[INFO] crate hexe 0.0.5 is already in cache
[INFO] checking hexe-0.0.5 against try#1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0 for pr-69530
[INFO] extracting crate hexe 0.0.5 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate hexe 0.0.5 on toolchain 1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate hexe 0.0.5
[INFO] finished tweaking crates.io crate hexe 0.0.5
[INFO] tweaked toml for crates.io crate hexe 0.0.5 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fa9527c9111dbfa09bf8efd3fe3d96039e1941c23c5eb2c175821c72fa4071c8
[INFO] running `"docker" "start" "-a" "fa9527c9111dbfa09bf8efd3fe3d96039e1941c23c5eb2c175821c72fa4071c8"`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking uncon v1.1.0
[INFO] [stderr]     Checking static_assertions v0.2.5
[INFO] [stderr]    Compiling uncon_derive v1.1.1
[INFO] [stderr]     Checking hexe_core v0.0.5
[INFO] [stderr]     Checking hexe v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `src`
[INFO] [stderr]   --> src/position/mod.rs:92:13
[INFO] [stderr]    |
[INFO] [stderr] 92 |         let src = mv.src();
[INFO] [stderr]    |             ^^^ help: consider prefixing with an underscore: `_src`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dst`
[INFO] [stderr]   --> src/position/mod.rs:93:13
[INFO] [stderr]    |
[INFO] [stderr] 93 |         let dst = mv.dst();
[INFO] [stderr]    |             ^^^ help: consider prefixing with an underscore: `_dst`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `src`
[INFO] [stderr]   --> src/position/mod.rs:92:13
[INFO] [stderr]    |
[INFO] [stderr] 92 |         let src = mv.src();
[INFO] [stderr]    |             ^^^ help: consider prefixing with an underscore: `_src`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `dst`
[INFO] [stderr]   --> src/position/mod.rs:93:13
[INFO] [stderr]    |
[INFO] [stderr] 93 |         let dst = mv.dst();
[INFO] [stderr]    |             ^^^ help: consider prefixing with an underscore: `_dst`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `position`
[INFO] [stderr]   --> src/engine/mod.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     position: Position,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `num_threads`
[INFO] [stderr]    --> src/engine/mod.rs:101:5
[INFO] [stderr]     |
[INFO] [stderr] 101 |     num_threads: u32,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `position`
[INFO] [stderr]   --> src/engine/mod.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     position: Position,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `num_threads`
[INFO] [stderr]    --> src/engine/mod.rs:101:5
[INFO] [stderr]     |
[INFO] [stderr] 101 |     num_threads: u32,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.11s
[INFO] running `"docker" "inspect" "fa9527c9111dbfa09bf8efd3fe3d96039e1941c23c5eb2c175821c72fa4071c8"`
[INFO] running `"docker" "rm" "-f" "fa9527c9111dbfa09bf8efd3fe3d96039e1941c23c5eb2c175821c72fa4071c8"`
[INFO] [stdout] fa9527c9111dbfa09bf8efd3fe3d96039e1941c23c5eb2c175821c72fa4071c8