[INFO] fetching crate binserde_derive 0.1.0...
[INFO] checking binserde_derive-0.1.0 against master#39b841dfe36f90a7cd111e7f0c55f32594f6e578 for pr-77035
[INFO] extracting crate binserde_derive 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate binserde_derive 0.1.0 on toolchain 39b841dfe36f90a7cd111e7f0c55f32594f6e578
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate binserde_derive 0.1.0
[INFO] finished tweaking crates.io crate binserde_derive 0.1.0
[INFO] tweaked toml for crates.io crate binserde_derive 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2944ee46a92ff9167ef9a9736aaba9b0fa7c0e5e94401b4338b86bc67568181
[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" "e2944ee46a92ff9167ef9a9736aaba9b0fa7c0e5e94401b4338b86bc67568181", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2944ee46a92ff9167ef9a9736aaba9b0fa7c0e5e94401b4338b86bc67568181", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2944ee46a92ff9167ef9a9736aaba9b0fa7c0e5e94401b4338b86bc67568181", kill_on_drop: false }`
[INFO] [stdout] e2944ee46a92ff9167ef9a9736aaba9b0fa7c0e5e94401b4338b86bc67568181
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb41cd2563ce84436df9ded10e858fc238b2d5b4a1ea04f215eca01b57f754c7
[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" "fb41cd2563ce84436df9ded10e858fc238b2d5b4a1ea04f215eca01b57f754c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]     Checking proc-macro2 v1.0.24
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking darling_core v0.10.3
[INFO] [stderr]    Compiling darling_macro v0.10.3
[INFO] [stderr]     Checking darling v0.10.3
[INFO] [stderr]     Checking binserde_derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `move_sort`
[INFO] [stdout]   --> src/common.rs:84:4
[INFO] [stdout]    |
[INFO] [stdout] 84 | 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]    --> src/common.rs:104:4
[INFO] [stdout]     |
[INFO] [stdout] 104 | 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]    --> src/common.rs:124:4
[INFO] [stdout]     |
[INFO] [stdout] 124 | 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]   --> src/common.rs:84:4
[INFO] [stdout]    |
[INFO] [stdout] 84 | 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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.99s
[INFO] running `Command { std: "docker" "inspect" "fb41cd2563ce84436df9ded10e858fc238b2d5b4a1ea04f215eca01b57f754c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb41cd2563ce84436df9ded10e858fc238b2d5b4a1ea04f215eca01b57f754c7", kill_on_drop: false }`
[INFO] [stdout] fb41cd2563ce84436df9ded10e858fc238b2d5b4a1ea04f215eca01b57f754c7