[INFO] cloning repository https://github.com/JadonBelair/minesweeper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JadonBelair/minesweeper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJadonBelair%2Fminesweeper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJadonBelair%2Fminesweeper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4dba86cf9d2441960172d82e1c263bf6d305be29
[INFO] checking JadonBelair/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%2FJadonBelair%2Fminesweeper" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JadonBelair/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/JadonBelair/minesweeper
[INFO] finished tweaking git repo https://github.com/JadonBelair/minesweeper
[INFO] tweaked toml for git repo https://github.com/JadonBelair/minesweeper written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/JadonBelair/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded miniquad v0.3.0-alpha.46
[INFO] [stderr]   Downloaded sapp-linux v0.1.14
[INFO] [stderr]   Downloaded sapp-android v0.1.10
[INFO] [stderr]   Downloaded sapp-darwin v0.1.8
[INFO] [stderr]   Downloaded sapp-windows v0.2.20
[INFO] [stderr]   Downloaded macroquad v0.3.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 61a346a43b46ddab098237663038e5149534abd5c14b703531147d640951e568
[INFO] running `Command { std: "docker" "start" "-a" "61a346a43b46ddab098237663038e5149534abd5c14b703531147d640951e568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61a346a43b46ddab098237663038e5149534abd5c14b703531147d640951e568", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61a346a43b46ddab098237663038e5149534abd5c14b703531147d640951e568", kill_on_drop: false }`
[INFO] [stdout] 61a346a43b46ddab098237663038e5149534abd5c14b703531147d640951e568
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] ff31cd408c2459063012734bc8eb852d97590f4ff74bc7c0d1f826b119f3524f
[INFO] running `Command { std: "docker" "start" "-a" "ff31cd408c2459063012734bc8eb852d97590f4ff74bc7c0d1f826b119f3524f", kill_on_drop: false }`
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling quad-alsa-sys v0.3.2
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling sapp-linux v0.1.14
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking dasp_frame v0.11.0
[INFO] [stderr]    Compiling quad-snd v0.2.3
[INFO] [stderr]     Checking ttf-parser v0.12.3
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking bytemuck v1.9.1
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking bumpalo v3.9.1
[INFO] [stderr]     Checking ogg v0.7.1
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking quad-rand v0.2.1
[INFO] [stderr]     Checking glam v0.14.0
[INFO] [stderr]    Compiling macroquad_macro v0.1.7
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking lewton v0.9.4
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking fontdue v0.5.2
[INFO] [stderr]     Checking audrey v0.3.0
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking miniquad v0.3.0-alpha.46
[INFO] [stderr]     Checking macroquad v0.3.16
[INFO] [stderr]     Checking minesweeper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.53s
[INFO] running `Command { std: "docker" "inspect" "ff31cd408c2459063012734bc8eb852d97590f4ff74bc7c0d1f826b119f3524f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff31cd408c2459063012734bc8eb852d97590f4ff74bc7c0d1f826b119f3524f", kill_on_drop: false }`
[INFO] [stdout] ff31cd408c2459063012734bc8eb852d97590f4ff74bc7c0d1f826b119f3524f
[INFO] checking JadonBelair/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%2FJadonBelair%2Fminesweeper" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JadonBelair/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/JadonBelair/minesweeper
[INFO] finished tweaking git repo https://github.com/JadonBelair/minesweeper
[INFO] tweaked toml for git repo https://github.com/JadonBelair/minesweeper written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/JadonBelair/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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] c9a3d6e731762985242d9aeec3604568929d1680f94ab22cc42d1498cb17be41
[INFO] running `Command { std: "docker" "start" "-a" "c9a3d6e731762985242d9aeec3604568929d1680f94ab22cc42d1498cb17be41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9a3d6e731762985242d9aeec3604568929d1680f94ab22cc42d1498cb17be41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9a3d6e731762985242d9aeec3604568929d1680f94ab22cc42d1498cb17be41", kill_on_drop: false }`
[INFO] [stdout] c9a3d6e731762985242d9aeec3604568929d1680f94ab22cc42d1498cb17be41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] f15f25e214dfb12306797baacefe252fa42410979c277c039c7466d49232e304
[INFO] running `Command { std: "docker" "start" "-a" "f15f25e214dfb12306797baacefe252fa42410979c277c039c7466d49232e304", kill_on_drop: false }`
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling quad-alsa-sys v0.3.2
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling sapp-linux v0.1.14
[INFO] [stderr]    Compiling quad-snd v0.2.3
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking dasp_frame v0.11.0
[INFO] [stderr]     Checking bytemuck v1.9.1
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking ttf-parser v0.12.3
[INFO] [stderr]     Checking ogg v0.7.1
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling macroquad_macro v0.1.7
[INFO] [stderr]     Checking quad-rand v0.2.1
[INFO] [stderr]     Checking bumpalo v3.9.1
[INFO] [stderr]     Checking glam v0.14.0
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking lewton v0.9.4
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking fontdue v0.5.2
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking audrey v0.3.0
[INFO] [stderr]     Checking miniquad v0.3.0-alpha.46
[INFO] [stderr]     Checking macroquad v0.3.16
[INFO] [stderr]     Checking minesweeper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.55s
[INFO] running `Command { std: "docker" "inspect" "f15f25e214dfb12306797baacefe252fa42410979c277c039c7466d49232e304", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f15f25e214dfb12306797baacefe252fa42410979c277c039c7466d49232e304", kill_on_drop: false }`
[INFO] [stdout] f15f25e214dfb12306797baacefe252fa42410979c277c039c7466d49232e304