[INFO] fetching crate robot_master_arena 0.1.0...
[INFO] checking robot_master_arena-0.1.0 against try#dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e for pr-153721
[INFO] extracting crate robot_master_arena 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate robot_master_arena 0.1.0
[INFO] finished tweaking crates.io crate robot_master_arena 0.1.0
[INFO] tweaked toml for crates.io crate robot_master_arena 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate robot_master_arena 0.1.0 on toolchain dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate robot_master_arena 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" "+dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 068f603c6e3a3eb33bcda6b213db9c7fbcb8b2797e67cf1baafe22000328539e
[INFO] running `Command { std: "docker" "start" "068f603c6e3a3eb33bcda6b213db9c7fbcb8b2797e67cf1baafe22000328539e", 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" "068f603c6e3a3eb33bcda6b213db9c7fbcb8b2797e67cf1baafe22000328539e" "/opt/rustwide/cargo-home/bin/cargo" "+dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "068f603c6e3a3eb33bcda6b213db9c7fbcb8b2797e67cf1baafe22000328539e", 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" "068f603c6e3a3eb33bcda6b213db9c7fbcb8b2797e67cf1baafe22000328539e" "/opt/rustwide/cargo-home/bin/cargo" "+dcc22e5232dd0dbe95a4b3ab84c8d24a0880771e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
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[INFO] [stderr]    Compiling const_format_proc_macros v0.2.34
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[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling rand v0.7.3
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[INFO] [stderr]    Compiling chess v3.2.0
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[INFO] [stderr]    Compiling pest_derive v2.8.6
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[INFO] [stderr]     Checking strum v0.28.0
[INFO] [stderr]    Compiling darling_macro v0.23.0
[INFO] [stderr]    Compiling facet-macros v0.46.0
[INFO] [stderr]    Compiling darling v0.23.0
[INFO] [stderr]    Compiling bon-macros v3.9.1
[INFO] [stderr]     Checking facet-json v0.46.0
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking tracing-serde v0.2.0
[INFO] [stderr]     Checking ron v0.12.1
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[INFO] [stderr]     Checking tracing-subscriber v0.3.23
[INFO] [stderr]     Checking futures-executor v0.3.32
[INFO] [stderr]     Checking derive_more v2.1.1
[INFO] [stderr]     Checking futures v0.3.32
[INFO] [stderr]     Checking config v0.15.22
[INFO] [stderr]     Checking tracing-error v0.2.1
[INFO] [stderr]     Checking bon v3.9.1
[INFO] [stderr]     Checking board-game v0.8.2
[INFO] [stderr]     Checking robot_master_core v0.1.0
[INFO] [stderr]     Checking robot_master_arena v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: feature `default_field_values` is declared but not used
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(default_field_values)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `default_field_values` is declared but not used
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(default_field_values)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 54s
[INFO] running `Command { std: "docker" "inspect" "068f603c6e3a3eb33bcda6b213db9c7fbcb8b2797e67cf1baafe22000328539e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "068f603c6e3a3eb33bcda6b213db9c7fbcb8b2797e67cf1baafe22000328539e", kill_on_drop: false }`
[INFO] [stdout] 068f603c6e3a3eb33bcda6b213db9c7fbcb8b2797e67cf1baafe22000328539e
