[INFO] cloning repository https://github.com/pimpale/rust-chunks
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pimpale/rust-chunks" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpimpale%2Frust-chunks", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpimpale%2Frust-chunks'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1407191aba754e26cffe4667744aa50daf166ac7
[INFO] checking pimpale/rust-chunks against master#893fadd11a52aa26fc19c67ee1b79f03d6a1bed3 for pr-77153
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpimpale%2Frust-chunks" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pimpale/rust-chunks on toolchain 893fadd11a52aa26fc19c67ee1b79f03d6a1bed3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pimpale/rust-chunks
[INFO] finished tweaking git repo https://github.com/pimpale/rust-chunks
[INFO] tweaked toml for git repo https://github.com/pimpale/rust-chunks written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ccc3caa7d68b14dc694ffb66aa2039e2686300d6b2d5d129612130e905f5ecc
[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" "9ccc3caa7d68b14dc694ffb66aa2039e2686300d6b2d5d129612130e905f5ecc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ccc3caa7d68b14dc694ffb66aa2039e2686300d6b2d5d129612130e905f5ecc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ccc3caa7d68b14dc694ffb66aa2039e2686300d6b2d5d129612130e905f5ecc", kill_on_drop: false }`
[INFO] [stdout] 9ccc3caa7d68b14dc694ffb66aa2039e2686300d6b2d5d129612130e905f5ecc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+893fadd11a52aa26fc19c67ee1b79f03d6a1bed3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1286af5e0115b39713da5e17e4c105528f49960b4cb088461eaa2101c5d9bf3
[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" "e1286af5e0115b39713da5e17e4c105528f49960b4cb088461eaa2101c5d9bf3", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking rust-chunks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/lib.rs:382:5
[INFO] [stdout]     |
[INFO] [stdout] 382 | /     (map.within_bounds(location) && map.within_bounds(location_underneath)
[INFO] [stdout] 383 | |      //check that current location is not solid
[INFO] [stdout] 384 | |      && (!map.get(location).get_type().solid)
[INFO] [stdout] 385 | |      //check that location down one must be solid
[INFO] [stdout] 386 | |      && (map.get(location_underneath).get_type().solid))
[INFO] [stdout]     | |________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 382 |     map.within_bounds(location) && map.within_bounds(location_underneath)
[INFO] [stdout] 383 |      //check that current location is not solid
[INFO] [stdout] 384 |      && (!map.get(location).get_type().solid)
[INFO] [stdout] 385 |      //check that location down one must be solid
[INFO] [stdout] 386 |      && (map.get(location_underneath).get_type().solid)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/lib.rs:382:5
[INFO] [stdout]     |
[INFO] [stdout] 382 | /     (map.within_bounds(location) && map.within_bounds(location_underneath)
[INFO] [stdout] 383 | |      //check that current location is not solid
[INFO] [stdout] 384 | |      && (!map.get(location).get_type().solid)
[INFO] [stdout] 385 | |      //check that location down one must be solid
[INFO] [stdout] 386 | |      && (map.get(location_underneath).get_type().solid))
[INFO] [stdout]     | |________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 382 |     map.within_bounds(location) && map.within_bounds(location_underneath)
[INFO] [stdout] 383 |      //check that current location is not solid
[INFO] [stdout] 384 |      && (!map.get(location).get_type().solid)
[INFO] [stdout] 385 |      //check that location down one must be solid
[INFO] [stdout] 386 |      && (map.get(location_underneath).get_type().solid)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.16s
[INFO] running `Command { std: "docker" "inspect" "e1286af5e0115b39713da5e17e4c105528f49960b4cb088461eaa2101c5d9bf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1286af5e0115b39713da5e17e4c105528f49960b4cb088461eaa2101c5d9bf3", kill_on_drop: false }`
[INFO] [stdout] e1286af5e0115b39713da5e17e4c105528f49960b4cb088461eaa2101c5d9bf3