[INFO] fetching crate composition 0.1.0...
[INFO] checking composition-0.1.0 against master#e29821ff85a2a3000d226f99f62f89464028d5d6 for pr-111505
[INFO] extracting crate composition 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate composition 0.1.0 on toolchain e29821ff85a2a3000d226f99f62f89464028d5d6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e29821ff85a2a3000d226f99f62f89464028d5d6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate composition 0.1.0
[INFO] finished tweaking crates.io crate composition 0.1.0
[INFO] tweaked toml for crates.io crate composition 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate composition 0.1.0 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" "+e29821ff85a2a3000d226f99f62f89464028d5d6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-task v0.3.13
[INFO] [stderr]   Downloaded futures-sink v0.3.13
[INFO] [stderr]   Downloaded futures-executor v0.3.13
[INFO] [stderr]   Downloaded async-trait v0.1.48
[INFO] [stderr]   Downloaded futures-util v0.3.13
[INFO] [stderr]   Downloaded futures v0.3.13
[INFO] [stderr]   Downloaded ctrlc v3.1.8
[INFO] [stderr]   Downloaded futures-channel v0.3.13
[INFO] [stderr]   Downloaded futures-macro v0.3.13
[INFO] [stderr]   Downloaded mio v0.7.9
[INFO] [stderr]   Downloaded fern v0.6.0
[INFO] [stderr]   Downloaded radix64 v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e29821ff85a2a3000d226f99f62f89464028d5d6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5de92905841d7a5b1a28f21101162e24bddb38be473994b2c0d2f0954998510b
[INFO] running `Command { std: "docker" "start" "-a" "5de92905841d7a5b1a28f21101162e24bddb38be473994b2c0d2f0954998510b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5de92905841d7a5b1a28f21101162e24bddb38be473994b2c0d2f0954998510b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5de92905841d7a5b1a28f21101162e24bddb38be473994b2c0d2f0954998510b", kill_on_drop: false }`
[INFO] [stdout] 5de92905841d7a5b1a28f21101162e24bddb38be473994b2c0d2f0954998510b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e29821ff85a2a3000d226f99f62f89464028d5d6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4f8abf8794a706e690f9556018c5223ff8471f6ada4e3d150aa6b21a2b72cd2
[INFO] running `Command { std: "docker" "start" "-a" "b4f8abf8794a706e690f9556018c5223ff8471f6ada4e3d150aa6b21a2b72cd2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking futures-sink v0.3.13
[INFO] [stderr]     Checking pin-project-lite v0.2.4
[INFO] [stderr]     Checking futures-core v0.3.13
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking futures-task v0.3.13
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]    Compiling async-trait v0.1.48
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking once_cell v1.7.0
[INFO] [stderr]     Checking radix64 v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling tokio v1.2.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking mio v0.7.9
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking fern v0.6.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]     Checking ctrlc v3.1.8
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking futures-executor v0.3.13
[INFO] [stderr]     Checking futures v0.3.13
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking composition v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `position`, `display_name`, and `connection` are never read
[INFO] [stdout]  --> src/entity/player.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Player {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 5 |     position: Location,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 6 |     display_name: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 7 |     connection: NetworkClient,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `position`, `display_name`, and `connection` are never read
[INFO] [stdout]  --> src/entity/player.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Player {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 5 |     position: Location,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 6 |     display_name: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 7 |     connection: NetworkClient,
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.08s
[INFO] running `Command { std: "docker" "inspect" "b4f8abf8794a706e690f9556018c5223ff8471f6ada4e3d150aa6b21a2b72cd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4f8abf8794a706e690f9556018c5223ff8471f6ada4e3d150aa6b21a2b72cd2", kill_on_drop: false }`
[INFO] [stdout] b4f8abf8794a706e690f9556018c5223ff8471f6ada4e3d150aa6b21a2b72cd2