[INFO] cloning repository https://github.com/SimonMeskens/Chessire
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SimonMeskens/Chessire" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSimonMeskens%2FChessire", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSimonMeskens%2FChessire'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 70268b3eff8a56cdd7a62606ff16447b480a5971
[INFO] checking SimonMeskens/Chessire against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSimonMeskens%2FChessire" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SimonMeskens/Chessire on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SimonMeskens/Chessire
[INFO] finished tweaking git repo https://github.com/SimonMeskens/Chessire
[INFO] tweaked toml for git repo https://github.com/SimonMeskens/Chessire written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/SimonMeskens/Chessire 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v1.0.35
[INFO] [stderr]   Downloaded chess v3.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5a56428e287960c2308f6a119c139f1f55c6c853edc53e65266dafe75d1288e
[INFO] running `Command { std: "docker" "start" "-a" "c5a56428e287960c2308f6a119c139f1f55c6c853edc53e65266dafe75d1288e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5a56428e287960c2308f6a119c139f1f55c6c853edc53e65266dafe75d1288e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5a56428e287960c2308f6a119c139f1f55c6c853edc53e65266dafe75d1288e", kill_on_drop: false }`
[INFO] [stdout] c5a56428e287960c2308f6a119c139f1f55c6c853edc53e65266dafe75d1288e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d6428172614d17a3084c241f7ed93e3e70628a13e4637dbd7df9b7755eba797
[INFO] running `Command { std: "docker" "start" "-a" "4d6428172614d17a3084c241f7ed93e3e70628a13e4637dbd7df9b7755eba797", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling chess v3.1.1
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.65
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.65
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.65
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking wasm-bindgen v0.2.65
[INFO] [stderr]     Checking js-sys v0.3.42
[INFO] [stderr]     Checking web-sys v0.3.42
[INFO] [stderr]     Checking chessire-core v0.1.0 (/opt/rustwide/workdir/core)
[INFO] [stderr]     Checking chessire-wasm v0.1.0 (/opt/rustwide/workdir/wasm)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.77s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.65
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "4d6428172614d17a3084c241f7ed93e3e70628a13e4637dbd7df9b7755eba797", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d6428172614d17a3084c241f7ed93e3e70628a13e4637dbd7df9b7755eba797", kill_on_drop: false }`
[INFO] [stdout] 4d6428172614d17a3084c241f7ed93e3e70628a13e4637dbd7df9b7755eba797