[INFO] cloning repository https://github.com/raspberrypisig/minesweeper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/raspberrypisig/minesweeper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraspberrypisig%2Fminesweeper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraspberrypisig%2Fminesweeper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2d01f8dee396e7dbfee23ec1eb5f850b04271e0f
[INFO] checking raspberrypisig/minesweeper against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraspberrypisig%2Fminesweeper" "/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/raspberrypisig/minesweeper 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 git repo https://github.com/raspberrypisig/minesweeper
[INFO] finished tweaking git repo https://github.com/raspberrypisig/minesweeper
[INFO] tweaked toml for git repo https://github.com/raspberrypisig/minesweeper written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/raspberrypisig/minesweeper 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] 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f6fe1b65dda40e4982a4f890b5d192ffea73ae7bd9f1fb3db352b0e7dc72a96
[INFO] running `Command { std: "docker" "start" "-a" "6f6fe1b65dda40e4982a4f890b5d192ffea73ae7bd9f1fb3db352b0e7dc72a96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f6fe1b65dda40e4982a4f890b5d192ffea73ae7bd9f1fb3db352b0e7dc72a96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f6fe1b65dda40e4982a4f890b5d192ffea73ae7bd9f1fb3db352b0e7dc72a96", kill_on_drop: false }`
[INFO] [stdout] 6f6fe1b65dda40e4982a4f890b5d192ffea73ae7bd9f1fb3db352b0e7dc72a96
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d1f9d3246167a8dc385a830c4eaeff8a019fd20d0ac65ab21f19894adc6c52b
[INFO] running `Command { std: "docker" "start" "-a" "0d1f9d3246167a8dc385a830c4eaeff8a019fd20d0ac65ab21f19894adc6c52b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.76
[INFO] [stderr]    Compiling bumpalo v3.7.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.76
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling yew v0.18.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.76
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling yew-macro v0.18.0
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.76
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.76
[INFO] [stderr]     Checking thiserror v1.0.29
[INFO] [stderr]     Checking js-sys v0.3.53
[INFO] [stderr]     Checking console_error_panic_hook v0.1.6
[INFO] [stderr]     Checking web-sys v0.3.53
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.26
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking gloo-events v0.1.1
[INFO] [stderr]     Checking gloo-console-timer v0.1.0
[INFO] [stderr]     Checking gloo-timers v0.2.1
[INFO] [stderr]     Checking gloo-file v0.1.0
[INFO] [stderr]     Checking gloo v0.2.1
[INFO] [stderr]     Checking minesweeper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.22s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.76
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "0d1f9d3246167a8dc385a830c4eaeff8a019fd20d0ac65ab21f19894adc6c52b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d1f9d3246167a8dc385a830c4eaeff8a019fd20d0ac65ab21f19894adc6c52b", kill_on_drop: false }`
[INFO] [stdout] 0d1f9d3246167a8dc385a830c4eaeff8a019fd20d0ac65ab21f19894adc6c52b
[INFO] checking raspberrypisig/minesweeper against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraspberrypisig%2Fminesweeper" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/raspberrypisig/minesweeper on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/raspberrypisig/minesweeper
[INFO] finished tweaking git repo https://github.com/raspberrypisig/minesweeper
[INFO] tweaked toml for git repo https://github.com/raspberrypisig/minesweeper written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/raspberrypisig/minesweeper 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4886a1e31fc9a5cb83013fcbc6d75f330812757fb2329d7bf2d930eb7d2c9b9b
[INFO] running `Command { std: "docker" "start" "-a" "4886a1e31fc9a5cb83013fcbc6d75f330812757fb2329d7bf2d930eb7d2c9b9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4886a1e31fc9a5cb83013fcbc6d75f330812757fb2329d7bf2d930eb7d2c9b9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4886a1e31fc9a5cb83013fcbc6d75f330812757fb2329d7bf2d930eb7d2c9b9b", kill_on_drop: false }`
[INFO] [stdout] 4886a1e31fc9a5cb83013fcbc6d75f330812757fb2329d7bf2d930eb7d2c9b9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e29dd465a11e9a38c4b082cb8745d97eccb9686c3f865f106861c9a17fef4727
[INFO] running `Command { std: "docker" "start" "-a" "e29dd465a11e9a38c4b082cb8745d97eccb9686c3f865f106861c9a17fef4727", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.76
[INFO] [stderr]    Compiling bumpalo v3.7.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.76
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling yew v0.18.0
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.76
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling yew-macro v0.18.0
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.76
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.76
[INFO] [stderr]     Checking thiserror v1.0.29
[INFO] [stderr]     Checking js-sys v0.3.53
[INFO] [stderr]     Checking console_error_panic_hook v0.1.6
[INFO] [stderr]     Checking web-sys v0.3.53
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.26
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking gloo-events v0.1.1
[INFO] [stderr]     Checking gloo-timers v0.2.1
[INFO] [stderr]     Checking gloo-console-timer v0.1.0
[INFO] [stderr]     Checking gloo-file v0.1.0
[INFO] [stderr]     Checking gloo v0.2.1
[INFO] [stderr]     Checking minesweeper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.05s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.76
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "e29dd465a11e9a38c4b082cb8745d97eccb9686c3f865f106861c9a17fef4727", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e29dd465a11e9a38c4b082cb8745d97eccb9686c3f865f106861c9a17fef4727", kill_on_drop: false }`
[INFO] [stdout] e29dd465a11e9a38c4b082cb8745d97eccb9686c3f865f106861c9a17fef4727