[INFO] fetching crate composition 0.1.0...
[INFO] testing composition-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate composition 0.1.0 into /workspace/builds/worker-2-tc2/source
[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-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate composition 0.1.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 720dc9f597d9fc80f7316f550a474b9bd76187796f496fa0a7d6a3d50c1c47e9
[INFO] running `Command { std: "docker" "start" "-a" "720dc9f597d9fc80f7316f550a474b9bd76187796f496fa0a7d6a3d50c1c47e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "720dc9f597d9fc80f7316f550a474b9bd76187796f496fa0a7d6a3d50c1c47e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "720dc9f597d9fc80f7316f550a474b9bd76187796f496fa0a7d6a3d50c1c47e9", kill_on_drop: false }`
[INFO] [stdout] 720dc9f597d9fc80f7316f550a474b9bd76187796f496fa0a7d6a3d50c1c47e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 762d011175b660238fe52e77711c0d0028e6c6aa1392de2cc0473a86767f5ad8
[INFO] running `Command { std: "docker" "start" "-a" "762d011175b660238fe52e77711c0d0028e6c6aa1392de2cc0473a86767f5ad8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling futures-sink v0.3.13
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling futures-core v0.3.13
[INFO] [stderr]    Compiling pin-project-lite v0.2.4
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling futures-task v0.3.13
[INFO] [stderr]    Compiling futures-io v0.3.13
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling futures-channel v0.3.13
[INFO] [stderr]    Compiling tokio v1.2.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling async-trait v0.1.48
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling once_cell v1.7.0
[INFO] [stderr]    Compiling radix64 v0.3.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling mio v0.7.9
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling fern v0.6.0
[INFO] [stderr]    Compiling ctrlc v3.1.8
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling futures-util v0.3.13
[INFO] [stderr]    Compiling futures-executor v0.3.13
[INFO] [stderr]    Compiling futures v0.3.13
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.33s
[INFO] running `Command { std: "docker" "inspect" "762d011175b660238fe52e77711c0d0028e6c6aa1392de2cc0473a86767f5ad8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "762d011175b660238fe52e77711c0d0028e6c6aa1392de2cc0473a86767f5ad8", kill_on_drop: false }`
[INFO] [stdout] 762d011175b660238fe52e77711c0d0028e6c6aa1392de2cc0473a86767f5ad8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab57bfb58af9933bc3ac44090916b58829dbae9164a4d02f93d4d50adca11889
[INFO] running `Command { std: "docker" "start" "-a" "ab57bfb58af9933bc3ac44090916b58829dbae9164a4d02f93d4d50adca11889", kill_on_drop: false }`
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `Command { std: "docker" "inspect" "ab57bfb58af9933bc3ac44090916b58829dbae9164a4d02f93d4d50adca11889", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab57bfb58af9933bc3ac44090916b58829dbae9164a4d02f93d4d50adca11889", kill_on_drop: false }`
[INFO] [stdout] ab57bfb58af9933bc3ac44090916b58829dbae9164a4d02f93d4d50adca11889
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1a42adfb6ebc03d6bbbd40169c4a60bea65e91cead778be7b2b949ab383cef09
[INFO] running `Command { std: "docker" "start" "-a" "1a42adfb6ebc03d6bbbd40169c4a60bea65e91cead778be7b2b949ab383cef09", kill_on_drop: false }`
[INFO] [stderr] warning: fields `position`, `display_name`, and `connection` are never read
[INFO] [stderr]  --> src/entity/player.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Player {
[INFO] [stderr]   |            ------ fields in this struct
[INFO] [stderr] 5 |     position: Location,
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 6 |     display_name: String,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 7 |     connection: NetworkClient,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `composition` (lib) generated 1 warning
[INFO] [stderr] warning: `composition` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/composition-84c75a086e99254b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/composition-da93da006322a813)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests composition
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1a42adfb6ebc03d6bbbd40169c4a60bea65e91cead778be7b2b949ab383cef09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a42adfb6ebc03d6bbbd40169c4a60bea65e91cead778be7b2b949ab383cef09", kill_on_drop: false }`
[INFO] [stdout] 1a42adfb6ebc03d6bbbd40169c4a60bea65e91cead778be7b2b949ab383cef09