[INFO] fetching crate walle-core 0.1.1...
[INFO] checking walle-core-0.1.1 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate walle-core 0.1.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate walle-core 0.1.1 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate walle-core 0.1.1
[INFO] finished tweaking crates.io crate walle-core 0.1.1
[INFO] tweaked toml for crates.io crate walle-core 0.1.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5f2077110555fffa7184981ee2c53cfb7fe159ca02eca85c296a64a7bfac0993
[INFO] running `Command { std: "docker" "start" "-a" "5f2077110555fffa7184981ee2c53cfb7fe159ca02eca85c296a64a7bfac0993", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f2077110555fffa7184981ee2c53cfb7fe159ca02eca85c296a64a7bfac0993", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f2077110555fffa7184981ee2c53cfb7fe159ca02eca85c296a64a7bfac0993", kill_on_drop: false }`
[INFO] [stdout] 5f2077110555fffa7184981ee2c53cfb7fe159ca02eca85c296a64a7bfac0993
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b692b95ef86fe18d14f02d38857a073e99e38c9efc2b038b825b083d8096a145
[INFO] running `Command { std: "docker" "start" "-a" "b692b95ef86fe18d14f02d38857a073e99e38c9efc2b038b825b083d8096a145", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rmp v0.8.10
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling tokio-macros v1.6.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]     Checking serde_json v1.0.72
[INFO] [stderr]     Checking rmp-serde v0.15.5
[INFO] [stderr]     Checking walle-core v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `impl`
[INFO] [stdout]  --> src/event_builder.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     r#impl: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `platform`
[INFO] [stdout]  --> src/event_builder.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     platform: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `self_id`
[INFO] [stdout]  --> src/event_builder.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     self_id: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `impl`
[INFO] [stdout]  --> src/event_builder.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     r#impl: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `platform`
[INFO] [stdout]  --> src/event_builder.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     platform: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `self_id`
[INFO] [stdout]  --> src/event_builder.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     self_id: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.16s
[INFO] running `Command { std: "docker" "inspect" "b692b95ef86fe18d14f02d38857a073e99e38c9efc2b038b825b083d8096a145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b692b95ef86fe18d14f02d38857a073e99e38c9efc2b038b825b083d8096a145", kill_on_drop: false }`
[INFO] [stdout] b692b95ef86fe18d14f02d38857a073e99e38c9efc2b038b825b083d8096a145