[INFO] cloning repository https://github.com/turtletongue/rust_data_structures
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/turtletongue/rust_data_structures" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fturtletongue%2Frust_data_structures", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fturtletongue%2Frust_data_structures'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2eef26686ac5a133c67750ecde6305e5d1a7c302
[INFO] checking turtletongue/rust_data_structures against 846e51f66b1e7b49ba9e3988c58ccfe5817ce0a9 for pr-164812
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fturtletongue%2Frust_data_structures" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/turtletongue/rust_data_structures
[INFO] finished tweaking git repo https://github.com/turtletongue/rust_data_structures
[INFO] tweaked toml for git repo https://github.com/turtletongue/rust_data_structures written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/turtletongue/rust_data_structures on toolchain 846e51f66b1e7b49ba9e3988c58ccfe5817ce0a9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+846e51f66b1e7b49ba9e3988c58ccfe5817ce0a9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/turtletongue/rust_data_structures already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+846e51f66b1e7b49ba9e3988c58ccfe5817ce0a9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:c0af3998e971868164375a7dfb646c9933ddd1a3bdb00fa2041266763dc1eeab" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 0ddbac1f17b3f4992e15fa01ff921f9078727240052fac9fef5131ee289571ab
[INFO] running `Command { std: "docker" "start" "0ddbac1f17b3f4992e15fa01ff921f9078727240052fac9fef5131ee289571ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ddbac1f17b3f4992e15fa01ff921f9078727240052fac9fef5131ee289571ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0ddbac1f17b3f4992e15fa01ff921f9078727240052fac9fef5131ee289571ab" "/opt/rustwide/cargo-home/bin/cargo" "+846e51f66b1e7b49ba9e3988c58ccfe5817ce0a9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ddbac1f17b3f4992e15fa01ff921f9078727240052fac9fef5131ee289571ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0ddbac1f17b3f4992e15fa01ff921f9078727240052fac9fef5131ee289571ab" "/opt/rustwide/cargo-home/bin/cargo" "+846e51f66b1e7b49ba9e3988c58ccfe5817ce0a9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking rust_data_structures v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `Eq::assert_receiver_is_total_eq` should never be implemented by hand
[INFO] [stdout]   --> src/weighted_graphs.rs:82:3
[INFO] [stdout]    |
[INFO] [stdout] 82 |   fn assert_receiver_is_total_eq(&self) {}
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method was used to add checks to the `Eq` derive macro
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #152336 <https://github.com/rust-lang/rust/issues/152336>
[INFO] [stdout]    = note: `#[warn(internal_eq_trait_method_impls)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `Eq::assert_receiver_is_total_eq` should never be implemented by hand
[INFO] [stdout]   --> src/weighted_graphs.rs:82:3
[INFO] [stdout]    |
[INFO] [stdout] 82 |   fn assert_receiver_is_total_eq(&self) {}
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this method was used to add checks to the `Eq` derive macro
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #152336 <https://github.com/rust-lang/rust/issues/152336>
[INFO] [stdout]    = note: `#[warn(internal_eq_trait_method_impls)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "0ddbac1f17b3f4992e15fa01ff921f9078727240052fac9fef5131ee289571ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ddbac1f17b3f4992e15fa01ff921f9078727240052fac9fef5131ee289571ab", kill_on_drop: false }`
[INFO] [stdout] 0ddbac1f17b3f4992e15fa01ff921f9078727240052fac9fef5131ee289571ab
