[INFO] fetching crate game_chess_cui 0.0.2...
[INFO] checking game_chess_cui-0.0.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate game_chess_cui 0.0.2 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate game_chess_cui 0.0.2 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate game_chess_cui 0.0.2
[INFO] finished tweaking crates.io crate game_chess_cui 0.0.2
[INFO] tweaked toml for crates.io crate game_chess_cui 0.0.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate game_chess_cui 0.0.2 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded werror v0.0.2
[INFO] [stderr]   Downloaded inspect_type v0.0.8
[INFO] [stderr]   Downloaded wtools v0.1.6
[INFO] [stderr]   Downloaded implements v0.0.7
[INFO] [stderr]   Downloaded former v0.1.6
[INFO] [stderr]   Downloaded is_slice v0.0.2
[INFO] [stderr]   Downloaded wca v0.1.0
[INFO] [stderr]   Downloaded mucow v0.1.0
[INFO] [stderr]   Downloaded serde_derive v1.0.132
[INFO] [stderr]   Downloaded former_derive v0.1.8
[INFO] [stderr]   Downloaded serde v1.0.132
[INFO] [stderr]   Downloaded pleco v0.5.0
[INFO] [stderr]   Downloaded serde_json v1.0.73
[INFO] [stderr]   Downloaded syn v1.0.83
[INFO] [stderr]   Downloaded former_runtime v0.1.8
[INFO] [stderr]   Downloaded game_chess_core v0.0.1
[INFO] [stderr]   Downloaded wproc_macro v0.0.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b64b028f1dd6bacb19b6229b93ab8db96be47b7a009680646ce9289e1a3a4a6
[INFO] running `Command { std: "docker" "start" "-a" "6b64b028f1dd6bacb19b6229b93ab8db96be47b7a009680646ce9289e1a3a4a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b64b028f1dd6bacb19b6229b93ab8db96be47b7a009680646ce9289e1a3a4a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b64b028f1dd6bacb19b6229b93ab8db96be47b7a009680646ce9289e1a3a4a6", kill_on_drop: false }`
[INFO] [stdout] 6b64b028f1dd6bacb19b6229b93ab8db96be47b7a009680646ce9289e1a3a4a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0660ee4939c82cf5446ca1c5be5a4a1cca2690202e09f157da1b2b9161f77b0
[INFO] running `Command { std: "docker" "start" "-a" "f0660ee4939c82cf5446ca1c5be5a4a1cca2690202e09f157da1b2b9161f77b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.34
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling syn v1.0.83
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling serde_derive v1.0.132
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling werror v0.0.2
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling serde_json v1.0.73
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking former_runtime v0.1.8
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]     Checking mucow v0.1.0
[INFO] [stderr]     Checking inspect_type v0.0.8
[INFO] [stderr]     Checking is_slice v0.0.2
[INFO] [stderr]     Checking implements v0.0.7
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking pleco v0.5.0
[INFO] [stderr]    Compiling wproc_macro v0.0.5
[INFO] [stderr]    Compiling former_derive v0.1.8
[INFO] [stderr]     Checking former v0.1.6
[INFO] [stderr]     Checking wtools v0.1.6
[INFO] [stderr]     Checking wca v0.1.0
[INFO] [stderr]     Checking game_chess_core v0.0.1
[INFO] [stderr]     Checking game_chess_cui v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.70s
[INFO] running `Command { std: "docker" "inspect" "f0660ee4939c82cf5446ca1c5be5a4a1cca2690202e09f157da1b2b9161f77b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0660ee4939c82cf5446ca1c5be5a4a1cca2690202e09f157da1b2b9161f77b0", kill_on_drop: false }`
[INFO] [stdout] f0660ee4939c82cf5446ca1c5be5a4a1cca2690202e09f157da1b2b9161f77b0