[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 try#8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 for pr-86194 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F2xsaiko%2Fbinserde" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/2xsaiko/binserde on toolchain 8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "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-0/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" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8e9f3ea501efa842372c263837724258c4d03ab29092d97f8767afe0b297ef37 [INFO] running `Command { std: "docker" "start" "-a" "8e9f3ea501efa842372c263837724258c4d03ab29092d97f8767afe0b297ef37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8e9f3ea501efa842372c263837724258c4d03ab29092d97f8767afe0b297ef37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e9f3ea501efa842372c263837724258c4d03ab29092d97f8767afe0b297ef37", kill_on_drop: false }` [INFO] [stdout] 8e9f3ea501efa842372c263837724258c4d03ab29092d97f8767afe0b297ef37 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 995a267f92d34b9ffec7193e922d2af17ef358a06bcf7d7a5cd9e8f08fe8a0e0 [INFO] running `Command { std: "docker" "start" "-a" "995a267f92d34b9ffec7193e922d2af17ef358a06bcf7d7a5cd9e8f08fe8a0e0", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Checking unicode-xid v0.2.2 [INFO] [stderr] Checking strsim v0.9.3 [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] Checking thiserror v1.0.25 [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(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(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(slice: &mut [T], count: usize) { [INFO] [stdout] | ^^^^^^^^^^ [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(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: `move_sort` [INFO] [stdout] --> binserde_derive/src/common.rs:122:4 [INFO] [stdout] | [INFO] [stdout] 122 | fn move_sort(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(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(slice: &mut [T], count: usize) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [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(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(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 22.10s [INFO] running `Command { std: "docker" "inspect" "995a267f92d34b9ffec7193e922d2af17ef358a06bcf7d7a5cd9e8f08fe8a0e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "995a267f92d34b9ffec7193e922d2af17ef358a06bcf7d7a5cd9e8f08fe8a0e0", kill_on_drop: false }` [INFO] [stdout] 995a267f92d34b9ffec7193e922d2af17ef358a06bcf7d7a5cd9e8f08fe8a0e0