[INFO] cloning repository https://github.com/kvark/claymore
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kvark/claymore" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkvark%2Fclaymore", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkvark%2Fclaymore'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 708c820ed0841c091c53245df3853d2b4a2839de
[INFO] checking kvark/claymore against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkvark%2Fclaymore" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kvark/claymore on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kvark/claymore
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/kvark/claymore
[INFO] tweaked toml for git repo https://github.com/kvark/claymore written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/kvark/claymore already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: the lock file /workspace/builds/worker-8/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/kvark/grid-rs`
[INFO] [stderr]     Updating git repository `https://github.com/kvark/simplecs`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f37671d905106a66a38124eebd9f2d8d1fab90ef533eba7fdb86c4e7850d66d5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f37671d905106a66a38124eebd9f2d8d1fab90ef533eba7fdb86c4e7850d66d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f37671d905106a66a38124eebd9f2d8d1fab90ef533eba7fdb86c4e7850d66d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f37671d905106a66a38124eebd9f2d8d1fab90ef533eba7fdb86c4e7850d66d5", kill_on_drop: false }`
[INFO] [stdout] f37671d905106a66a38124eebd9f2d8d1fab90ef533eba7fdb86c4e7850d66d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c21d4848ed2a1fb4b28aca672f84ea9f2239907e6bfb4d3562652ed47e37fa20
[INFO] running `Command { std: "docker" "start" "-a" "c21d4848ed2a1fb4b28aca672f84ea9f2239907e6bfb4d3562652ed47e37fa20", kill_on_drop: false }`
[INFO] [stderr] error: multiple packages link to native library `freetype`, but a native library can be linked only once
[INFO] [stderr] 
[INFO] [stderr] package `freetype-sys v0.0.5`
[INFO] [stderr]     ... which is depended on by `freetype-rs v0.0.10`
[INFO] [stderr]     ... which is depended on by `gfx_text v0.2.0`
[INFO] [stderr]     ... which is depended on by `claymore v0.2.0 (/opt/rustwide/workdir)`
[INFO] [stderr] links to native library `freetype`
[INFO] [stderr] 
[INFO] [stderr] package `freetype-sys v0.1.2`
[INFO] [stderr]     ... which is depended on by `freetype-rs v0.1.3`
[INFO] [stderr]     ... which is depended on by `gfx_text v0.3.1`
[INFO] [stderr]     ... which is depended on by `gfx_debug_draw v0.3.1`
[INFO] [stderr]     ... which is depended on by `claymore v0.2.0 (/opt/rustwide/workdir)`
[INFO] [stderr] also links to native library `freetype`
[INFO] running `Command { std: "docker" "inspect" "c21d4848ed2a1fb4b28aca672f84ea9f2239907e6bfb4d3562652ed47e37fa20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c21d4848ed2a1fb4b28aca672f84ea9f2239907e6bfb4d3562652ed47e37fa20", kill_on_drop: false }`
[INFO] [stdout] c21d4848ed2a1fb4b28aca672f84ea9f2239907e6bfb4d3562652ed47e37fa20