2xsaiko%2Fbinserde", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F2xsaiko%2Fbinserde'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8722a920f5e54f618092b51b7ca4488d1a54f2a1
[INFO] checking 2xsaiko/binserde against master#c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 for pr-86194
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F2xsaiko%2Fbinserde" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/2xsaiko/binserde on toolchain c5fbcd35a8217a17f6b63a22217ace06cf8f5f02
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/2xsaiko/binserde
[INFO] finished tweaking git repo https://github.com/2xsaiko/binserde
[INFO] tweaked toml for git repo https://github.com/2xsaiko/binserde written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/2xsaiko/binserde already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9174a12a6be24c214306675b8e4013f3e78014747fee5c897d6f9f3dee81b741
[INFO] running `Command { std: "docker" "start" "-a" "9174a12a6be24c214306675b8e4013f3e78014747fee5c897d6f9f3dee81b741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9174a12a6be24c214306675b8e4013f3e78014747fee5c897d6f9f3dee81b741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9174a12a6be24c214306675b8e4013f3e78014747fee5c897d6f9f3dee81b741", kill_on_drop: false }`
[INFO] [stdout] 9174a12a6be24c214306675b8e4013f3e78014747fee5c897d6f9f3dee81b741
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a46f8b431cb138c0f1eb079b83aeea6fb9b26b62f1b75fbd8aa4c1b6b6d542ca
[INFO] running `Command { std: "docker" "start" "-a" "a46f8b431cb138c0f1eb079b83aeea6fb9b26b62f1b75fbd8aa4c1b6b6d542ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]     Checking strsim v0.9.3
[INFO] [stderr]     Checking ident_case v1.0.1
[INFO] [stderr]     Checking proc-macro2 v1.0.27
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking darling_core v0.10.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]     Checking binserde_derive v0.1.4 (/opt/rustwide/workdir/binserde_derive)
[INFO] [stdout] warning: function is never used: `move_sort`
[INFO] [stdout]    --> binserde_derive/src/common.rs:122:4
[INFO] [stdout]     |
[INFO] [stdout] 122 | fn move_sort<T, F>(slice: &mut [T], op: F)
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `move_sort`
[INFO] [stdout]    --> binserde_derive/src/common.rs:122:4
[INFO] [stdout]     |
[INFO] [stdout] 122 | fn move_sort<T, F>(slice: &mut [T], op: F)
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `swap_at`
[INFO] [stdout]    --> binserde_derive/src/common.rs:142:4
[INFO] [stdout]     |
[INFO] [stdout] 142 | fn swap_at<T>(slice: &mut [T], idx: usize) {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `swap_outer`
[INFO] [stdout]    --> binserde_derive/src/common.rs:162:4
[INFO] [stdout]     |
[INFO] [stdout] 162 | fn swap_outer<T>(slice: &mut [T], count: usize) {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `move_sort`
[INFO] [stdout]    --> binserde_derive/src/common.rs:122:4
[INFO] [stdout]     |
[INFO] [stdout] 122 | fn move_sort<T, F>(slice: &mut [T], op: F)
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `swap_at`
[INFO] [stdout]    --> binserde_derive/src/common.rs:142:4
[INFO] [stdout]     |
[INFO] [stdout] 142 | fn swap_at<T>(slice: &mut [T], idx: usize) {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `swap_outer`
[INFO] [stdout]    --> binserde_derive/src/common.rs:162:4
[INFO] [stdout]     |
[INFO] [stdout] 162 | fn swap_outer<T>(slice: &mut [T], count: usize) {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking binserde v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/util.rs:54:29
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub fn serialize_iter<I, S>(mut iter: I, mut serializer: S) -> Result<()>
[INFO] [stdout]    |                             ----^^^^
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/util.rs:54:29
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub fn serialize_iter<I, S>(mut iter: I, mut serializer: S) -> Result<()>
[INFO] [stdout]    |                             ----^^^^
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.62s
[INFO] running `Command { std: "docker" "inspect" "a46f8b431cb138c0f1eb079b83aeea6fb9b26b62f1b75fbd8aa4c1b6b6d542ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a46f8b431cb138c0f1eb079b83aeea6fb9b26b62f1b75fbd8aa4c1b6b6d542ca", kill_on_drop: false }`
[INFO] [stdout] a46f8b431cb138c0f1eb079b83aeea6fb9b26b62f1b75fbd8aa4c1b6b6d542ca