[INFO] cloning repository https://github.com/Fyreway/minesweeper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Fyreway/minesweeper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFyreway%2Fminesweeper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFyreway%2Fminesweeper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fda467e5c8b18f47e81a1d8627cccc7dfed296e6
[INFO] checking Fyreway/minesweeper against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFyreway%2Fminesweeper" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Fyreway/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/Fyreway/minesweeper
[INFO] finished tweaking git repo https://github.com/Fyreway/minesweeper
[INFO] tweaked toml for git repo https://github.com/Fyreway/minesweeper written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Fyreway/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]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded resource v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e7abfc3f4cd5b3108de85398dfeaa82299dfef3df92838d42858e88c26a5b81b
[INFO] running `Command { std: "docker" "start" "-a" "e7abfc3f4cd5b3108de85398dfeaa82299dfef3df92838d42858e88c26a5b81b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7abfc3f4cd5b3108de85398dfeaa82299dfef3df92838d42858e88c26a5b81b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7abfc3f4cd5b3108de85398dfeaa82299dfef3df92838d42858e88c26a5b81b", kill_on_drop: false }`
[INFO] [stdout] e7abfc3f4cd5b3108de85398dfeaa82299dfef3df92838d42858e88c26a5b81b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 0b5febac4b87d7fbb34fb99feb262e9007020f7b81835538ab5043380bae1f69
[INFO] running `Command { std: "docker" "start" "-a" "0b5febac4b87d7fbb34fb99feb262e9007020f7b81835538ab5043380bae1f69", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]    Compiling sdl2 v0.35.2
[INFO] [stderr]     Checking resource v0.5.0
[INFO] [stderr]    Compiling sdl2-sys v0.35.2
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking minesweeper v1.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `sdl`, `video_subsys`, and `image` are never read
[INFO] [stdout]   --> src/context.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Context {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 11 |     pub sdl: Sdl,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 12 |     pub video_subsys: VideoSubsystem,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 13 |     pub image: Sdl2ImageContext,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `sdl`, `video_subsys`, and `image` are never read
[INFO] [stdout]   --> src/context.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Context {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 11 |     pub sdl: Sdl,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 12 |     pub video_subsys: VideoSubsystem,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 13 |     pub image: Sdl2ImageContext,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.59s
[INFO] running `Command { std: "docker" "inspect" "0b5febac4b87d7fbb34fb99feb262e9007020f7b81835538ab5043380bae1f69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b5febac4b87d7fbb34fb99feb262e9007020f7b81835538ab5043380bae1f69", kill_on_drop: false }`
[INFO] [stdout] 0b5febac4b87d7fbb34fb99feb262e9007020f7b81835538ab5043380bae1f69
[INFO] checking Fyreway/minesweeper against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFyreway%2Fminesweeper" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Fyreway/minesweeper on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Fyreway/minesweeper
[INFO] finished tweaking git repo https://github.com/Fyreway/minesweeper
[INFO] tweaked toml for git repo https://github.com/Fyreway/minesweeper written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Fyreway/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3bb56438ac10fcd2560c8bdb4d165d91d00d0a81b3ea4ca75723d967310d06a9
[INFO] running `Command { std: "docker" "start" "-a" "3bb56438ac10fcd2560c8bdb4d165d91d00d0a81b3ea4ca75723d967310d06a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3bb56438ac10fcd2560c8bdb4d165d91d00d0a81b3ea4ca75723d967310d06a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bb56438ac10fcd2560c8bdb4d165d91d00d0a81b3ea4ca75723d967310d06a9", kill_on_drop: false }`
[INFO] [stdout] 3bb56438ac10fcd2560c8bdb4d165d91d00d0a81b3ea4ca75723d967310d06a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2964577cb80f8130d8d525dbeb5b594fdccdeca98d24ea3dfa4cc63f30afb054
[INFO] running `Command { std: "docker" "start" "-a" "2964577cb80f8130d8d525dbeb5b594fdccdeca98d24ea3dfa4cc63f30afb054", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]    Compiling sdl2 v0.35.2
[INFO] [stderr]     Checking resource v0.5.0
[INFO] [stderr]    Compiling sdl2-sys v0.35.2
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking minesweeper v1.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `sdl`, `video_subsys`, and `image` are never read
[INFO] [stdout]   --> src/context.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Context {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 11 |     pub sdl: Sdl,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 12 |     pub video_subsys: VideoSubsystem,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 13 |     pub image: Sdl2ImageContext,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `sdl`, `video_subsys`, and `image` are never read
[INFO] [stdout]   --> src/context.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Context {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 11 |     pub sdl: Sdl,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 12 |     pub video_subsys: VideoSubsystem,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 13 |     pub image: Sdl2ImageContext,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.56s
[INFO] running `Command { std: "docker" "inspect" "2964577cb80f8130d8d525dbeb5b594fdccdeca98d24ea3dfa4cc63f30afb054", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2964577cb80f8130d8d525dbeb5b594fdccdeca98d24ea3dfa4cc63f30afb054", kill_on_drop: false }`
[INFO] [stdout] 2964577cb80f8130d8d525dbeb5b594fdccdeca98d24ea3dfa4cc63f30afb054