[INFO] cloning repository https://github.com/mplouffe/flappy_zero
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mplouffe/flappy_zero" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmplouffe%2Fflappy_zero", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmplouffe%2Fflappy_zero'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f29d7f5a8f397c7d6cf63ee132035c67eb495226
[INFO] checking mplouffe/flappy_zero against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmplouffe%2Fflappy_zero" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mplouffe/flappy_zero on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mplouffe/flappy_zero
[INFO] finished tweaking git repo https://github.com/mplouffe/flappy_zero
[INFO] tweaked toml for git repo https://github.com/mplouffe/flappy_zero written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/mplouffe/flappy_zero already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d8a9d75c1383463cb8c5620155637532be46db1e61e1459bd0767f7210a042c
[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" "4d8a9d75c1383463cb8c5620155637532be46db1e61e1459bd0767f7210a042c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d8a9d75c1383463cb8c5620155637532be46db1e61e1459bd0767f7210a042c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d8a9d75c1383463cb8c5620155637532be46db1e61e1459bd0767f7210a042c", kill_on_drop: false }`
[INFO] [stdout] 4d8a9d75c1383463cb8c5620155637532be46db1e61e1459bd0767f7210a042c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec4cb9e521bdcfa293254fb450b2c3a7ed000db004c5ac9fc275b5c4f254d844
[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" "ec4cb9e521bdcfa293254fb450b2c3a7ed000db004c5ac9fc275b5c4f254d844", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]     Checking glow v0.10.0
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking safe_arch v0.5.2
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking x11-dl v2.18.5
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking num-iter v0.1.42
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking wide v0.6.5
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking bracket-color v0.8.2
[INFO] [stderr]     Checking object-pool v0.5.4
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking bracket-random v0.8.2
[INFO] [stderr]     Checking ultraviolet v0.8.1
[INFO] [stderr]     Checking bracket-noise v0.8.2
[INFO] [stderr]     Checking glutin_glx_sys v0.1.7
[INFO] [stderr]     Checking winit v0.24.0
[INFO] [stderr]     Checking bracket-geometry v0.8.3
[INFO] [stderr]     Checking bracket-algorithm-traits v0.8.2
[INFO] [stderr]     Checking bracket-pathfinding v0.8.4
[INFO] [stderr]     Checking glutin v0.26.0
[INFO] [stderr]     Checking bracket-terminal v0.8.5
[INFO] [stderr]     Checking bracket-lib v0.8.1
[INFO] [stderr]     Checking flappy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.44s
[INFO] running `Command { std: "docker" "inspect" "ec4cb9e521bdcfa293254fb450b2c3a7ed000db004c5ac9fc275b5c4f254d844", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec4cb9e521bdcfa293254fb450b2c3a7ed000db004c5ac9fc275b5c4f254d844", kill_on_drop: false }`
[INFO] [stdout] ec4cb9e521bdcfa293254fb450b2c3a7ed000db004c5ac9fc275b5c4f254d844